/* 
   GENERATED FILE, DO NOT EDIT
   Generated from dcraw/dcraw.c at Wed Dec 30 14:11:09 2009
   Look into original file (probably http://cybercom.net/~dcoffin/dcraw/dcraw.c)
   for copyright information.
*/

#define CLASS LibRaw::
#include "libraw/libraw_types.h"
#define LIBRAW_LIBRARY_BUILD
#define LIBRAW_IO_REDEFINED
#include "libraw/libraw.h"
#include "internal/defines.h"
#include "internal/var_defines.h"


#ifndef __GLIBC__
char *my_memmem (char *haystack, size_t haystacklen,
	      char *needle, size_t needlelen)
{
  char *c;
  for (c = haystack; c <= haystack + haystacklen - needlelen; c++)
    if (!memcmp (c, needle, needlelen))
      return c;
  return 0;
}
#define memmem my_memmem
#endif


ushort CLASS sget2 (uchar *s)
{
  if (order == 0x4949)		/* "II" means little-endian */
    return s[0] | s[1] << 8;
  else				/* "MM" means big-endian */
    return s[0] << 8 | s[1];
}

ushort CLASS get2()
{
  uchar str[2] = { 0xff,0xff };
  fread (str, 1, 2, ifp);
  return sget2(str);
}

unsigned CLASS sget4 (uchar *s)
{
  if (order == 0x4949)
    return s[0] | s[1] << 8 | s[2] << 16 | s[3] << 24;
  else
    return s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3];
}
#define sget4(s) sget4((uchar *)s)

unsigned CLASS get4()
{
  uchar str[4] = { 0xff,0xff,0xff,0xff };
  fread (str, 1, 4, ifp);
  return sget4(str);
}

unsigned CLASS getint (int type)
{
  return type == 3 ? get2() : get4();
}

float CLASS int_to_float (int i)
{
  union { int i; float f; } u;
  u.i = i;
  return u.f;
}

double CLASS getreal (int type)
{
  union { char c[8]; double d; } u;
  int i, rev;

  switch (type) {
    case 3: return (unsigned short) get2();
    case 4: return (unsigned int) get4();
    case 5:  u.d = (unsigned int) get4();
      return u.d / (unsigned int) get4();
    case 8: return (signed short) get2();
    case 9: return (signed int) get4();
    case 10: u.d = (signed int) get4();
      return u.d / (signed int) get4();
    case 11: return int_to_float (get4());
    case 12:
      rev = 7 * ((order == 0x4949) == (ntohs(0x1234) == 0x1234));
      for (i=0; i < 8; i++)
	u.c[i ^ rev] = fgetc(ifp);
      return u.d;
    default: return fgetc(ifp);
  }
}

void CLASS read_shorts (ushort *pixel, int count)
{
  if (fread (pixel, 2, count, ifp) < count) derror();
  if ((order == 0x4949) == (ntohs(0x1234) == 0x1234))
      swab ((char*)pixel, (char*)pixel, count*2);
}
void CLASS canon_black (double dark[2], int nblack)
{
  int c, diff, row, col;

#ifdef LIBRAW_LIBRARY_BUILD
  if(!( filtering_mode & LIBRAW_FILTERING_NOBLACKS) )
      {
#endif
  if (!nblack) return;
  FORC(2) dark[c] /= nblack >> 1;
  if ((diff = dark[0] - dark[1]))
    for (row=0; row < height; row++)
      for (col=1; col < width; col+=2)
	BAYER(row,col) += diff;
#ifdef LIBRAW_LIBRARY_BUILD
      }
#endif
  dark[1] += diff;
  black = (dark[0] + dark[1] + 1) / 2;
}

void CLASS canon_600_fixed_wb (int temp)
{
  static const short mul[4][5] = {
    {  667, 358,397,565,452 },
    {  731, 390,367,499,517 },
    { 1119, 396,348,448,537 },
    { 1399, 485,431,508,688 } };
  int lo, hi, i;
  float frac=0;

  for (lo=4; --lo; )
    if (*mul[lo] <= temp) break;
  for (hi=0; hi < 3; hi++)
    if (*mul[hi] >= temp) break;
  if (lo != hi)
    frac = (float) (temp - *mul[lo]) / (*mul[hi] - *mul[lo]);
  for (i=1; i < 5; i++)
    pre_mul[i-1] = 1 / (frac * mul[hi][i] + (1-frac) * mul[lo][i]);
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
#endif
}

/* Return values:  0 = white  1 = near white  2 = not white */
int CLASS canon_600_color (int ratio[2], int mar)
{
  int clipped=0, target, miss;

  if (flash_used) {
    if (ratio[1] < -104)
      { ratio[1] = -104; clipped = 1; }
    if (ratio[1] >   12)
      { ratio[1] =   12; clipped = 1; }
  } else {
    if (ratio[1] < -264 || ratio[1] > 461) return 2;
    if (ratio[1] < -50)
      { ratio[1] = -50; clipped = 1; }
    if (ratio[1] > 307)
      { ratio[1] = 307; clipped = 1; }
  }
  target = flash_used || ratio[1] < 197
	? -38 - (398 * ratio[1] >> 10)
	: -123 + (48 * ratio[1] >> 10);
  if (target - mar <= ratio[0] &&
      target + 20  >= ratio[0] && !clipped) return 0;
  miss = target - ratio[0];
  if (abs(miss) >= mar*4) return 2;
  if (miss < -20) miss = -20;
  if (miss > mar) miss = mar;
  ratio[0] = target - miss;
  return 1;
}

void CLASS canon_600_auto_wb()
{
  int mar, row, col, i, j, st, count[] = { 0,0 };
  int test[8], total[2][8], ratio[2][2], stat[2];

  memset (&total, 0, sizeof total);
  i = canon_ev + 0.5;
  if      (i < 10) mar = 150;
  else if (i > 12) mar = 20;
  else mar = 280 - 20 * i;
  if (flash_used) mar = 80;
  for (row=14; row < height-14; row+=4)
    for (col=10; col < width; col+=2) {
      for (i=0; i < 8; i++)
	test[(i & 4) + FC(row+(i >> 1),col+(i & 1))] =
		    BAYER(row+(i >> 1),col+(i & 1));
      for (i=0; i < 8; i++)
	if (test[i] < 150 || test[i] > 1500) goto next;
      for (i=0; i < 4; i++)
	if (abs(test[i] - test[i+4]) > 50) goto next;
      for (i=0; i < 2; i++) {
	for (j=0; j < 4; j+=2)
	  ratio[i][j >> 1] = ((test[i*4+j+1]-test[i*4+j]) << 10) / test[i*4+j];
	stat[i] = canon_600_color (ratio[i], mar);
      }
      if ((st = stat[0] | stat[1]) > 1) goto next;
      for (i=0; i < 2; i++)
	if (stat[i])
	  for (j=0; j < 2; j++)
	    test[i*4+j*2+1] = test[i*4+j*2] * (0x400 + ratio[i][j]) >> 10;
      for (i=0; i < 8; i++)
	total[st][i] += test[i];
      count[st]++;
next: ;
    }
  if (count[0] | count[1]) {
    st = count[0]*200 < count[1];
    for (i=0; i < 4; i++)
      pre_mul[i] = 1.0 / (total[st][i] + total[st][i+4]);
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.pre_mul_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
  }
}

void CLASS canon_600_coeff()
{
  static const short table[6][12] = {
    { -190,702,-1878,2390,   1861,-1349,905,-393, -432,944,2617,-2105  },
    { -1203,1715,-1136,1648, 1388,-876,267,245,  -1641,2153,3921,-3409 },
    { -615,1127,-1563,2075,  1437,-925,509,3,     -756,1268,2519,-2007 },
    { -190,702,-1886,2398,   2153,-1641,763,-251, -452,964,3040,-2528  },
    { -190,702,-1878,2390,   1861,-1349,905,-393, -432,944,2617,-2105  },
    { -807,1319,-1785,2297,  1388,-876,769,-257,  -230,742,2067,-1555  } };
  int t=0, i, c;
  float mc, yc;

  mc = pre_mul[1] / pre_mul[2];
  yc = pre_mul[3] / pre_mul[2];
  if (mc > 1 && mc <= 1.28 && yc < 0.8789) t=1;
  if (mc > 1.28 && mc <= 2) {
    if  (yc < 0.8789) t=3;
    else if (yc <= 2) t=4;
  }
  if (flash_used) t=5;
  for (raw_color = i=0; i < 3; i++)
    FORCC rgb_cam[i][c] = table[t][i*4 + c] / 1024.0;
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.rgb_cam_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
}

void CLASS canon_600_load_raw()
{
  uchar  data[1120], *dp;
  ushort pixel[896], *pix;
  int irow, row, col, val;
  static const short mul[4][2] =
  { { 1141,1145 }, { 1128,1109 }, { 1178,1149 }, { 1128,1109 } };

  for (irow=row=0; irow < height; irow++) {
    if (fread (data, 1, raw_width*5/4, ifp) < raw_width*5/4) derror();
    for (dp=data, pix=pixel; dp < data+1120; dp+=10, pix+=8) {
      pix[0] = (dp[0] << 2) + (dp[1] >> 6    );
      pix[1] = (dp[2] << 2) + (dp[1] >> 4 & 3);
      pix[2] = (dp[3] << 2) + (dp[1] >> 2 & 3);
      pix[3] = (dp[4] << 2) + (dp[1]      & 3);
      pix[4] = (dp[5] << 2) + (dp[9]      & 3);
      pix[5] = (dp[6] << 2) + (dp[9] >> 2 & 3);
      pix[6] = (dp[7] << 2) + (dp[9] >> 4 & 3);
      pix[7] = (dp[8] << 2) + (dp[9] >> 6    );
    }
    for (col=0; col < width; col++)
      BAYER(row,col) = pixel[col];
    for (col=width; col < raw_width; col++)
        {
            black += pixel[col];
#ifdef LIBRAW_LIBRARY_BUILD
            ushort *dfp = get_masked_pointer(row,col);
            if(dfp) *dfp = pixel[col];
#endif
        }
    if ((row+=2) > height) row = 1;
  }
  if (raw_width > width)
    black = black / ((raw_width - width) * height) - 4;
  for (row=0; row < height; row++)
    for (col=0; col < width; col++) {
#ifdef LIBRAW_LIBRARY_BUILD
     if( filtering_mode & LIBRAW_FILTERING_NOBLACKS)  
         val = BAYER(row,col);
     else
#endif
      if ((val = BAYER(row,col) - black) < 0) val = 0;
      val = val * mul[row & 3][col & 1] >> 9;
      BAYER(row,col) = val;
    }
  canon_600_fixed_wb(1311);
  canon_600_auto_wb();
  canon_600_coeff();
  maximum = (0x3ff - black) * 1109 >> 9;
  black = 0;
}

void CLASS remove_zeroes()
{
  unsigned row, col, tot, n, r, c;

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_REMOVE_ZEROES,0,2);
#endif
  for (row=0; row < height; row++)
    for (col=0; col < width; col++)
      if (BAYER(row,col) == 0) {
	tot = n = 0;
	for (r = row-2; r <= row+2; r++)
	  for (c = col-2; c <= col+2; c++)
	    if (r < height && c < width &&
		FC(r,c) == FC(row,col) && BAYER(r,c))
	      tot += (n++,BAYER(r,c));
	if (n) BAYER(row,col) = tot/n;
      }
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_REMOVE_ZEROES,1,2);
#endif
}

int CLASS canon_s2is()
{
  unsigned row;

  for (row=0; row < 100; row++) {
    fseek (ifp, row*3340 + 3284, SEEK_SET);
    if (getc(ifp) > 15) return 1;
  }
  return 0;
}

/*
   getbits(-1) initializes the buffer
   getbits(n) where 0 <= n <= 25 returns an n-bit integer
 */
unsigned CLASS getbithuff (int nbits, ushort *huff)
{
#ifdef LIBRAW_NOTHREADS
  static unsigned bitbuf=0;
  static int vbits=0, reset=0;
#else
#define bitbuf tls->getbits.bitbuf
#define vbits  tls->getbits.vbits
#define reset  tls->getbits.reset
#endif
  unsigned c;

  if (nbits == -1)
    return bitbuf = vbits = reset = 0;
  if (nbits == 0 || vbits < 0) return 0;
  while (!reset && vbits < nbits && (c = fgetc(ifp)) != EOF &&
    !(reset = zero_after_ff && c == 0xff && fgetc(ifp))) {
    bitbuf = (bitbuf << 8) + (uchar) c;
    vbits += 8;
  }
  c = bitbuf << (32-vbits) >> (32-nbits);
  if (huff) {
    vbits -= huff[c] >> 8;
    c = (uchar) huff[c];
  } else
    vbits -= nbits;
  if (vbits < 0) derror();
  return c;
#ifndef LIBRAW_NOTHREADS
#undef bitbuf
#undef vbits
#undef reset
#endif
}

#define getbits(n) getbithuff(n,0)
#define gethuff(h) getbithuff(*h,h+1)

/*
   Construct a decode tree according to the specification in *source.
   The first 16 bytes specify how many codes should be 1-bit, 2-bit
   3-bit, etc.  Bytes after that are the leaf values.

   For example, if the source is

    { 0,1,4,2,3,1,2,0,0,0,0,0,0,0,0,0,
      0x04,0x03,0x05,0x06,0x02,0x07,0x01,0x08,0x09,0x00,0x0a,0x0b,0xff  },

   then the code is

	00		0x04
	010		0x03
	011		0x05
	100		0x06
	101		0x02
	1100		0x07
	1101		0x01
	11100		0x08
	11101		0x09
	11110		0x00
	111110		0x0a
	1111110		0x0b
	1111111		0xff
 */
ushort * CLASS make_decoder_ref (const uchar **source)
{
  int max, len, h, i, j;
  const uchar *count;
  ushort *huff;

  count = (*source += 16) - 17;
  for (max=16; max && !count[max]; max--);
  huff = (ushort *) calloc (1 + (1 << max), sizeof *huff);
  merror (huff, "make_decoder()");
  huff[0] = max;
  for (h=len=1; len <= max; len++)
    for (i=0; i < count[len]; i++, ++*source)
      for (j=0; j < 1 << (max-len); j++)
	if (h <= 1 << max)
	  huff[h++] = len << 8 | **source;
  return huff;
}

ushort * CLASS make_decoder (const uchar *source)
{
  return make_decoder_ref (&source);
}

void CLASS crw_init_tables (unsigned table, ushort *huff[2])
{
  static const uchar first_tree[3][29] = {
    { 0,1,4,2,3,1,2,0,0,0,0,0,0,0,0,0,
      0x04,0x03,0x05,0x06,0x02,0x07,0x01,0x08,0x09,0x00,0x0a,0x0b,0xff  },
    { 0,2,2,3,1,1,1,1,2,0,0,0,0,0,0,0,
      0x03,0x02,0x04,0x01,0x05,0x00,0x06,0x07,0x09,0x08,0x0a,0x0b,0xff  },
    { 0,0,6,3,1,1,2,0,0,0,0,0,0,0,0,0,

      0x06,0x05,0x07,0x04,0x08,0x03,0x09,0x02,0x00,0x0a,0x01,0x0b,0xff  },
  };
  static const uchar second_tree[3][180] = {
    { 0,2,2,2,1,4,2,1,2,5,1,1,0,0,0,139,
      0x03,0x04,0x02,0x05,0x01,0x06,0x07,0x08,
      0x12,0x13,0x11,0x14,0x09,0x15,0x22,0x00,0x21,0x16,0x0a,0xf0,
      0x23,0x17,0x24,0x31,0x32,0x18,0x19,0x33,0x25,0x41,0x34,0x42,
      0x35,0x51,0x36,0x37,0x38,0x29,0x79,0x26,0x1a,0x39,0x56,0x57,
      0x28,0x27,0x52,0x55,0x58,0x43,0x76,0x59,0x77,0x54,0x61,0xf9,
      0x71,0x78,0x75,0x96,0x97,0x49,0xb7,0x53,0xd7,0x74,0xb6,0x98,
      0x47,0x48,0x95,0x69,0x99,0x91,0xfa,0xb8,0x68,0xb5,0xb9,0xd6,
      0xf7,0xd8,0x67,0x46,0x45,0x94,0x89,0xf8,0x81,0xd5,0xf6,0xb4,
      0x88,0xb1,0x2a,0x44,0x72,0xd9,0x87,0x66,0xd4,0xf5,0x3a,0xa7,
      0x73,0xa9,0xa8,0x86,0x62,0xc7,0x65,0xc8,0xc9,0xa1,0xf4,0xd1,
      0xe9,0x5a,0x92,0x85,0xa6,0xe7,0x93,0xe8,0xc1,0xc6,0x7a,0x64,
      0xe1,0x4a,0x6a,0xe6,0xb3,0xf1,0xd3,0xa5,0x8a,0xb2,0x9a,0xba,
      0x84,0xa4,0x63,0xe5,0xc5,0xf3,0xd2,0xc4,0x82,0xaa,0xda,0xe4,
      0xf2,0xca,0x83,0xa3,0xa2,0xc3,0xea,0xc2,0xe2,0xe3,0xff,0xff  },
    { 0,2,2,1,4,1,4,1,3,3,1,0,0,0,0,140,
      0x02,0x03,0x01,0x04,0x05,0x12,0x11,0x06,
      0x13,0x07,0x08,0x14,0x22,0x09,0x21,0x00,0x23,0x15,0x31,0x32,
      0x0a,0x16,0xf0,0x24,0x33,0x41,0x42,0x19,0x17,0x25,0x18,0x51,
      0x34,0x43,0x52,0x29,0x35,0x61,0x39,0x71,0x62,0x36,0x53,0x26,
      0x38,0x1a,0x37,0x81,0x27,0x91,0x79,0x55,0x45,0x28,0x72,0x59,
      0xa1,0xb1,0x44,0x69,0x54,0x58,0xd1,0xfa,0x57,0xe1,0xf1,0xb9,
      0x49,0x47,0x63,0x6a,0xf9,0x56,0x46,0xa8,0x2a,0x4a,0x78,0x99,
      0x3a,0x75,0x74,0x86,0x65,0xc1,0x76,0xb6,0x96,0xd6,0x89,0x85,
      0xc9,0xf5,0x95,0xb4,0xc7,0xf7,0x8a,0x97,0xb8,0x73,0xb7,0xd8,
      0xd9,0x87,0xa7,0x7a,0x48,0x82,0x84,0xea,0xf4,0xa6,0xc5,0x5a,
      0x94,0xa4,0xc6,0x92,0xc3,0x68,0xb5,0xc8,0xe4,0xe5,0xe6,0xe9,
      0xa2,0xa3,0xe3,0xc2,0x66,0x67,0x93,0xaa,0xd4,0xd5,0xe7,0xf8,
      0x88,0x9a,0xd7,0x77,0xc4,0x64,0xe2,0x98,0xa5,0xca,0xda,0xe8,
      0xf3,0xf6,0xa9,0xb2,0xb3,0xf2,0xd2,0x83,0xba,0xd3,0xff,0xff  },
    { 0,0,6,2,1,3,3,2,5,1,2,2,8,10,0,117,
      0x04,0x05,0x03,0x06,0x02,0x07,0x01,0x08,
      0x09,0x12,0x13,0x14,0x11,0x15,0x0a,0x16,0x17,0xf0,0x00,0x22,
      0x21,0x18,0x23,0x19,0x24,0x32,0x31,0x25,0x33,0x38,0x37,0x34,
      0x35,0x36,0x39,0x79,0x57,0x58,0x59,0x28,0x56,0x78,0x27,0x41,
      0x29,0x77,0x26,0x42,0x76,0x99,0x1a,0x55,0x98,0x97,0xf9,0x48,
      0x54,0x96,0x89,0x47,0xb7,0x49,0xfa,0x75,0x68,0xb6,0x67,0x69,
      0xb9,0xb8,0xd8,0x52,0xd7,0x88,0xb5,0x74,0x51,0x46,0xd9,0xf8,
      0x3a,0xd6,0x87,0x45,0x7a,0x95,0xd5,0xf6,0x86,0xb4,0xa9,0x94,
      0x53,0x2a,0xa8,0x43,0xf5,0xf7,0xd4,0x66,0xa7,0x5a,0x44,0x8a,
      0xc9,0xe8,0xc8,0xe7,0x9a,0x6a,0x73,0x4a,0x61,0xc7,0xf4,0xc6,
      0x65,0xe9,0x72,0xe6,0x71,0x91,0x93,0xa6,0xda,0x92,0x85,0x62,
      0xf3,0xc5,0xb2,0xa4,0x84,0xba,0x64,0xa5,0xb3,0xd2,0x81,0xe5,
      0xd3,0xaa,0xc4,0xca,0xf2,0xb1,0xe4,0xd1,0x83,0x63,0xea,0xc3,
      0xe2,0x82,0xf1,0xa3,0xc2,0xa1,0xc1,0xe3,0xa2,0xe1,0xff,0xff  }
  };
  if (table > 2) table = 2;
  huff[0] = make_decoder ( first_tree[table]);
  huff[1] = make_decoder (second_tree[table]);
}

/*
   Return 0 if the image starts with compressed data,
   1 if it starts with uncompressed low-order bits.

   In Canon compressed data, 0xff is always followed by 0x00.
 */
int CLASS canon_has_lowbits()
{
  uchar test[0x4000];
  int ret=1, i;

  fseek (ifp, 0, SEEK_SET);
  fread (test, 1, sizeof test, ifp);
  for (i=540; i < sizeof test - 1; i++)
    if (test[i] == 0xff) {
      if (test[i+1]) return 1;
      ret=0;
    }
  return ret;
}

void CLASS canon_compressed_load_raw()
{
  ushort *pixel, *prow, *huff[2];
  int nblocks, lowbits, i, c, row, r, col, save, val, nblack=0;
  unsigned irow, icol;
  int block, diffbuf[64], leaf, len, diff, carry=0, pnum=0, base[2];
  double dark[2] = { 0,0 };

  crw_init_tables (tiff_compress, huff);
  pixel = (ushort *) calloc (raw_width*8, sizeof *pixel);
  merror (pixel, "canon_compressed_load_raw()");
  lowbits = canon_has_lowbits();
  if (!lowbits) maximum = 0x3ff;
  fseek (ifp, 540 + lowbits*raw_height*raw_width/4, SEEK_SET);
  zero_after_ff = 1;
  getbits(-1);
  for (row=0; row < raw_height; row+=8) {
    nblocks = MIN (8, raw_height-row) * raw_width >> 6;
    for (block=0; block < nblocks; block++) {
      memset (diffbuf, 0, sizeof diffbuf);
      for (i=0; i < 64; i++ ) {
	leaf = gethuff(huff[i > 0]);
	if (leaf == 0 && i) break;
	if (leaf == 0xff) continue;
	i  += leaf >> 4;
	len = leaf & 15;
	if (len == 0) continue;
	diff = getbits(len);
	if ((diff & (1 << (len-1))) == 0)
	  diff -= (1 << len) - 1;
	if (i < 64) diffbuf[i] = diff;
      }
      diffbuf[0] += carry;
      carry = diffbuf[0];
      for (i=0; i < 64; i++ ) {
	if (pnum++ % raw_width == 0)
	  base[0] = base[1] = 512;
	if ((pixel[(block << 6) + i] = base[i & 1] += diffbuf[i]) >> 10)
	  derror();
      }
    }
    if (lowbits) {
      save = ftell(ifp);
      fseek (ifp, 26 + row*raw_width/4, SEEK_SET);
      for (prow=pixel, i=0; i < raw_width*2; i++) {
	c = fgetc(ifp);
	for (r=0; r < 8; r+=2, prow++) {
	  val = (*prow << 2) + ((c >> r) & 3);
	  if (raw_width == 2672 && val < 512) val += 2;
	  *prow = val;
	}
      }
      fseek (ifp, save, SEEK_SET);
    }
    for (r=0; r < 8; r++) {
      irow = row - top_margin + r;
#ifndef LIBRAW_LIBRARY_BUILD
      if (irow >= height) continue;
#endif
      for (col=0; col < raw_width; col++) {
#ifdef LIBRAW_LIBRARY_BUILD
          ushort *dfp = get_masked_pointer(row+r,col);
          if(dfp) *dfp = pixel[r*raw_width+col];
          if (irow >= height) continue; // skip for top/bottom rows
#endif
	icol = col - left_margin;
	if (icol < width)
	  BAYER(irow,icol) = pixel[r*raw_width+col];
	else if (col > 1 && (unsigned) (col-left_margin+2) > width+3)
	  dark[icol & 1] += (nblack++,pixel[r*raw_width+col]);
      }
    }
  }
  free (pixel);
  FORC(2) free (huff[c]);
  canon_black (dark, nblack);
}

int CLASS ljpeg_start (struct jhead *jh, int info_only)
{
  int c, tag, len;
  uchar data[0x10000];
  const uchar *dp;

  memset (jh, 0, sizeof *jh);
  jh->restart = INT_MAX;
  fread (data, 2, 1, ifp);
  if (data[1] != 0xd8) return 0;
  do {
    fread (data, 2, 2, ifp);
    tag =  data[0] << 8 | data[1];
    len = (data[2] << 8 | data[3]) - 2;
    if (tag <= 0xff00) return 0;
    fread (data, 1, len, ifp);
    switch (tag) {
      case 0xffc3:
	jh->sraw = ((data[7] >> 4) * (data[7] & 15) - 1) & 3;
      case 0xffc0:
	jh->bits = data[0];
	jh->high = data[1] << 8 | data[2];
	jh->wide = data[3] << 8 | data[4];
	jh->clrs = data[5] + jh->sraw;
	if (len == 9 && !dng_version) getc(ifp);
	break;
      case 0xffc4:
	if (info_only) break;
	for (dp = data; dp < data+len && (c = *dp++) < 4; )
	  jh->free[c] = jh->huff[c] = make_decoder_ref (&dp);
	break;
      case 0xffda:
	jh->psv = data[1+data[0]*2];
	jh->bits -= data[3+data[0]*2] & 15;
	break;
      case 0xffdd:
	jh->restart = data[0] << 8 | data[1];
    }
  } while (tag != 0xffda);
  if (info_only) return 1;
  FORC(5) if (!jh->huff[c+1]) jh->huff[c+1] = jh->huff[c];
  if (jh->sraw) {
    FORC(4)        jh->huff[2+c] = jh->huff[1];
    FORC(jh->sraw) jh->huff[1+c] = jh->huff[0];
  }
  jh->row = (ushort *) calloc (jh->wide*jh->clrs, 4);
  merror (jh->row, "ljpeg_start()");
  return zero_after_ff = 1;
}

void CLASS ljpeg_end (struct jhead *jh)
{
  int c;
  FORC4 if (jh->free[c]) free (jh->free[c]);
  free (jh->row);
}

int CLASS ljpeg_diff (ushort *huff)
{
  int len, diff;

  len = gethuff(huff);
  if (len == 16 && (!dng_version || dng_version >= 0x1010000))
    return -32768;
  diff = getbits(len);
  if ((diff & (1 << (len-1))) == 0)
    diff -= (1 << len) - 1;
  return diff;
}

ushort * CLASS ljpeg_row (int jrow, struct jhead *jh)
{
  int col, c, diff, pred, spred=0;
  ushort mark=0, *row[3];

  if (jrow * jh->wide % jh->restart == 0) {
    FORC(6) jh->vpred[c] = 1 << (jh->bits-1);
    if (jrow) {
      fseek (ifp, -2, SEEK_CUR);
      do mark = (mark << 8) + (c = fgetc(ifp));
      while (c != EOF && mark >> 4 != 0xffd);
    }
    getbits(-1);
  }
  FORC3 row[c] = jh->row + jh->wide*jh->clrs*((jrow+c) & 1);
  for (col=0; col < jh->wide; col++)
    FORC(jh->clrs) {
      diff = ljpeg_diff (jh->huff[c]);
      if (jh->sraw && c <= jh->sraw && (col | c))
		    pred = spred;
      else if (col) pred = row[0][-jh->clrs];
      else	    pred = (jh->vpred[c] += diff) - diff;
      if (jrow && col) switch (jh->psv) {
	case 1:	break;
	case 2: pred = row[1][0];					break;
	case 3: pred = row[1][-jh->clrs];				break;
	case 4: pred = pred +   row[1][0] - row[1][-jh->clrs];		break;
	case 5: pred = pred + ((row[1][0] - row[1][-jh->clrs]) >> 1);	break;
	case 6: pred = row[1][0] + ((pred - row[1][-jh->clrs]) >> 1);	break;
	case 7: pred = (pred + row[1][0]) >> 1;				break;
	default: pred = 0;
      }
      if ((**row = pred + diff) >> jh->bits) derror();
      if (c <= jh->sraw) spred = **row;
      row[0]++; row[1]++;
    }
  return row[2];
}

void CLASS lossless_jpeg_load_raw()
{
  int jwide, jrow, jcol, val, jidx, i, j, row=0, col=0, nblack=0;
  double dark[2] = { 0,0 };
  struct jhead jh;
  int min=INT_MAX;
  ushort *rp;

  if (!ljpeg_start (&jh, 0)) return;
  jwide = jh.wide * jh.clrs;

  for (jrow=0; jrow < jh.high; jrow++) {
    rp = ljpeg_row (jrow, &jh);
    for (jcol=0; jcol < jwide; jcol++) {
      val = *rp++;
      if (jh.bits <= 12)
#ifdef LIBRAW_LIBRARY_BUILD
          if( !(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
#endif
	val = curve[val & 0xfff];
      if (cr2_slice[0]) {
	jidx = jrow*jwide + jcol;
	i = jidx / (cr2_slice[1]*jh.high);
	if ((j = i >= cr2_slice[0]))
		 i  = cr2_slice[0];
	jidx -= i * (cr2_slice[1]*jh.high);
	row = jidx / cr2_slice[1+j];
	col = jidx % cr2_slice[1+j] + i*cr2_slice[1];
      }
      if (raw_width == 3984 && (col -= 2) < 0)
	col += (row--,raw_width);
#ifdef LIBRAW_LIBRARY_BUILD
      ushort *dfp = get_masked_pointer(row,col);
      if(dfp) *dfp = val;
#endif
      if ((unsigned) (row-top_margin) < height) {
	if ((unsigned) (col-left_margin) < width) {
	  BAYER(row-top_margin,col-left_margin) = val;
	  if (min > val) min = val;
	} else if (col > 1 && (unsigned) (col-left_margin+2) > width+3)
	  dark[(col-left_margin) & 1] += (nblack++,val);
      }
      if (++col >= raw_width)
	col = (row++,0);
    }
  }
  ljpeg_end (&jh);
  canon_black (dark, nblack);
  if (!strcasecmp(make,"KODAK"))
    black = min;
}

void CLASS canon_sraw_load_raw()
{
  struct jhead jh;
  short *rp=0, (*ip)[4];
  int jwide, slice, scol, ecol, row, col, jrow=0, jcol=0, pix[3], c;
  int v[3]={0,0,0}, ver, hue;
  char *cp;

  if (!ljpeg_start (&jh, 0)) return;
  jwide = (jh.wide >>= 1) * jh.clrs;

  for (ecol=slice=0; slice <= cr2_slice[0]; slice++) {
    scol = ecol;
    ecol += cr2_slice[1] * 2 / jh.clrs;
    if (!cr2_slice[0] || ecol > raw_width-1) ecol = raw_width & -2;
    for (row=0; row < height; row += (jh.clrs >> 1) - 1) {
      ip = (short (*)[4]) image + row*width;
      for (col=scol; col < ecol; col+=2, jcol+=jh.clrs) {
	if ((jcol %= jwide) == 0)
	  rp = (short *) ljpeg_row (jrow++, &jh);
	if (col >= width) continue;
	FORC (jh.clrs-2)
	  ip[col + (c >> 1)*width + (c & 1)][0] = rp[jcol+c];
	ip[col][1] = rp[jcol+jh.clrs-2] - 16384;
	ip[col][2] = rp[jcol+jh.clrs-1] - 16384;
      }
    }
  }
  for (cp=model2; *cp && !isdigit(*cp); cp++);
  sscanf (cp, "%d.%d.%d", v, v+1, v+2);
  ver = (v[0]*1000 + v[1])*1000 + v[2];
  hue = (jh.sraw+1) << 2;
  if (unique_id == 0x80000218 && ver > 1000006 && ver < 3000000)
    hue = jh.sraw << 1;
  ip = (short (*)[4]) image;
  rp = ip[0];
  for (row=0; row < height; row++, ip+=width) {
    if (row & (jh.sraw >> 1))
      for (col=0; col < width; col+=2)
	for (c=1; c < 3; c++)
	  if (row == height-1)
	       ip[col][c] =  ip[col-width][c];
	  else ip[col][c] = (ip[col-width][c] + ip[col+width][c] + 1) >> 1;
    for (col=1; col < width; col+=2)
      for (c=1; c < 3; c++)
	if (col == width-1)
	     ip[col][c] =  ip[col-1][c];
	else ip[col][c] = (ip[col-1][c] + ip[col+1][c] + 1) >> 1;
  }
  for ( ; rp < ip[0]; rp+=4) {
    if (unique_id < 0x80000218) {
      pix[0] = rp[0] + rp[2] - 512;
      pix[2] = rp[0] + rp[1] - 512;
      pix[1] = rp[0] + ((-778*rp[1] - (rp[2] << 11)) >> 12) - 512;
    } else {
      rp[1] = (rp[1] << 2) + hue;
      rp[2] = (rp[2] << 2) + hue;
      pix[0] = rp[0] + ((  200*rp[1] + 22929*rp[2]) >> 14);
      pix[1] = rp[0] + ((-5640*rp[1] - 11751*rp[2]) >> 14);
      pix[2] = rp[0] + ((29040*rp[1] -   101*rp[2]) >> 14);
    }
    FORC3 rp[c] = CLIP(pix[c] * sraw_mul[c] >> 10);
  }
  ljpeg_end (&jh);
  maximum = 0x3fff;
}

void CLASS adobe_copy_pixel (int row, int col, ushort **rp)
{
  unsigned r, c;

  r = row -= top_margin;
  c = col -= left_margin;
  if (is_raw == 2 && shot_select) (*rp)++;
  if (filters) {
#ifndef LIBRAW_LIBRARY_BUILD
    if (fuji_width) {
      r = row + fuji_width - 1 - (col >> 1);
      c = row + ((col+1) >> 1);
    }
#endif
#ifdef LIBRAW_LIBRARY_BUILD
    ushort val = **rp;
    if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
        val = **rp < 0x1000 ? curve[**rp] : **rp;
    if (r < height && c < width)
        BAYER(r,c) = val;
    else
        {
            ushort *dfp = get_masked_pointer(row+top_margin,col+left_margin);
            if(dfp) *dfp = val;
        }
#else
    if (r < height && c < width)
      BAYER(r,c) = **rp < 0x1000 ? curve[**rp] : **rp;
#endif
    *rp += is_raw;
  } else {
    if (r < height && c < width)
      FORC(tiff_samples)
	image[row*width+col][c] = (*rp)[c] < 0x1000 ? curve[(*rp)[c]]:(*rp)[c];
    *rp += tiff_samples;
  }
  if (is_raw == 2 && shot_select) (*rp)--;
}

void CLASS adobe_dng_load_raw_lj()
{
  unsigned save, trow=0, tcol=0, jwide, jrow, jcol, row, col;
  struct jhead jh;
  ushort *rp;

  while (trow < raw_height) {
    save = ftell(ifp);
    if (tile_length < INT_MAX)
      fseek (ifp, get4(), SEEK_SET);
    if (!ljpeg_start (&jh, 0)) break;
    jwide = jh.wide;
    if (filters) jwide *= jh.clrs;
    jwide /= is_raw;
    for (row=col=jrow=0; jrow < jh.high; jrow++) {
      rp = ljpeg_row (jrow, &jh);
      for (jcol=0; jcol < jwide; jcol++) {
	adobe_copy_pixel (trow+row, tcol+col, &rp);
	if (++col >= tile_width || col >= raw_width)
	  row += 1 + (col = 0);
      }
    }
    fseek (ifp, save+4, SEEK_SET);
    if ((tcol += tile_width) >= raw_width)
      trow += tile_length + (tcol = 0);
    ljpeg_end (&jh);
  }
}

void CLASS adobe_dng_load_raw_nc()
{
  ushort *pixel, *rp;
  int row, col;

  pixel = (ushort *) calloc (raw_width * tiff_samples, sizeof *pixel);
  merror (pixel, "adobe_dng_load_raw_nc()");
  for (row=0; row < raw_height; row++) {
    if (tiff_bps == 16)
      read_shorts (pixel, raw_width * tiff_samples);
    else {
      getbits(-1);
      for (col=0; col < raw_width * tiff_samples; col++)
	pixel[col] = getbits(tiff_bps);
    }
    for (rp=pixel, col=0; col < raw_width; col++)
      adobe_copy_pixel (row, col, &rp);
  }
  free (pixel);
}

void CLASS pentax_load_raw()
{
  ushort bit[2][13], huff[4097];
  int row, col, diff, c, i;
  ushort vpred[2][2] = {{0,0},{0,0}}, hpred[2];

  fseek (ifp, meta_offset, SEEK_SET);
  FORC(13) bit[0][c] = get2();
  FORC(13) bit[1][c] = fgetc(ifp);
  FORC(13)
    for (i=bit[0][c]; i <= ((bit[0][c]+(4096 >> bit[1][c])-1) & 4095); )
      huff[++i] = bit[1][c] << 8 | c;
  huff[0] = 12;
  fseek (ifp, data_offset, SEEK_SET);
  getbits(-1);
  for (row=0; row < raw_height; row++)
      {
#ifndef LIBRAW_LIBRARY_BUILD
          if(row >= height) break;
#endif
    for (col=0; col < raw_width; col++) {
      diff = ljpeg_diff (huff);
      if (col < 2) hpred[col] = vpred[row & 1][col] += diff;
      else	   hpred[col & 1] += diff;
      if ((unsigned) (row-top_margin) < height && col < width)
	BAYER(row-top_margin,col) = hpred[col & 1];
#ifdef LIBRAW_LIBRARY_BUILD
      else
        {
          ushort *dfp = get_masked_pointer(row,col);
          if(dfp) *dfp = hpred[col & 1];
        }
      
      if (col < width && row < height)
#endif
        if (hpred[col & 1] >> 12) derror();
    }
      }
}

void CLASS nikon_compressed_load_raw()
{
  static const uchar nikon_tree[][32] = {
    { 0,1,5,1,1,1,1,1,1,2,0,0,0,0,0,0,	/* 12-bit lossy */
      5,4,3,6,2,7,1,0,8,9,11,10,12 },
    { 0,1,5,1,1,1,1,1,1,2,0,0,0,0,0,0,	/* 12-bit lossy after split */
      0x39,0x5a,0x38,0x27,0x16,5,4,3,2,1,0,11,12,12 },
    { 0,1,4,2,3,1,2,0,0,0,0,0,0,0,0,0,  /* 12-bit lossless */
      5,4,6,3,7,2,8,1,9,0,10,11,12 },
    { 0,1,4,3,1,1,1,1,1,2,0,0,0,0,0,0,	/* 14-bit lossy */
      5,6,4,7,8,3,9,2,1,0,10,11,12,13,14 },
    { 0,1,5,1,1,1,1,1,1,1,2,0,0,0,0,0,	/* 14-bit lossy after split */
      8,0x5c,0x4b,0x3a,0x29,7,6,5,4,3,2,1,0,13,14 },
    { 0,1,4,2,2,3,1,2,0,0,0,0,0,0,0,0,	/* 14-bit lossless */
      7,6,8,5,9,4,10,3,11,12,2,0,1,13,14 } };
  ushort *huff, ver0, ver1, vpred[2][2], hpred[2], csize;
  int i, min, max, step=0, tree=0, split=0, row, col, len, shl, diff;

  fseek (ifp, meta_offset, SEEK_SET);
  ver0 = fgetc(ifp);
  ver1 = fgetc(ifp);
  if (ver0 == 0x49 || ver1 == 0x58)
    fseek (ifp, 2110, SEEK_CUR);
  if (ver0 == 0x46) tree = 2;
  if (tiff_bps == 14) tree += 3;
  read_shorts (vpred[0], 4);
  max = 1 << tiff_bps & 0x7fff;
  if ((csize = get2()) > 1)
    step = max / (csize-1);
  if (ver0 == 0x44 && ver1 == 0x20 && step > 0) {
    for (i=0; i < csize; i++)
      curve[i*step] = get2();
    for (i=0; i < max; i++)
      curve[i] = ( curve[i-i%step]*(step-i%step) +
		   curve[i-i%step+step]*(i%step) ) / step;
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.curve_state = LIBRAW_COLORSTATE_LOADED;
#endif
    fseek (ifp, meta_offset+562, SEEK_SET);
    split = get2();
  } else if (ver0 != 0x46 && csize <= 0x4001)
      {
    read_shorts (curve, max=csize);
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.curve_state = LIBRAW_COLORSTATE_LOADED;
#endif
      }
  while (curve[max-2] == curve[max-1]) max--;
  huff = make_decoder (nikon_tree[tree]);
  fseek (ifp, data_offset, SEEK_SET);
  getbits(-1);
  for (min=row=0; row < height; row++) {
    if (split && row == split) {
      free (huff);
      huff = make_decoder (nikon_tree[tree+1]);
      max += (min = 16) << 1;
    }
    for (col=0; col < raw_width; col++) {
      i = gethuff(huff);
      len = i & 15;
      shl = i >> 4;
      diff = ((getbits(len-shl) << 1) + 1) << shl >> 1;
      if ((diff & (1 << (len-1))) == 0)
	diff -= (1 << len) - !shl;
      if (col < 2) hpred[col] = vpred[row & 1][col] += diff;
      else	   hpred[col & 1] += diff;
      if ((ushort)(hpred[col & 1] + min) >= max) derror();
#ifndef LIBRAW_LIBRARY_BUILD
      if ((unsigned) (col-left_margin) < width)
	BAYER(row,col-left_margin) =  curve[LIM((short)hpred[col & 1],0,0x3fff)];
#else
      ushort xval = hpred[col & 1];
      if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
          xval = curve[LIM((short)xval,0,0x3fff)];
      if ((unsigned) (col-left_margin) < width)
          {
              BAYER(row,col-left_margin) =  xval;
          }
      else
        {
          ushort *dfp = get_masked_pointer(row,col);
          if(dfp) *dfp = xval;
        }
#endif

    }
  }
  free (huff);
}

/*
   Figure out if a NEF file is compressed.  These fancy heuristics
   are only needed for the D100, thanks to a bug in some cameras
   that tags all images as "compressed".
 */
int CLASS nikon_is_compressed()
{
  uchar test[256];
  int i;

  fseek (ifp, data_offset, SEEK_SET);
  fread (test, 1, 256, ifp);
  for (i=15; i < 256; i+=16)
    if (test[i]) return 1;
  return 0;
}

/*
   Returns 1 for a Coolpix 995, 0 for anything else.
 */
int CLASS nikon_e995()
{
  int i, histo[256];
  const uchar often[] = { 0x00, 0x55, 0xaa, 0xff };

  memset (histo, 0, sizeof histo);
  fseek (ifp, -2000, SEEK_END);
  for (i=0; i < 2000; i++)
    histo[fgetc(ifp)]++;
  for (i=0; i < 4; i++)
    if (histo[often[i]] < 200)
      return 0;
  return 1;
}

/*
   Returns 1 for a Coolpix 2100, 0 for anything else.
 */
int CLASS nikon_e2100()
{
  uchar t[12];
  int i;

  fseek (ifp, 0, SEEK_SET);
  for (i=0; i < 1024; i++) {
    fread (t, 1, 12, ifp);
    if (((t[2] & t[4] & t[7] & t[9]) >> 4
	& t[1] & t[6] & t[8] & t[11] & 3) != 3)
      return 0;
  }
  return 1;
}

void CLASS nikon_3700()
{
  int bits, i;
  uchar dp[24];
  static const struct {
    int bits;
    char t_make[12], t_model[15];
  } table[] = {
    { 0x00, "PENTAX",  "Optio 33WR" },
    { 0x03, "NIKON",   "E3200" },
    { 0x32, "NIKON",   "E3700" },
    { 0x33, "OLYMPUS", "C740UZ" } };

  fseek (ifp, 3072, SEEK_SET);
  fread (dp, 1, 24, ifp);
  bits = (dp[8] & 3) << 4 | (dp[20] & 3);
  for (i=0; i < sizeof table / sizeof *table; i++)
    if (bits == table[i].bits) {
      strcpy (make,  table[i].t_make );
      strcpy (model, table[i].t_model);
    }
}

/*
   Separates a Minolta DiMAGE Z2 from a Nikon E4300.
 */
int CLASS minolta_z2()
{
  int i, nz;
  char tail[424];

  fseek (ifp, -sizeof tail, SEEK_END);
  fread (tail, 1, sizeof tail, ifp);
  for (nz=i=0; i < sizeof tail; i++)
    if (tail[i]) nz++;
  return nz > 20;
}

/*
   The Fuji Super CCD is just a Bayer grid rotated 45 degrees.
 */
void CLASS fuji_load_raw()
{
  ushort *pixel;
#ifndef LIBRAW_LIBRARY_BUILD
  int wide, row, col, r, c;

  fseek (ifp, (top_margin*raw_width + left_margin) * 2, SEEK_CUR);
  wide = fuji_width << !fuji_layout;
  pixel = (ushort *) calloc (wide, sizeof *pixel);
  merror (pixel, "fuji_load_raw()");
  for (row=0; row < raw_height; row++) {
    read_shorts (pixel, wide);
    fseek (ifp, 2*(raw_width - wide), SEEK_CUR);
    for (col=0; col < wide; col++) {
      if (fuji_layout) {
	r = fuji_width - 1 - col + (row >> 1);
	c = col + ((row+1) >> 1);
      } else {
	r = fuji_width - 1 + row - (col >> 1);
	c = row + ((col+1) >> 1);
      }
      BAYER(r,c) = pixel[col];
    }
  }
  free (pixel);
#else
  int row,col;
  int wide, r, c;
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "fuji_load_raw()");
  for (row=0; row < raw_height; row++) {
    read_shorts (pixel, raw_width);
    for (col=0; col < raw_width; col++) {
        if(col >= left_margin && col < width+left_margin
           && row >= top_margin && row < height+top_margin)
            {
                int rrow = row-top_margin;
                int ccol = col-left_margin;
                if (fuji_layout) {
                    r = fuji_width - 1 - ccol + (rrow >> 1);
                    c = ccol + ((rrow+1) >> 1);
                } else {
                    r = fuji_width - 1 + rrow - (ccol >> 1);
                    c = rrow + ((ccol+1) >> 1);
                }

                image[((row-top_margin) >> shrink)*iwidth + ((col-left_margin) >> shrink)][FC(r,c)] = pixel[col];
            }
        else
            {
                ushort *dfp = get_masked_pointer(row,col);
                if(dfp) *dfp = pixel[col];
            }
    }
  }
  free (pixel);
#endif
}
void CLASS ppm_thumb()
{
  char *thumb;
  thumb_length = thumb_width*thumb_height*3;
  thumb = (char *) malloc (thumb_length);
  merror (thumb, "ppm_thumb()");
  fprintf (ofp, "P6\n%d %d\n255\n", thumb_width, thumb_height);
  fread  (thumb, 1, thumb_length, ifp);
  fwrite (thumb, 1, thumb_length, ofp);
  free (thumb);
}

void CLASS layer_thumb()
{
  int i, c;
  char *thumb, map[][4] = { "012","102" };

  colors = thumb_misc >> 5 & 7;
  thumb_length = thumb_width*thumb_height;
  thumb = (char *) calloc (colors, thumb_length);
  merror (thumb, "layer_thumb()");
  fprintf (ofp, "P%d\n%d %d\n255\n",
	5 + (colors >> 1), thumb_width, thumb_height);
  fread (thumb, thumb_length, colors, ifp);
  for (i=0; i < thumb_length; i++)
    FORCC putc (thumb[i+thumb_length*(map[thumb_misc >> 8][c]-'0')], ofp);
  free (thumb);
}

void CLASS rollei_thumb()
{
  unsigned i;
  ushort *thumb;

  thumb_length = thumb_width * thumb_height;
  thumb = (ushort *) calloc (thumb_length, 2);
  merror (thumb, "rollei_thumb()");
  fprintf (ofp, "P6\n%d %d\n255\n", thumb_width, thumb_height);
  read_shorts (thumb, thumb_length);
  for (i=0; i < thumb_length; i++) {
    putc (thumb[i] << 3, ofp);
    putc (thumb[i] >> 5  << 2, ofp);
    putc (thumb[i] >> 11 << 3, ofp);
  }
  free (thumb);
}

void CLASS rollei_load_raw()
{
  uchar pixel[10];
  unsigned iten=0, isix, i, buffer=0, row, col, todo[16];

  isix = raw_width * raw_height * 5 / 8;
  while (fread (pixel, 1, 10, ifp) == 10) {
    for (i=0; i < 10; i+=2) {
      todo[i]   = iten++;
      todo[i+1] = pixel[i] << 8 | pixel[i+1];
      buffer    = pixel[i] >> 2 | buffer << 6;
    }
    for (   ; i < 16; i+=2) {
      todo[i]   = isix++;
      todo[i+1] = buffer >> (14-i)*5;
    }
    for (i=0; i < 16; i+=2) {
      row = todo[i] / raw_width - top_margin;
      col = todo[i] % raw_width - left_margin;
      if (row < height && col < width)
	BAYER(row,col) = (todo[i+1] & 0x3ff);
#ifdef LIBRAW_LIBRARY_BUILD
      else
          {
              ushort *dfp = get_masked_pointer(todo[i] / raw_width,todo[i] % raw_width);
              if(dfp) *dfp = (todo[i+1] & 0x3ff);
          }
#endif
    }
  }
  maximum = 0x3ff;
}

int CLASS bayer (unsigned row, unsigned col)
{
  return (row < height && col < width) ? BAYER(row,col) : 0;
}

void CLASS phase_one_flat_field (int is_float, int nc)
{
  ushort head[8];
  unsigned wide, y, x, c, rend, cend, row, col;
  float *mrow, num, mult[4];

  read_shorts (head, 8);
  wide = head[2] / head[4];
  mrow = (float *) calloc (nc*wide, sizeof *mrow);
  merror (mrow, "phase_one_flat_field()");
  for (y=0; y < head[3] / head[5]; y++) {
    for (x=0; x < wide; x++)
      for (c=0; c < nc; c+=2) {
	num = is_float ? getreal(11) : get2()/32768.0;
	if (y==0) mrow[c*wide+x] = num;
	else mrow[(c+1)*wide+x] = (num - mrow[c*wide+x]) / head[5];
      }
    if (y==0) continue;
    rend = head[1]-top_margin + y*head[5];
    for (row = rend-head[5]; row < height && row < rend; row++) {
      for (x=1; x < wide; x++) {
	for (c=0; c < nc; c+=2) {
	  mult[c] = mrow[c*wide+x-1];
	  mult[c+1] = (mrow[c*wide+x] - mult[c]) / head[4];
	}
	cend = head[0]-left_margin + x*head[4];
	for (col = cend-head[4]; col < width && col < cend; col++) {
	  c = nc > 2 ? FC(row,col) : 0;
	  if (!(c & 1)) {
	    c = BAYER(row,col) * mult[c];
	    BAYER(row,col) = LIM(c,0,65535);
	  }
	  for (c=0; c < nc; c+=2)
	    mult[c] += mult[c+1];
	}
      }
      for (x=0; x < wide; x++)
	for (c=0; c < nc; c+=2)
	  mrow[c*wide+x] += mrow[(c+1)*wide+x];
    }
  }
  free (mrow);
}

void CLASS phase_one_correct()
{
  unsigned entries, tag, data, save, col, row, type;
  int len, i, j, k, cip, val[4], dev[4], sum, max;
  int head[9], diff, mindiff=INT_MAX, off_412=0;
  static const signed char dir[12][2] =
    { {-1,-1}, {-1,1}, {1,-1}, {1,1}, {-2,0}, {0,-2}, {0,2}, {2,0},
      {-2,-2}, {-2,2}, {2,-2}, {2,2} };
  float poly[8], num, cfrac, frac, mult[2], *yval[2];
  ushort *xval[2];

  if (half_size || !meta_length) return;
#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Phase One correction...\n"));
#endif
  fseek (ifp, meta_offset, SEEK_SET);
  order = get2();
  fseek (ifp, 6, SEEK_CUR);
  fseek (ifp, meta_offset+get4(), SEEK_SET);
  entries = get4();  get4();
  while (entries--) {
    tag  = get4();
    len  = get4();
    data = get4();
    save = ftell(ifp);
    fseek (ifp, meta_offset+data, SEEK_SET);
    if (tag == 0x419) {				/* Polynomial curve */
      for (get4(), i=0; i < 8; i++)
	poly[i] = getreal(11);
      poly[3] += (ph1.tag_210 - poly[7]) * poly[6] + 1;
      for (i=0; i < 0x10000; i++) {
	num = (poly[5]*i + poly[3])*i + poly[1];
	curve[i] = LIM(num,0,65535);
      } goto apply;				/* apply to right half */
    } else if (tag == 0x41a) {			/* Polynomial curve */
      for (i=0; i < 4; i++)
	poly[i] = getreal(11);
      for (i=0; i < 0x10000; i++) {
	for (num=0, j=4; j--; )
	  num = num * i + poly[j];
	curve[i] = LIM(num+i,0,65535);
      } apply:					/* apply to whole image */
      for (row=0; row < height; row++)
	for (col = (tag & 1)*ph1.split_col; col < width; col++)
	  BAYER(row,col) = curve[BAYER(row,col)];
    } else if (tag == 0x400) {			/* Sensor defects */
      while ((len -= 8) >= 0) {
	col  = get2() - left_margin;
	row  = get2() - top_margin;
	type = get2(); get2();
	if (col >= width) continue;
	if (type == 131)			/* Bad column */
	  for (row=0; row < height; row++)
	    if (FC(row,col) == 1) {
	      for (sum=i=0; i < 4; i++)
		sum += val[i] = bayer (row+dir[i][0], col+dir[i][1]);
	      for (max=i=0; i < 4; i++) {
		dev[i] = abs((val[i] << 2) - sum);
		if (dev[max] < dev[i]) max = i;
	      }
	      BAYER(row,col) = (sum - val[max])/3.0 + 0.5;
	    } else {
	      for (sum=0, i=8; i < 12; i++)
		sum += bayer (row+dir[i][0], col+dir[i][1]);
	      BAYER(row,col) = 0.5 + sum * 0.0732233 +
		(bayer(row,col-2) + bayer(row,col+2)) * 0.3535534;
	    }
	else if (type == 129) {			/* Bad pixel */
	  if (row >= height) continue;
	  j = (FC(row,col) != 1) * 4;
	  for (sum=0, i=j; i < j+8; i++)
	    sum += bayer (row+dir[i][0], col+dir[i][1]);
	  BAYER(row,col) = (sum + 4) >> 3;
	}
      }
    } else if (tag == 0x401) {			/* All-color flat fields */
      phase_one_flat_field (1, 2);
    } else if (tag == 0x416 || tag == 0x410) {
      phase_one_flat_field (0, 2);
    } else if (tag == 0x40b) {			/* Red+blue flat field */
      phase_one_flat_field (0, 4);
    } else if (tag == 0x412) {
      fseek (ifp, 36, SEEK_CUR);
      diff = abs (get2() - ph1.tag_21a);
      if (mindiff > diff) {
	mindiff = diff;
	off_412 = ftell(ifp) - 38;
      }
    }
    fseek (ifp, save, SEEK_SET);
  }
  if (off_412) {
    fseek (ifp, off_412, SEEK_SET);
    for (i=0; i < 9; i++) head[i] = get4() & 0x7fff;
    yval[0] = (float *) calloc (head[1]*head[3] + head[2]*head[4], 6);
    merror (yval[0], "phase_one_correct()");
    yval[1] = (float  *) (yval[0] + head[1]*head[3]);
    xval[0] = (ushort *) (yval[1] + head[2]*head[4]);
    xval[1] = (ushort *) (xval[0] + head[1]*head[3]);
    get2();
    for (i=0; i < 2; i++)
      for (j=0; j < head[i+1]*head[i+3]; j++)
	yval[i][j] = getreal(11);
    for (i=0; i < 2; i++)
      for (j=0; j < head[i+1]*head[i+3]; j++)
	xval[i][j] = get2();
    for (row=0; row < height; row++)
      for (col=0; col < width; col++) {
	cfrac = (float) col * head[3] / raw_width;
	cfrac -= cip = cfrac;
	num = BAYER(row,col) * 0.5;
	for (i=cip; i < cip+2; i++) {
	  for (k=j=0; j < head[1]; j++)
	    if (num < xval[0][k = head[1]*i+j]) break;
	  frac = (j == 0 || j == head[1]) ? 0 :
		(xval[0][k] - num) / (xval[0][k] - xval[0][k-1]);
	  mult[i-cip] = yval[0][k-1] * frac + yval[0][k] * (1-frac);
	}
	i = ((mult[0] * (1-cfrac) + mult[1] * cfrac)
		* (row + top_margin) + num) * 2;
	BAYER(row,col) = LIM(i,0,65535);
      }
    free (yval[0]);
  }
}

void CLASS phase_one_load_raw()
{
  int row, col, a, b;
  ushort *pixel, akey, bkey, mask;

  fseek (ifp, ph1.key_off, SEEK_SET);
  akey = get2();
  bkey = get2();
  mask = ph1.format == 1 ? 0x5555:0x1354;
#ifndef LIBRAW_LIBRARY_BUILD
  fseek (ifp, data_offset + top_margin*raw_width*2, SEEK_SET);
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "phase_one_load_raw()");
  for (row=0; row < height; row++) {
    read_shorts (pixel, raw_width);
    for (col=0; col < raw_width; col+=2) {
      a = pixel[col+0] ^ akey;
      b = pixel[col+1] ^ bkey;
      pixel[col+0] = (a & mask) | (b & ~mask);
      pixel[col+1] = (b & mask) | (a & ~mask);
    }
    for (col=0; col < width; col++)
      BAYER(row,col) = pixel[col+left_margin];
  }
  free (pixel);
#else
  fseek (ifp, data_offset, SEEK_SET);
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "phase_one_load_raw()");
  for (row=0; row < raw_height; row++) {
    read_shorts (pixel, raw_width);
    for (col=0; col < raw_width; col+=2) {
      a = pixel[col+0] ^ akey;
      b = pixel[col+1] ^ bkey;
      pixel[col+0] = (a & mask) | (b & ~mask);
      pixel[col+1] = (b & mask) | (a & ~mask);
    }
    for (col=0; col < raw_width; col++)
        {
            ushort *dfp = get_masked_pointer(row,col);
            if(dfp)
                *dfp = pixel[col];
            else
                BAYER(row-top_margin,col-left_margin) = pixel[col];
        }
  }
  free (pixel);
  if(!( filtering_mode & LIBRAW_FILTERING_NORAWCURVE) )
#endif
  phase_one_correct();
}

unsigned CLASS ph1_bithuff (int nbits, ushort *huff)
{
#ifndef LIBRAW_NOTHREADS
#define bitbuf tls->ph1_bits.bitbuf
#define vbits  tls->ph1_bits.vbits    
#else
  static UINT64 bitbuf=0;
  static int vbits=0;
#endif
  unsigned c;

  if (nbits == -1)
    return bitbuf = vbits = 0;
  if (nbits == 0) return 0;
  if (vbits < nbits) {
    bitbuf = bitbuf << 32 | get4();
    vbits += 32;
  }
  c = bitbuf << (64-vbits) >> (64-nbits);
  if (huff) {
    vbits -= huff[c] >> 8;
    return (uchar) huff[c];
  }
  vbits -= nbits;
  return c;
#ifndef LIBRAW_NOTHREADS
#undef bitbuf
#undef vbits
#endif
}
#define ph1_bits(n) ph1_bithuff(n,0)
#define ph1_huff(h) ph1_bithuff(*h,h+1)

void CLASS phase_one_load_raw_c()
{
  static const int length[] = { 8,7,6,9,11,10,5,12,14,13 };
  int *offset, len[2], pred[2], row, col, i, j;
  ushort *pixel;
  short (*t_black)[2];

  pixel = (ushort *) calloc (raw_width + raw_height*4, 2);
  merror (pixel, "phase_one_load_raw_c()");
  offset = (int *) (pixel + raw_width);
  fseek (ifp, strip_offset, SEEK_SET);
  for (row=0; row < raw_height; row++)
    offset[row] = get4();
  t_black = (short (*)[2]) offset + raw_height;
  fseek (ifp, ph1.black_off, SEEK_SET);
  if (ph1.black_off)
      {
    read_shorts ((ushort *) t_black[0], raw_height*2);
#ifdef LIBRAW_LIBRARY_BUILD
    imgdata.masked_pixels.ph1_black = (ushort (*)[2])calloc(raw_height*2,sizeof(ushort));
    merror (imgdata.masked_pixels.ph1_black, "phase_one_load_raw_c()");
    memmove(imgdata.masked_pixels.ph1_black,(ushort *) t_black[0],raw_height*2*sizeof(ushort));
#endif
      }
  for (i=0; i < 256; i++)
    curve[i] = i*i / 3.969 + 0.5;
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.curve_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
  for (row=0; row < raw_height; row++) {
    fseek (ifp, data_offset + offset[row], SEEK_SET);
    ph1_bits(-1);
    pred[0] = pred[1] = 0;
    for (col=0; col < raw_width; col++) {
      if (col >= (raw_width & -8))
	len[0] = len[1] = 14;
      else if ((col & 7) == 0)
	for (i=0; i < 2; i++) {
	  for (j=0; j < 5 && !ph1_bits(1); j++);
	  if (j--) len[i] = length[j*2 + ph1_bits(1)];
	}
      if ((i = len[col & 1]) == 14)
	pixel[col] = pred[col & 1] = ph1_bits(16);
      else
	pixel[col] = pred[col & 1] += ph1_bits(i) + 1 - (1 << (i - 1));
      if (pred[col & 1] >> 16) derror();
#ifdef LIBRAW_LIBRARY_BUILD
  if(!( filtering_mode & LIBRAW_FILTERING_NORAWCURVE) )
#endif
      if (ph1.format == 5 && pixel[col] < 256)
	pixel[col] = curve[pixel[col]];
    }
    if ((unsigned) (row-top_margin) < height)
#ifndef LIBRAW_LIBRARY_BUILD
      for (col=0; col < width; col++) {
	i = (pixel[col+left_margin] << 2)
		- ph1.t_black + t_black[row][col >= ph1.split_col];
	if (i > 0) BAYER(row-top_margin,col) = i;
      }
#else
    {
      for (col=0; col < raw_width; col++) {
          if( filtering_mode & LIBRAW_FILTERING_NOBLACKS)  
              i = (pixel[col] << 2);
          else
              i = (pixel[col] << 2)
                  - ph1.t_black + t_black[row][(col /* - left_margin */) >= ph1.split_col]; // changed to fix Coffin's bug!
          if(col >= left_margin && col < width+left_margin)
              {
                  if (i > 0) BAYER(row-top_margin,col-left_margin) = i;
              }
          else
              {
                  ushort *dfp = get_masked_pointer(row,col);
                  if(i>0 && dfp) *dfp = i;
              }
      }
    }
    else
        {
            // top-bottom fields
            for (col=0; col < raw_width; col++) {
                i = (pixel[col] << 2)
                    - ph1.t_black + t_black[row][(col+left_margin) >= ph1.split_col];
                if (i > 0) 
                    {
                        ushort *dfp = get_masked_pointer(row,col);
                        if(dfp) *dfp = i;
                    }
            }
        }
#endif
  }
  free (pixel);
#ifdef LIBRAW_LIBRARY_BUILD
  if(!( filtering_mode & LIBRAW_FILTERING_NORAWCURVE) )
#endif
  phase_one_correct();
  maximum = 0xfffc - ph1.t_black;
}

void CLASS hasselblad_load_raw()
{
  struct jhead jh;
  int row, col, pred[2], len[2], diff, c;

  if (!ljpeg_start (&jh, 0)) return;
  order = 0x4949;
  ph1_bits(-1);
  for (row=-top_margin; row < raw_height-top_margin; row++) {
    pred[0] = pred[1] = 0x8000;
    for (col=-left_margin; col < raw_width-left_margin; col+=2) {
      FORC(2) len[c] = ph1_huff(jh.huff[0]);
      FORC(2) {
	diff = ph1_bits(len[c]);
	if ((diff & (1 << (len[c]-1))) == 0)
	  diff -= (1 << len[c]) - 1;
	if (diff == 65535) diff = -32768;
	pred[c] += diff;
	if (row >= 0 && row < height && (unsigned)(col+c) < width)
	  BAYER(row,col+c) = pred[c];
#ifdef LIBRAW_LIBRARY_BUILD
        else
            {
                ushort *dfp = get_masked_pointer(row+top_margin,col+left_margin+c);
                if(dfp) *dfp = pred[c];
            }
#endif
      }
    }
  }
  ljpeg_end (&jh);
  maximum = 0xffff;
}

void CLASS leaf_hdr_load_raw()
{
  ushort *pixel;
  unsigned tile=0, r, c, row, col;

  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "leaf_hdr_load_raw()");
  FORC(tiff_samples)
    for (r=0; r < raw_height; r++) {
      if (r % tile_length == 0) {
	fseek (ifp, data_offset + 4*tile++, SEEK_SET);
	fseek (ifp, get4() + 2*left_margin, SEEK_SET);
      }
      if (filters && c != shot_select) continue;
      read_shorts (pixel, raw_width);
      if ((row = r - top_margin) >= height) continue;
      for (col=0; col < width; col++)
	if (filters)  BAYER(row,col) = pixel[col];
	else image[row*width+col][c] = pixel[col];
    }
  free (pixel);
  if (!filters) {
    maximum = 0xffff;
    raw_color = 1;
  }
}

void CLASS sinar_4shot_load_raw()
{
  ushort *pixel;
  unsigned shot, row, col, r, c;

  if ((shot = shot_select) || half_size) {
    if (shot) shot--;
    if (shot > 3) shot = 3;
    fseek (ifp, data_offset + shot*4, SEEK_SET);
    fseek (ifp, get4(), SEEK_SET);
    unpacked_load_raw();
    return;
  }
  free (image);
  image = (ushort (*)[4])
	calloc ((iheight=height)*(iwidth=width), sizeof *image);
  merror (image, "sinar_4shot_load_raw()");
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "sinar_4shot_load_raw()");
  for (shot=0; shot < 4; shot++) {
    fseek (ifp, data_offset + shot*4, SEEK_SET);
    fseek (ifp, get4(), SEEK_SET);
    for (row=0; row < raw_height; row++) {
      read_shorts (pixel, raw_width);
      if ((r = row-top_margin - (shot >> 1 & 1)) >= height) continue;
      for (col=0; col < raw_width; col++) {
	if ((c = col-left_margin - (shot & 1)) >= width) continue;
        image[r*width+c][FC(row,col)] = pixel[col];
      }
    }
  }
  free (pixel);
  shrink = filters = 0;
}

void CLASS imacon_full_load_raw()
{
  int row, col;

  for (row=0; row < height; row++)
    for (col=0; col < width; col++)
      read_shorts (image[row*width+col], 3);
}

void CLASS packed_load_raw()
{
  int vbits=0, bwide, pwide, rbits, bite, half, irow, row, col, val, i;
  UINT64 bitbuf=0;

  if (raw_width * 8 >= width * tiff_bps)	/* Is raw_width in bytes? */
       pwide = (bwide = raw_width) * 8 / tiff_bps;
  else bwide = (pwide = raw_width) * tiff_bps / 8;
  rbits = bwide * 8 - pwide * tiff_bps;
  if (load_flags & 1) bwide = bwide * 16 / 15;
  fseek (ifp, top_margin*bwide, SEEK_CUR);
  bite = 8 + (load_flags & 24);
  half = (height+1) >> 1;
  for (irow=0; irow < height; irow++) {
    row = irow;
    if (load_flags & 2 &&
	(row = irow % half * 2 + irow / half) == 1 &&
	load_flags & 4) {
      if (vbits=0, tiff_compress)
	fseek (ifp, data_offset - (-half*bwide & -2048), SEEK_SET);
      else {
	fseek (ifp, 0, SEEK_END);
	fseek (ifp, ftell(ifp) >> 3 << 2, SEEK_SET);
      }
    }
    for (col=0; col < pwide; col++) {
      for (vbits -= tiff_bps; vbits < 0; vbits += bite) {
	bitbuf <<= bite;
	for (i=0; i < bite; i+=8)
	  bitbuf |= (unsigned) (fgetc(ifp) << i);
      }
      val = bitbuf << (64-tiff_bps-vbits) >> (64-tiff_bps);
      i = (col ^ (bite == 24)) - left_margin;
      if ((unsigned) i < width)
	BAYER(row,i) = val << (load_flags >> 6);
      else if (load_flags & 32)
#ifdef LIBRAW_LIBRARY_BUILD
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp) *dfp = val << (load_flags >> 6);
#endif
	black += val;
#ifdef LIBRAW_LIBRARY_BUILD
          }
#endif
      if (load_flags & 1 && (col % 10) == 9 &&
	fgetc(ifp) && col < width+left_margin) derror();
    }
    vbits -= rbits;
  }
  if (load_flags & 32 && pwide > width)
    black /= (pwide - width) * height;
}

void CLASS unpacked_load_raw()
{
  ushort *pixel;
  int row, col, bits=0;

  while (1 << ++bits < maximum);
#ifndef LIBRAW_LIBRARY_BUILD
  fseek (ifp, (top_margin*raw_width + left_margin) * 2, SEEK_CUR);
  pixel = (ushort *) calloc (width, sizeof *pixel);
  merror (pixel, "unpacked_load_raw()");
  for (row=0; row < height; row++) {
    read_shorts (pixel, width);
    fseek (ifp, 2*(raw_width - width), SEEK_CUR);
    for (col=0; col < width; col++)
      if ((BAYER2(row,col) = pixel[col]) >> bits) derror();
  }
  free (pixel);
#else
  // fseek (ifp, (top_margin*raw_width + left_margin) * 2, SEEK_CUR);
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "unpacked_load_raw()");
  for (row=0; row < raw_height; row++) {
    read_shorts (pixel, raw_width);
    //fseek (ifp, 2*(raw_width - width), SEEK_CUR);
    for (col=0; col < raw_width; col++)
        {
            ushort *dfp = get_masked_pointer(row,col);
            if(dfp) 
                *dfp = pixel[col];
            else
                {
                    if ((BAYER2(row-top_margin,col-left_margin) = pixel[col]) >> bits) derror();
                }
        }
  }
  free (pixel);
#endif
}

void CLASS nokia_load_raw()
{
  uchar  *data,  *dp;
  ushort *pixel, *pix;
  int dwide, row, c;

  dwide = raw_width * 5 / 4;
  data = (uchar *) malloc (dwide + raw_width*2);
  merror (data, "nokia_load_raw()");
  pixel = (ushort *) (data + dwide);
  for (row=0; row < raw_height; row++) {
    if (fread (data, 1, dwide, ifp) < dwide) derror();
    for (dp=data, pix=pixel; pix < pixel+raw_width; dp+=5, pix+=4)
      FORC4 pix[c] = (dp[c] << 2) | (dp[4] >> (c << 1) & 3);
    if (row < top_margin)
#ifdef LIBRAW_LIBRARY_BUILD
        {
            int col;
            for(col=0;col<width;col++)
                {
                    ushort *dfp = get_masked_pointer(row,col);
                    if(dfp) 
                        *dfp = pixel[col];
                }
            FORC(width) black += pixel[c];
        }
#else
      FORC(width) black += pixel[c];
#endif
    else
      FORC(width) BAYER(row-top_margin,c) = pixel[c];
  }
  free (data);
  if (top_margin) black /= top_margin * width;
  maximum = 0x3ff;
}

unsigned CLASS pana_bits (int nbits)
{
#ifndef LIBRAW_NOTHREADS
#define buf tls->pana_bits.buf
#define vbits tls->pana_bits.vbits   
#else
  static uchar buf[0x4000];
  static int vbits;
#endif
  int byte;

  if (!nbits) return vbits=0;
  if (!vbits) {
    fread (buf+load_flags, 1, 0x4000-load_flags, ifp);
    fread (buf, 1, load_flags, ifp);
  }
  vbits = (vbits - nbits) & 0x1ffff;
  byte = vbits >> 3 ^ 0x3ff0;
  return (buf[byte] | buf[byte+1] << 8) >> (vbits & 7) & ~(-1 << nbits);
#ifndef LIBRAW_NOTHREADS
#undef buf
#undef vbits
#endif
}

void CLASS panasonic_load_raw()
{
  int row, col, i, j, sh=0, pred[2], nonz[2];

  pana_bits(0);
  for (row=0; row < height; row++)
    for (col=0; col < raw_width; col++) {
      if ((i = col % 14) == 0)
	pred[0] = pred[1] = nonz[0] = nonz[1] = 0;
      if (i % 3 == 2) sh = 4 >> (3 - pana_bits(2));
      if (nonz[i & 1]) {
	if ((j = pana_bits(8))) {
	  if ((pred[i & 1] -= 0x80 << sh) < 0 || sh == 4)
	       pred[i & 1] &= ~(-1 << sh);
	  pred[i & 1] += j << sh;
	}
      } else if ((nonz[i & 1] = pana_bits(8)) || i > 11)
	pred[i & 1] = nonz[i & 1] << 4 | pana_bits(4);
      if (col < width)
      if ((BAYER(row,col) = pred[col & 1]) > 4098) derror();
#ifdef LIBRAW_LIBRARY_BUILD
      if(col>=width)
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp)*dfp = pred[col & 1];
          }
#endif
    }
}

void CLASS olympus_load_raw()
{
  ushort huff[4096];
  int row, col, nbits, sign, low, high, i, c, w, n, nw;
  int acarry[2][3], *carry, pred, diff;

  huff[n=0] = 0xc0c;
  for (i=12; i--; )
    FORC(2048 >> i) huff[++n] = (i+1) << 8 | i;
  fseek (ifp, 7, SEEK_CUR);
  getbits(-1);
  for (row=0; row < height; row++) {
    memset (acarry, 0, sizeof acarry);
    for (col=0; col < raw_width; col++) {
      carry = acarry[col & 1];
      i = 2 * (carry[2] < 3);
      for (nbits=2+i; (ushort) carry[0] >> (nbits+i); nbits++);
      low = (sign = getbits(3)) & 3;
      sign = sign << 29 >> 31;
      if ((high = getbithuff(12,huff)) == 12)
	high = getbits(16-nbits) >> 1;
      carry[0] = (high << nbits) | getbits(nbits);
      diff = (carry[0] ^ sign) + carry[1];
      carry[1] = (diff*3 + carry[1]) >> 5;
      carry[2] = carry[0] > 16 ? 0 : carry[2]+1;
      if (col >= width) continue;
      if (row < 2 && col < 2) pred = 0;
      else if (row < 2) pred = BAYER(row,col-2);
      else if (col < 2) pred = BAYER(row-2,col);
      else {
	w  = BAYER(row,col-2);
	n  = BAYER(row-2,col);
	nw = BAYER(row-2,col-2);
	if ((w < nw && nw < n) || (n < nw && nw < w)) {
	  if (ABS(w-nw) > 32 || ABS(n-nw) > 32)
	    pred = w + n - nw;
	  else pred = (w + n) >> 1;
	} else pred = ABS(w-nw) > ABS(n-nw) ? w : n;
      }
      if ((BAYER(row,col) = pred + ((diff << 2) | low)) >> 12) derror();
    }
  }
}

void CLASS minolta_rd175_load_raw()
{
  uchar pixel[768];
  unsigned irow, box, row, col;

  for (irow=0; irow < 1481; irow++) {
    if (fread (pixel, 1, 768, ifp) < 768) derror();
    box = irow / 82;
    row = irow % 82 * 12 + ((box < 12) ? box | 1 : (box-12)*2);
    switch (irow) {
      case 1477: case 1479: continue;
      case 1476: row = 984; break;
      case 1480: row = 985; break;
      case 1478: row = 985; box = 1;
    }
    if ((box < 12) && (box & 1)) {
      for (col=0; col < 1533; col++, row ^= 1)
	if (col != 1) BAYER(row,col) = (col+1) & 2 ?
		   pixel[col/2-1] + pixel[col/2+1] : pixel[col/2] << 1;
      BAYER(row,1)    = pixel[1]   << 1;
      BAYER(row,1533) = pixel[765] << 1;
    } else
      for (col=row & 1; col < 1534; col+=2)
	BAYER(row,col) = pixel[col/2] << 1;
  }
  maximum = 0xff << 1;
}

void CLASS quicktake_100_load_raw()
{
  uchar pixel[484][644];
  static const short gstep[16] =
  { -89,-60,-44,-32,-22,-15,-8,-2,2,8,15,22,32,44,60,89 };
  static const short rstep[6][4] =
  { {  -3,-1,1,3  }, {  -5,-1,1,5  }, {  -8,-2,2,8  },
    { -13,-3,3,13 }, { -19,-4,4,19 }, { -28,-6,6,28 } };
  static const short t_curve[256] =
  { 0,1,2,3,4,5,6,7,8,9,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,
    28,29,30,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,53,
    54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,74,75,76,77,78,
    79,80,81,82,83,84,86,88,90,92,94,97,99,101,103,105,107,110,112,114,116,
    118,120,123,125,127,129,131,134,136,138,140,142,144,147,149,151,153,155,
    158,160,162,164,166,168,171,173,175,177,179,181,184,186,188,190,192,195,
    197,199,201,203,205,208,210,212,214,216,218,221,223,226,230,235,239,244,
    248,252,257,261,265,270,274,278,283,287,291,296,300,305,309,313,318,322,
    326,331,335,339,344,348,352,357,361,365,370,374,379,383,387,392,396,400,
    405,409,413,418,422,426,431,435,440,444,448,453,457,461,466,470,474,479,
    483,487,492,496,500,508,519,531,542,553,564,575,587,598,609,620,631,643,
    654,665,676,687,698,710,721,732,743,754,766,777,788,799,810,822,833,844,
    855,866,878,889,900,911,922,933,945,956,967,978,989,1001,1012,1023 };
  int rb, row, col, sharp, val=0;

  getbits(-1);
  memset (pixel, 0x80, sizeof pixel);
  for (row=2; row < height+2; row++) {
    for (col=2+(row & 1); col < width+2; col+=2) {
      val = ((pixel[row-1][col-1] + 2*pixel[row-1][col+1] +
		pixel[row][col-2]) >> 2) + gstep[getbits(4)];
      pixel[row][col] = val = LIM(val,0,255);
      if (col < 4)
	pixel[row][col-2] = pixel[row+1][~row & 1] = val;
      if (row == 2)
	pixel[row-1][col+1] = pixel[row-1][col+3] = val;
    }
    pixel[row][col] = val;
  }
  for (rb=0; rb < 2; rb++)
    for (row=2+rb; row < height+2; row+=2)
      for (col=3-(row & 1); col < width+2; col+=2) {
	if (row < 4 || col < 4) sharp = 2;
	else {
	  val = ABS(pixel[row-2][col] - pixel[row][col-2])
	      + ABS(pixel[row-2][col] - pixel[row-2][col-2])
	      + ABS(pixel[row][col-2] - pixel[row-2][col-2]);
	  sharp = val <  4 ? 0 : val <  8 ? 1 : val < 16 ? 2 :
		  val < 32 ? 3 : val < 48 ? 4 : 5;
	}
	val = ((pixel[row-2][col] + pixel[row][col-2]) >> 1)
	      + rstep[sharp][getbits(2)];
	pixel[row][col] = val = LIM(val,0,255);
	if (row < 4) pixel[row-2][col+2] = val;
	if (col < 4) pixel[row+2][col-2] = val;
      }
  for (row=2; row < height+2; row++)
    for (col=3-(row & 1); col < width+2; col+=2) {
      val = ((pixel[row][col-1] + (pixel[row][col] << 2) +
	      pixel[row][col+1]) >> 1) - 0x100;
      pixel[row][col] = LIM(val,0,255);
    }
  for (row=0; row < height; row++)
    for (col=0; col < width; col++)
      BAYER(row,col) = t_curve[pixel[row+2][col+2]];
  maximum = 0x3ff;
}

#define radc_token(tree) ((signed char) getbithuff(8,huff[tree]))

#define FORYX for (y=1; y < 3; y++) for (x=col+1; x >= col; x--)

#define PREDICTOR (c ? (buf[c][y-1][x] + buf[c][y][x+1]) / 2 \
: (buf[c][y-1][x+1] + 2*buf[c][y-1][x] + buf[c][y][x+1]) / 4)

void CLASS kodak_radc_load_raw()
{
  static const char src[] = {
    1,1, 2,3, 3,4, 4,2, 5,7, 6,5, 7,6, 7,8,
    1,0, 2,1, 3,3, 4,4, 5,2, 6,7, 7,6, 8,5, 8,8,
    2,1, 2,3, 3,0, 3,2, 3,4, 4,6, 5,5, 6,7, 6,8,
    2,0, 2,1, 2,3, 3,2, 4,4, 5,6, 6,7, 7,5, 7,8,
    2,1, 2,4, 3,0, 3,2, 3,3, 4,7, 5,5, 6,6, 6,8,
    2,3, 3,1, 3,2, 3,4, 3,5, 3,6, 4,7, 5,0, 5,8,
    2,3, 2,6, 3,0, 3,1, 4,4, 4,5, 4,7, 5,2, 5,8,
    2,4, 2,7, 3,3, 3,6, 4,1, 4,2, 4,5, 5,0, 5,8,
    2,6, 3,1, 3,3, 3,5, 3,7, 3,8, 4,0, 5,2, 5,4,
    2,0, 2,1, 3,2, 3,3, 4,4, 4,5, 5,6, 5,7, 4,8,
    1,0, 2,2, 2,-2,
    1,-3, 1,3,
    2,-17, 2,-5, 2,5, 2,17,
    2,-7, 2,2, 2,9, 2,18,
    2,-18, 2,-9, 2,-2, 2,7,
    2,-28, 2,28, 3,-49, 3,-9, 3,9, 4,49, 5,-79, 5,79,
    2,-1, 2,13, 2,26, 3,39, 4,-16, 5,55, 6,-37, 6,76,
    2,-26, 2,-13, 2,1, 3,-39, 4,16, 5,-55, 6,-76, 6,37
  };
  ushort huff[19][256];
  int row, col, tree, nreps, rep, step, i, c, s, r, x, y, val;
  short last[3] = { 16,16,16 }, mul[3], buf[3][3][386];
  static const ushort pt[] =
    { 0,0, 1280,1344, 2320,3616, 3328,8000, 4095,16383, 65535,16383 };

  for (i=2; i < 12; i+=2)
    for (c=pt[i-2]; c <= pt[i]; c++)
      curve[c] = (float)
	(c-pt[i-2]) / (pt[i]-pt[i-2]) * (pt[i+1]-pt[i-1]) + pt[i-1] + 0.5;
  for (s=i=0; i < sizeof src; i+=2)
    FORC(256 >> src[i])
      huff[0][s++] = src[i] << 8 | (uchar) src[i+1];
  s = kodak_cbpp == 243 ? 2 : 3;
  FORC(256) huff[18][c] = (8-s) << 8 | c >> s << s | 1 << (s-1);
  getbits(-1);
  for (i=0; i < sizeof(buf)/sizeof(short); i++)
    buf[0][0][i] = 2048;
  for (row=0; row < height; row+=4) {
    FORC3 mul[c] = getbits(6);
    FORC3 {
      val = ((0x1000000/last[c] + 0x7ff) >> 12) * mul[c];
      s = val > 65564 ? 10:12;
      x = ~(-1 << (s-1));
      val <<= 12-s;
      for (i=0; i < sizeof(buf[0])/sizeof(short); i++)
	buf[c][0][i] = (buf[c][0][i] * val + x) >> s;
      last[c] = mul[c];
      for (r=0; r <= !c; r++) {
	buf[c][1][width/2] = buf[c][2][width/2] = mul[c] << 7;
	for (tree=1, col=width/2; col > 0; ) {
	  if ((tree = radc_token(tree))) {
	    col -= 2;
	    if (tree == 8)
	      FORYX buf[c][y][x] = (uchar) radc_token(18) * mul[c];
	    else
	      FORYX buf[c][y][x] = radc_token(tree+10) * 16 + PREDICTOR;
	  } else
	    do {
	      nreps = (col > 2) ? radc_token(9) + 1 : 1;
	      for (rep=0; rep < 8 && rep < nreps && col > 0; rep++) {
		col -= 2;
		FORYX buf[c][y][x] = PREDICTOR;
		if (rep & 1) {
		  step = radc_token(10) << 4;
		  FORYX buf[c][y][x] += step;
		}
	      }
	    } while (nreps == 9);
	}
	for (y=0; y < 2; y++)
	  for (x=0; x < width/2; x++) {
	    val = (buf[c][y+1][x] << 4) / mul[c];
	    if (val < 0) val = 0;
	    if (c) BAYER(row+y*2+c-1,x*2+2-c) = val;
	    else   BAYER(row+r*2+y,x*2+y) = val;
	  }
	memcpy (buf[c][0]+!c, buf[c][2], sizeof buf[c][0]-2*!c);
      }
    }
    for (y=row; y < row+4; y++)
      for (x=0; x < width; x++)
	if ((x+y) & 1) {
	  r = x ? x-1 : x+1;
	  s = x+1 < width ? x+1 : x-1;
	  val = (BAYER(y,x)-2048)*2 + (BAYER(y,r)+BAYER(y,s))/2;
	  if (val < 0) val = 0;
	  BAYER(y,x) = val;
	}
  }
  for (i=0; i < iheight*iwidth*4; i++)
    image[0][i] = curve[image[0][i]];
  maximum = 0x3fff;
}

#undef FORYX
#undef PREDICTOR

#ifdef NO_JPEG
void CLASS kodak_jpeg_load_raw() {}
#else

METHODDEF(boolean)
fill_input_buffer (j_decompress_ptr cinfo)
{
#ifndef LIBRAW_NOTHREADS
#define jpeg_buffer tls->jpeg_buffer
#else
  static uchar jpeg_buffer[4096];
#endif
  size_t nbytes;

  nbytes = fread (jpeg_buffer, 1, 4096, ifp);
  swab (jpeg_buffer, jpeg_buffer, nbytes);
  cinfo->src->next_input_byte = jpeg_buffer;
  cinfo->src->bytes_in_buffer = nbytes;
  return TRUE;
#ifndef LIBRAW_NOTHREADS
#undef jpeg_buffer
#endif
}

void CLASS kodak_jpeg_load_raw()
{
  struct jpeg_decompress_struct cinfo;
  struct jpeg_error_mgr jerr;
  JSAMPARRAY buf;
  JSAMPLE (*pixel)[3];
  int row, col;

  cinfo.err = jpeg_std_error (&jerr);
  jpeg_create_decompress (&cinfo);
  jpeg_stdio_src (&cinfo, ifp);
  cinfo.src->fill_input_buffer = fill_input_buffer;
  jpeg_read_header (&cinfo, TRUE);
  jpeg_start_decompress (&cinfo);
  if ((cinfo.output_width      != width  ) ||
      (cinfo.output_height*2   != height ) ||
      (cinfo.output_components != 3      )) {
#ifdef DCRAW_VERBOSE
    fprintf (stderr,_("%s: incorrect JPEG dimensions\n"), ifname);
#endif
    jpeg_destroy_decompress (&cinfo);
#ifdef LIBRAW_LIBRARY_BUILD
    throw LIBRAW_EXCEPTION_DECODE_JPEG;
#else
    longjmp (failure, 3);
#endif
  }
  buf = (*cinfo.mem->alloc_sarray)
		((j_common_ptr) &cinfo, JPOOL_IMAGE, width*3, 1);

  while (cinfo.output_scanline < cinfo.output_height) {
    row = cinfo.output_scanline * 2;
    jpeg_read_scanlines (&cinfo, buf, 1);
    pixel = (JSAMPLE (*)[3]) buf[0];
    for (col=0; col < width; col+=2) {
      BAYER(row+0,col+0) = pixel[col+0][1] << 1;
      BAYER(row+1,col+1) = pixel[col+1][1] << 1;
      BAYER(row+0,col+1) = pixel[col][0] + pixel[col+1][0];
      BAYER(row+1,col+0) = pixel[col][2] + pixel[col+1][2];
    }
  }
  jpeg_finish_decompress (&cinfo);
  jpeg_destroy_decompress (&cinfo);
  maximum = 0xff << 1;
}
#endif

void CLASS kodak_dc120_load_raw()
{
  static const int mul[4] = { 162, 192, 187,  92 };
  static const int add[4] = {   0, 636, 424, 212 };
  uchar pixel[848];
  int row, shift, col;

  for (row=0; row < height; row++) {
    if (fread (pixel, 1, 848, ifp) < 848) derror();
    shift = row * mul[row & 3] + add[row & 3];
    for (col=0; col < width; col++)
      BAYER(row,col) = (ushort) pixel[(col + shift) % 848];
  }
  maximum = 0xff;
}

void CLASS eight_bit_load_raw()
{
  uchar *pixel;
  unsigned row, col, val, lblack=0;

  pixel = (uchar *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "eight_bit_load_raw()");
#ifndef LIBRAW_LIBRARY_BUILD
  fseek (ifp, top_margin*raw_width, SEEK_CUR);
  for (row=0; row < height; row++) {
    if (fread (pixel, 1, raw_width, ifp) < raw_width) derror();
    for (col=0; col < raw_width; col++) {
      val = curve[pixel[col]];
      if ((unsigned) (col-left_margin) < width)
        BAYER(row,col-left_margin) = val;
      else lblack += val;
    }
  }
#else
  for (row=0; row < raw_height; row++) {
    if (fread (pixel, 1, raw_width, ifp) < raw_width) derror();
    for (col=0; col < raw_width; col++) {
        if(filtering_mode & LIBRAW_FILTERING_NORAWCURVE)
            {
                val = pixel[col];
                if(val>maximum) maximum = val;
            }
        else
            val = curve[pixel[col]];
      if((unsigned) (row-top_margin)< height)
          {
              if ((unsigned) (col-left_margin) < width)
                  BAYER(row,col-left_margin) = val;
              else
                  {
                      ushort *dfp = get_masked_pointer(row,col);
                      if(dfp) *dfp = val;
                      lblack += val;
                  }
          }
      else // top/bottom margins
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp) *dfp = val;
          }
    }
  }
#endif

  free (pixel);
  if (raw_width > width+1)
    black = lblack / ((raw_width - width) * height);
  if (!strncmp(model,"DC2",3))
    black = 0;
#ifdef LIBRAW_LIBRARY_BUILD
  if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
#endif
  maximum = curve[0xff];
}

void CLASS kodak_yrgb_load_raw()
{
  uchar *pixel;
  int row, col, y, cb, cr, rgb[3], c;

  pixel = (uchar *) calloc (raw_width, 3*sizeof *pixel);
  merror (pixel, "kodak_yrgb_load_raw()");
  for (row=0; row < height; row++) {
    if (~row & 1)
      if (fread (pixel, raw_width, 3, ifp) < 3) derror();
    for (col=0; col < raw_width; col++) {
      y  = pixel[width*2*(row & 1) + col];
      cb = pixel[width + (col & -2)]   - 128;
      cr = pixel[width + (col & -2)+1] - 128;
      rgb[1] = y-((cb + cr + 2) >> 2);
      rgb[2] = rgb[1] + cb;
      rgb[0] = rgb[1] + cr;
      FORC3 image[row*width+col][c] = curve[LIM(rgb[c],0,255)];
    }
  }
  free (pixel);
  maximum = curve[0xff];
}

void CLASS kodak_262_load_raw()
{
  static const uchar kodak_tree[2][26] =
  { { 0,1,5,1,1,2,0,0,0,0,0,0,0,0,0,0, 0,1,2,3,4,5,6,7,8,9 },
    { 0,3,1,1,1,1,1,2,0,0,0,0,0,0,0,0, 0,1,2,3,4,5,6,7,8,9 } };
  ushort *huff[2];
  uchar *pixel;
  int *strip, ns, c, row, col, chess, pi=0, pi1, pi2, pred, val;

  FORC(2) huff[c] = make_decoder (kodak_tree[c]);
  ns = (raw_height+63) >> 5;
  pixel = (uchar *) malloc (raw_width*32 + ns*4);
  merror (pixel, "kodak_262_load_raw()");
  strip = (int *) (pixel + raw_width*32);
  order = 0x4d4d;
  FORC(ns) strip[c] = get4();
  for (row=0; row < raw_height; row++) {
    if ((row & 31) == 0) {
      fseek (ifp, strip[row >> 5], SEEK_SET);
      getbits(-1);
      pi = 0;
    }
    for (col=0; col < raw_width; col++) {
      chess = (row + col) & 1;
      pi1 = chess ? pi-2           : pi-raw_width-1;
      pi2 = chess ? pi-2*raw_width : pi-raw_width+1;
      if (col <= chess) pi1 = -1;
      if (pi1 < 0) pi1 = pi2;
      if (pi2 < 0) pi2 = pi1;
      if (pi1 < 0 && col > 1) pi1 = pi2 = pi-2;
      pred = (pi1 < 0) ? 0 : (pixel[pi1] + pixel[pi2]) >> 1;
      pixel[pi] = val = pred + ljpeg_diff (huff[chess]);
      if (val >> 8) derror();
#ifdef LIBRAW_LIBRARY_BUILD
      if(filtering_mode & LIBRAW_FILTERING_NORAWCURVE)
          val = pixel[pi++];
      else
          val = curve[pixel[pi++]];
#else
      val = curve[pixel[pi++]];
#endif
      if ((unsigned) (col-left_margin) < width)
	BAYER(row,col-left_margin) = val;
      else
#ifndef LIBRAW_LIBRARY_BUILD
          black += val;
#else
      {
          ushort *dfp = get_masked_pointer(row,col);
          if(dfp) *dfp = val;
          black += val;
      }
#endif
    }
  }
  free (pixel);
  FORC(2) free (huff[c]);
  if (raw_width > width)
    black /= (raw_width - width) * height;
}

int CLASS kodak_65000_decode (short *out, int bsize)
{
  uchar c, blen[768];
  ushort raw[6];
  INT64 bitbuf=0;
  int save, bits=0, i, j, len, diff;

  save = ftell(ifp);
  bsize = (bsize + 3) & -4;
  for (i=0; i < bsize; i+=2) {
    c = fgetc(ifp);
    if ((blen[i  ] = c & 15) > 12 ||
	(blen[i+1] = c >> 4) > 12 ) {
      fseek (ifp, save, SEEK_SET);
      for (i=0; i < bsize; i+=8) {
	read_shorts (raw, 6);
	out[i  ] = raw[0] >> 12 << 8 | raw[2] >> 12 << 4 | raw[4] >> 12;
	out[i+1] = raw[1] >> 12 << 8 | raw[3] >> 12 << 4 | raw[5] >> 12;
	for (j=0; j < 6; j++)
	  out[i+2+j] = raw[j] & 0xfff;
      }
      return 1;
    }
  }
  if ((bsize & 7) == 4) {
    bitbuf  = fgetc(ifp) << 8;
    bitbuf += fgetc(ifp);
    bits = 16;
  }
  for (i=0; i < bsize; i++) {
    len = blen[i];
    if (bits < len) {
      for (j=0; j < 32; j+=8)
	bitbuf += (INT64) fgetc(ifp) << (bits+(j^8));
      bits += 32;
    }
    diff = bitbuf & (0xffff >> (16-len));
    bitbuf >>= len;
    bits -= len;
    if ((diff & (1 << (len-1))) == 0)
      diff -= (1 << len) - 1;
    out[i] = diff;
  }
  return 0;
}

void CLASS kodak_65000_load_raw()
{
  short buf[256];
  int row, col, len, pred[2], ret, i;

  for (row=0; row < height; row++)
    for (col=0; col < width; col+=256) {
      pred[0] = pred[1] = 0;
      len = MIN (256, width-col);
      ret = kodak_65000_decode (buf, len);
      for (i=0; i < len; i++)
#ifndef LIBRAW_LIBRARY_BUILD
	if ((BAYER(row,col+i) =	curve[ret ? buf[i] :
		(pred[i & 1] += buf[i])]) >> 12) derror();
#else
      {
          ushort val = ret ? buf[i] : (pred[i & 1] += buf[i]);
          if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
              val = curve[val];
          BAYER(row,col+i)=val;
          if(curve[val]>>12) derror();
      }
#endif
    }
}

void CLASS kodak_ycbcr_load_raw()
{
  short buf[384], *bp;
  int row, col, len, c, i, j, k, y[2][2], cb, cr, rgb[3];
  ushort *ip;

  for (row=0; row < height; row+=2)
    for (col=0; col < width; col+=128) {
      len = MIN (128, width-col);
      kodak_65000_decode (buf, len*3);
      y[0][1] = y[1][1] = cb = cr = 0;
      for (bp=buf, i=0; i < len; i+=2, bp+=2) {
	cb += bp[4];
	cr += bp[5];
	rgb[1] = -((cb + cr + 2) >> 2);
	rgb[2] = rgb[1] + cb;
	rgb[0] = rgb[1] + cr;
	for (j=0; j < 2; j++)
	  for (k=0; k < 2; k++) {
	    if ((y[j][k] = y[j][k^1] + *bp++) >> 10) derror();
	    ip = image[(row+j)*width + col+i+k];
#ifndef LIBRAW_LIBRARY_BUILD
	    FORC3 ip[c] = curve[LIM(y[j][k]+rgb[c], 0, 0xfff)];
#else
          if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
              FORC3 ip[c] = curve[LIM(y[j][k]+rgb[c], 0, 0xfff)];
          else
              FORC3 ip[c] = y[j][k]+rgb[c];;
#endif
	  }
      }
    }
}

void CLASS kodak_rgb_load_raw()
{
  short buf[768], *bp;
  int row, col, len, c, i, rgb[3];
  ushort *ip=image[0];

  for (row=0; row < height; row++)
    for (col=0; col < width; col+=256) {
      len = MIN (256, width-col);
      kodak_65000_decode (buf, len*3);
      memset (rgb, 0, sizeof rgb);
      for (bp=buf, i=0; i < len; i++, ip+=4)
	FORC3 if ((ip[c] = rgb[c] += *bp++) >> 12) derror();
    }
}

void CLASS kodak_thumb_load_raw()
{
  int row, col;
  colors = thumb_misc >> 5;
  for (row=0; row < height; row++)
    for (col=0; col < width; col++)
      read_shorts (image[row*width+col], colors);
  maximum = (1 << (thumb_misc & 31)) - 1;
}

void CLASS sony_decrypt (unsigned *data, int len, int start, int key)
{
#ifndef LIBRAW_NOTHREADS
#define pad tls->sony_decrypt.pad
#define p   tls->sony_decrypt.p
#else
  static unsigned pad[128], p;
#endif

  if (start) {
    for (p=0; p < 4; p++)
      pad[p] = key = key * 48828125 + 1;
    pad[3] = pad[3] << 1 | (pad[0]^pad[2]) >> 31;
    for (p=4; p < 127; p++)
      pad[p] = (pad[p-4]^pad[p-2]) << 1 | (pad[p-3]^pad[p-1]) >> 31;
    for (p=0; p < 127; p++)
      pad[p] = htonl(pad[p]);
  }
  while (len--)
    *data++ ^= pad[p++ & 127] = pad[(p+1) & 127] ^ pad[(p+65) & 127];
#ifndef LIBRAW_NOTHREADS
#undef pad
#undef p
#endif
}

void CLASS sony_load_raw()
{
  uchar head[40];
  ushort *pixel;
  unsigned i, key, row, col;

  fseek (ifp, 200896, SEEK_SET);
  fseek (ifp, (unsigned) fgetc(ifp)*4 - 1, SEEK_CUR);
  order = 0x4d4d;
  key = get4();
  fseek (ifp, 164600, SEEK_SET);
  fread (head, 1, 40, ifp);
  sony_decrypt ((unsigned int *) head, 10, 1, key);
  for (i=26; i-- > 22; )
    key = key << 8 | head[i];
  fseek (ifp, data_offset, SEEK_SET);
  pixel = (ushort *) calloc (raw_width, sizeof *pixel);
  merror (pixel, "sony_load_raw()");
  for (row=0; row < height; row++) {
    if (fread (pixel, 2, raw_width, ifp) < raw_width) derror();
    sony_decrypt ((unsigned int *) pixel, raw_width/2, !row, key);
#ifdef LIBRAW_LIBRARY_BUILD
    for (col=0; col < left_margin; col++)
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp) *dfp = ntohs(pixel[col]);
          }
    for (col=left_margin+width; col < raw_width; col++)
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp) *dfp = ntohs(pixel[col]);
          }
#endif
    for (col=9; col < left_margin; col++)
      black += ntohs(pixel[col]);
    for (col=0; col < width; col++)
      if ((BAYER(row,col) = ntohs(pixel[col+left_margin])) >> 14)
	derror();
  }
  free (pixel);
  if (left_margin > 9)
    black /= (left_margin-9) * height;
  maximum = 0x3ff0;
}

void CLASS sony_arw_load_raw()
{
  ushort huff[32768];
  static const ushort tab[18] =
  { 0xf11,0xf10,0xe0f,0xd0e,0xc0d,0xb0c,0xa0b,0x90a,0x809,
    0x708,0x607,0x506,0x405,0x304,0x303,0x300,0x202,0x201 };
  int i, c, n, col, row, len, diff, sum=0;

  for (n=i=0; i < 18; i++)
    FORC(32768 >> (tab[i] >> 8)) huff[n++] = tab[i];
  getbits(-1);
  for (col = raw_width; col--; )
    for (row=0; row < raw_height+1; row+=2) {
      if (row == raw_height) row = 1;
      len = getbithuff(15,huff);
      diff = getbits(len);
      if ((diff & (1 << (len-1))) == 0)
	diff -= (1 << len) - 1;
      if ((sum += diff) >> 12) derror();
      if (row < height) BAYER(row,col) = sum;
#ifdef LIBRAW_LIBRARY_BUILD
      else
          {
              ushort *dfp = get_masked_pointer(row,col);
              if(dfp) *dfp = sum;
          }
#endif
    }
}

void CLASS sony_arw2_load_raw()
{
  uchar *data, *dp;
  ushort pix[16];
  int row, col, val, max, min, imax, imin, sh, bit, i;

  data = (uchar *) malloc (raw_width);
  merror (data, "sony_arw2_load_raw()");
  for (row=0; row < height; row++) {
    fread (data, 1, raw_width, ifp);
    for (dp=data, col=0; col < width-30; dp+=16) {
      max = 0x7ff & (val = sget4(dp));
      min = 0x7ff & val >> 11;
      imax = 0x0f & val >> 22;
      imin = 0x0f & val >> 26;
      for (sh=0; sh < 4 && 0x80 << sh <= max-min; sh++);
      for (bit=30, i=0; i < 16; i++)
	if      (i == imax) pix[i] = max;
	else if (i == imin) pix[i] = min;
	else {
	  pix[i] = ((sget2(dp+(bit >> 3)) >> (bit & 7) & 0x7f) << sh) + min;
	  if (pix[i] > 0x7ff) pix[i] = 0x7ff;
	  bit += 7;
	}
      for (i=0; i < 16; i++, col+=2)
#ifndef LIBRAW_LIBRARY_BUILD
	  BAYER(row,col) = curve[pix[i] << 1] >> 1;
#else
        {
            ushort val = pix[i];
            if(!(filtering_mode & LIBRAW_FILTERING_NORAWCURVE))
                val = curve[val<<1]>>1;
            BAYER(row,col)=val;
        }
#endif
      col -= col & 1 ? 1:31;
    }
  }
  free (data);
}

#define HOLE(row) ((holes >> (((row) - raw_height) & 7)) & 1)

/* Kudos to Rich Taylor for figuring out SMaL's compression algorithm. */
void CLASS smal_decode_segment (unsigned seg[2][2], int holes)
{
  uchar hist[3][13] = {
    { 7, 7, 0, 0, 63, 55, 47, 39, 31, 23, 15, 7, 0 },
    { 7, 7, 0, 0, 63, 55, 47, 39, 31, 23, 15, 7, 0 },
    { 3, 3, 0, 0, 63,     47,     31,     15,    0 } };
  int low, high=0xff, carry=0, nbits=8;
  int s, count, bin, next, i, sym[3];
  uchar diff, pred[]={0,0};
  ushort data=0, range=0;
  unsigned pix, row, col;

  fseek (ifp, seg[0][1]+1, SEEK_SET);
  getbits(-1);
  for (pix=seg[0][0]; pix < seg[1][0]; pix++) {
    for (s=0; s < 3; s++) {
      data = data << nbits | getbits(nbits);
      if (carry < 0)
	carry = (nbits += carry+1) < 1 ? nbits-1 : 0;
      while (--nbits >= 0)
	if ((data >> nbits & 0xff) == 0xff) break;
      if (nbits > 0)
	  data = ((data & ((1 << (nbits-1)) - 1)) << 1) |
	((data + (((data & (1 << (nbits-1)))) << 1)) & (-1 << nbits));
      if (nbits >= 0) {
	data += getbits(1);
	carry = nbits - 8;
      }
      count = ((((data-range+1) & 0xffff) << 2) - 1) / (high >> 4);
      for (bin=0; hist[s][bin+5] > count; bin++);
		low = hist[s][bin+5] * (high >> 4) >> 2;
      if (bin) high = hist[s][bin+4] * (high >> 4) >> 2;
      high -= low;
      for (nbits=0; high << nbits < 128; nbits++);
      range = (range+low) << nbits;
      high <<= nbits;
      next = hist[s][1];
      if (++hist[s][2] > hist[s][3]) {
	next = (next+1) & hist[s][0];
	hist[s][3] = (hist[s][next+4] - hist[s][next+5]) >> 2;
	hist[s][2] = 1;
      }
      if (hist[s][hist[s][1]+4] - hist[s][hist[s][1]+5] > 1) {
	if (bin < hist[s][1])
	  for (i=bin; i < hist[s][1]; i++) hist[s][i+5]--;
	else if (next <= bin)
	  for (i=hist[s][1]; i < bin; i++) hist[s][i+5]++;
      }
      hist[s][1] = next;
      sym[s] = bin;
    }
    diff = sym[2] << 5 | sym[1] << 2 | (sym[0] & 3);
    if (sym[0] & 4)
      diff = diff ? -diff : 0x80;
    if (ftell(ifp) + 12 >= seg[1][1])
      diff = 0;
    pred[pix & 1] += diff;
    row = pix / raw_width - top_margin;
    col = pix % raw_width - left_margin;
    if (row < height && col < width)
      BAYER(row,col) = pred[pix & 1];
#ifdef LIBRAW_LIBRARY_BUILD
    else
        {
            ushort *dfp = get_masked_pointer(row+top_margin,col+left_margin);
            if(dfp) *dfp = pred[pix &1];
        }
#endif
    if (!(pix & 1) && HOLE(row)) pix += 2;
  }
  maximum = 0xff;
}

void CLASS smal_v6_load_raw()
{
  unsigned seg[2][2];

  fseek (ifp, 16, SEEK_SET);
  seg[0][0] = 0;
  seg[0][1] = get2();
  seg[1][0] = raw_width * raw_height;
  seg[1][1] = INT_MAX;
  smal_decode_segment (seg, 0);
}

int CLASS median4 (int *p)
{
  int min, max, sum, i;

  min = max = sum = p[0];
  for (i=1; i < 4; i++) {
    sum += p[i];
    if (min > p[i]) min = p[i];
    if (max < p[i]) max = p[i];
  }
  return (sum - min - max) >> 1;
}

void CLASS fill_holes (int holes)
{
  int row, col, val[4];

  for (row=2; row < height-2; row++) {
    if (!HOLE(row)) continue;
    for (col=1; col < width-1; col+=4) {
      val[0] = BAYER(row-1,col-1);
      val[1] = BAYER(row-1,col+1);
      val[2] = BAYER(row+1,col-1);
      val[3] = BAYER(row+1,col+1);
      BAYER(row,col) = median4(val);
    }
    for (col=2; col < width-2; col+=4)
      if (HOLE(row-2) || HOLE(row+2))
	BAYER(row,col) = (BAYER(row,col-2) + BAYER(row,col+2)) >> 1;
      else {
	val[0] = BAYER(row,col-2);
	val[1] = BAYER(row,col+2);
	val[2] = BAYER(row-2,col);
	val[3] = BAYER(row+2,col);
	BAYER(row,col) = median4(val);
      }
  }
}

void CLASS smal_v9_load_raw()
{
  unsigned seg[256][2], offset, nseg, holes, i;

  fseek (ifp, 67, SEEK_SET);
  offset = get4();
  nseg = fgetc(ifp);
  fseek (ifp, offset, SEEK_SET);
  for (i=0; i < nseg*2; i++)
    seg[0][i] = get4() + data_offset*(i & 1);
  fseek (ifp, 78, SEEK_SET);
  holes = fgetc(ifp);
  fseek (ifp, 88, SEEK_SET);
  seg[nseg][0] = raw_height * raw_width;
  seg[nseg][1] = get4() + data_offset;
  for (i=0; i < nseg; i++)
    smal_decode_segment (seg+i, holes);
  if (holes) fill_holes (holes);
}

void CLASS gamma_curve (double pwr, double ts, int mode, int imax)
{
  int i;
  double g[6], bnd[2]={0,0}, r;

  g[0] = pwr;
  g[1] = ts;
  g[2] = g[3] = g[4] = 0;
  bnd[g[1] >= 1] = 1;
  if (g[1] && (g[1]-1)*(g[0]-1) <= 0) {
    for (i=0; i < 48; i++) {
      g[2] = (bnd[0] + bnd[1])/2;
      if (g[0]) bnd[(pow(g[2]/g[1],-g[0]) - 1)/g[0] - 1/g[2] > -1] = g[2];
      else	bnd[g[2]/exp(1-1/g[2]) < g[1]] = g[2];
    }
    g[3] = g[2] / g[1];
    if (g[0]) g[4] = g[2] * (1/g[0] - 1);
  }
  if (g[0]) g[5] = 1 / (g[1]*SQR(g[3])/2 - g[4]*(1 - g[3]) +
		(1 - pow(g[3],1+g[0]))*(1 + g[4])/(1 + g[0])) - 1;
  else      g[5] = 1 / (g[1]*SQR(g[3])/2 + 1
		- g[2] - g[3] -	g[2]*g[3]*(log(g[3]) - 1)) - 1;
  if (!mode--) {
    memcpy (gamm, g, sizeof gamm);
    return;
  }
  for (i=0; i < 0x10000; i++) {
    curve[i] = 0xffff;
    if ((r = (double) i / imax) < 1)
      curve[i] = 0x10000 * ( mode
	? (r < g[3] ? r*g[1] : (g[0] ? pow( r,g[0])*(1+g[4])-g[4]    : log(r)*g[2]+1))
	: (r < g[2] ? r/g[1] : (g[0] ? pow((r+g[4])/(1+g[4]),1/g[0]) : exp((r-1)/g[2]))));
  }
}

void CLASS pseudoinverse (double (*in)[3], double (*out)[3], int size)
{
  double work[3][6], num;
  int i, j, k;

  for (i=0; i < 3; i++) {
    for (j=0; j < 6; j++)
      work[i][j] = j == i+3;
    for (j=0; j < 3; j++)
      for (k=0; k < size; k++)
	work[i][j] += in[k][i] * in[k][j];
  }
  for (i=0; i < 3; i++) {
    num = work[i][i];
    for (j=0; j < 6; j++)
      work[i][j] /= num;
    for (k=0; k < 3; k++) {
      if (k==i) continue;
      num = work[k][i];
      for (j=0; j < 6; j++)
	work[k][j] -= work[i][j] * num;
    }
  }
  for (i=0; i < size; i++)
    for (j=0; j < 3; j++)
      for (out[i][j]=k=0; k < 3; k++)
	out[i][j] += work[j][k+3] * in[i][k];
}

void CLASS cam_xyz_coeff (double cam_xyz[4][3])
{
  double cam_rgb[4][3], inverse[4][3], num;
  int i, j, k;

  for (i=0; i < colors; i++)		/* Multiply out XYZ colorspace */
    for (j=0; j < 3; j++)
      for (cam_rgb[i][j] = k=0; k < 3; k++)
	cam_rgb[i][j] += cam_xyz[i][k] * xyz_rgb[k][j];

  for (i=0; i < colors; i++) {		/* Normalize cam_rgb so that */
    for (num=j=0; j < 3; j++)		/* cam_rgb * (1,1,1) is (1,1,1,1) */
      num += cam_rgb[i][j];
    for (j=0; j < 3; j++)
      cam_rgb[i][j] /= num;
    pre_mul[i] = 1 / num;
  }
  pseudoinverse (cam_rgb, inverse, colors);
  for (raw_color = i=0; i < 3; i++)
    for (j=0; j < colors; j++)
      rgb_cam[i][j] = inverse[j][i];
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
  color_flags.rgb_cam_state = LIBRAW_COLORSTATE_CONST;
#endif
}

#ifdef COLORCHECK
void CLASS colorcheck()
{
#define NSQ 24
// Coordinates of the GretagMacbeth ColorChecker squares
// width, height, 1st_column, 1st_row
  int cut[NSQ][4];			// you must set these
// ColorChecker Chart under 6500-kelvin illumination
  static const double gmb_xyY[NSQ][3] = {
    { 0.400, 0.350, 10.1 },		// Dark Skin
    { 0.377, 0.345, 35.8 },		// Light Skin
    { 0.247, 0.251, 19.3 },		// Blue Sky
    { 0.337, 0.422, 13.3 },		// Foliage
    { 0.265, 0.240, 24.3 },		// Blue Flower
    { 0.261, 0.343, 43.1 },		// Bluish Green
    { 0.506, 0.407, 30.1 },		// Orange
    { 0.211, 0.175, 12.0 },		// Purplish Blue
    { 0.453, 0.306, 19.8 },		// Moderate Red
    { 0.285, 0.202, 6.6 },		// Purple
    { 0.380, 0.489, 44.3 },		// Yellow Green
    { 0.473, 0.438, 43.1 },		// Orange Yellow
    { 0.187, 0.129, 6.1 },		// Blue
    { 0.305, 0.478, 23.4 },		// Green
    { 0.539, 0.313, 12.0 },		// Red
    { 0.448, 0.470, 59.1 },		// Yellow
    { 0.364, 0.233, 19.8 },		// Magenta
    { 0.196, 0.252, 19.8 },		// Cyan
    { 0.310, 0.316, 90.0 },		// White
    { 0.310, 0.316, 59.1 },		// Neutral 8
    { 0.310, 0.316, 36.2 },		// Neutral 6.5
    { 0.310, 0.316, 19.8 },		// Neutral 5
    { 0.310, 0.316, 9.0 },		// Neutral 3.5
    { 0.310, 0.316, 3.1 } };		// Black
  double gmb_cam[NSQ][4], gmb_xyz[NSQ][3];
  double inverse[NSQ][3], cam_xyz[4][3], num;
  int c, i, j, k, sq, row, col, count[4];

  memset (gmb_cam, 0, sizeof gmb_cam);
  for (sq=0; sq < NSQ; sq++) {
    FORCC count[c] = 0;
    for   (row=cut[sq][3]; row < cut[sq][3]+cut[sq][1]; row++)
      for (col=cut[sq][2]; col < cut[sq][2]+cut[sq][0]; col++) {
	c = FC(row,col);
	if (c >= colors) c -= 2;
	gmb_cam[sq][c] += BAYER(row,col);
	count[c]++;
      }
    FORCC gmb_cam[sq][c] = gmb_cam[sq][c]/count[c] - black;
    gmb_xyz[sq][0] = gmb_xyY[sq][2] * gmb_xyY[sq][0] / gmb_xyY[sq][1];
    gmb_xyz[sq][1] = gmb_xyY[sq][2];
    gmb_xyz[sq][2] = gmb_xyY[sq][2] *
		(1 - gmb_xyY[sq][0] - gmb_xyY[sq][1]) / gmb_xyY[sq][1];
  }
  pseudoinverse (gmb_xyz, inverse, NSQ);
  for (i=0; i < colors; i++)
    for (j=0; j < 3; j++)
      for (cam_xyz[i][j] = k=0; k < NSQ; k++)
	cam_xyz[i][j] += gmb_cam[k][i] * inverse[k][j];
  cam_xyz_coeff (cam_xyz);
#ifdef DCRAW_VERBOSE
  if (verbose) {
    printf ("    { \"%s %s\", %d,\n\t{", make, model, black);
    num = 10000 / (cam_xyz[1][0] + cam_xyz[1][1] + cam_xyz[1][2]);
    FORCC for (j=0; j < 3; j++)
      printf ("%c%d", (c | j) ? ',':' ', (int) (cam_xyz[c][j] * num + 0.5));
    puts (" } },");
  }
#endif
#undef NSQ
}
#endif

void CLASS hat_transform (float *temp, float *base, int st, int size, int sc)
{
  int i;
  for (i=0; i < sc; i++)
    temp[i] = 2*base[st*i] + base[st*(sc-i)] + base[st*(i+sc)];
  for (; i+sc < size; i++)
    temp[i] = 2*base[st*i] + base[st*(i-sc)] + base[st*(i+sc)];
  for (; i < size; i++)
    temp[i] = 2*base[st*i] + base[st*(i-sc)] + base[st*(2*size-2-(i+sc))];
}

#ifndef _OPENMP
void CLASS wavelet_denoise()
{
  float *fimg=0, *temp, thold, mul[2], avg, diff;
  int scale=1, size, lev, hpass, lpass, row, col, nc, c, i, wlast;
  ushort *window[4];
  static const float noise[] =
  { 0.8002,0.2735,0.1202,0.0585,0.0291,0.0152,0.0080,0.0044 };

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Wavelet denoising...\n"));
#endif

  while (maximum << scale < 0x10000) scale++;
  maximum <<= --scale;
  black <<= scale;
  if ((size = iheight*iwidth) < 0x15550000)
    fimg = (float *) malloc ((size*3 + iheight + iwidth) * sizeof *fimg);
  merror (fimg, "wavelet_denoise()");
  temp = fimg + size*3;
  if ((nc = colors) == 3 && filters) nc++;
  FORC(nc) {			/* denoise R,G1,B,G3 individually */
    for (i=0; i < size; i++)
        fimg[i] = 256 * sqrt((double)(image[i][c] << scale));
    for (hpass=lev=0; lev < 5; lev++) {
      lpass = size*((lev & 1)+1);
      for (row=0; row < iheight; row++) {
	hat_transform (temp, fimg+hpass+row*iwidth, 1, iwidth, 1 << lev);
        for (col=0; col < iwidth; col++)
	  fimg[lpass + row*iwidth + col] = temp[col] * 0.25;
      }
      for (col=0; col < iwidth; col++) {
	hat_transform (temp, fimg+lpass+col, iwidth, iheight, 1 << lev);
	for (row=0; row < iheight; row++)
	  fimg[lpass + row*iwidth + col] = temp[row] * 0.25;
      }
      thold = threshold * noise[lev];
      for (i=0; i < size; i++) {
	fimg[hpass+i] -= fimg[lpass+i];
	if	(fimg[hpass+i] < -thold) fimg[hpass+i] += thold;
	else if (fimg[hpass+i] >  thold) fimg[hpass+i] -= thold;
	else	 fimg[hpass+i] = 0;
	if (hpass) fimg[i] += fimg[hpass+i];
      }
      hpass = lpass;
    }
    for (i=0; i < size; i++)
      image[i][c] = CLIP(SQR(fimg[i]+fimg[lpass+i])/0x10000);
  }
  if (filters && colors == 3) {  /* pull G1 and G3 closer together */
    for (row=0; row < 2; row++)
      mul[row] = 0.125 * pre_mul[FC(row+1,0) | 1] / pre_mul[FC(row,0) | 1];
    for (i=0; i < 4; i++)
      window[i] = (ushort *) fimg + width*i;
    for (wlast=-1, row=1; row < height-1; row++) {
      while (wlast < row+1) {
	for (wlast++, i=0; i < 4; i++)
	  window[(i+3) & 3] = window[i];
	for (col = FC(wlast,1) & 1; col < width; col+=2)
	  window[2][col] = BAYER(wlast,col);
      }
      thold = threshold/512;
      for (col = (FC(row,0) & 1)+1; col < width-1; col+=2) {
	avg = ( window[0][col-1] + window[0][col+1] +
		window[2][col-1] + window[2][col+1] - black*4 )
	      * mul[row & 1] + (window[1][col] - black) * 0.5 + black;
	avg = avg < 0 ? 0 : sqrt(avg);
	diff = sqrt((double)(BAYER(row,col))) - avg;
	if      (diff < -thold) diff += thold;
	else if (diff >  thold) diff -= thold;
	else diff = 0;
	BAYER(row,col) = CLIP(SQR(avg+diff) + 0.5);
      }
    }
  }
  free (fimg);
}
#else
void CLASS wavelet_denoise()
{
  float *fimg=0, *temp, thold, mul[2], avg, diff;
  int scale=1, size, lev, hpass, lpass, row, col, nc, c, i, wlast;
  ushort *window[4];
  static const float noise[] =
  { 0.8002,0.2735,0.1202,0.0585,0.0291,0.0152,0.0080,0.0044 };

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Wavelet denoising...\n"));
#endif

  while (maximum << scale < 0x10000) scale++;
  maximum <<= --scale;
  black <<= scale;
  if ((size = iheight*iwidth) < 0x15550000)
    fimg = (float *) malloc ((size*3 + iheight + iwidth) * sizeof *fimg);
  merror (fimg, "wavelet_denoise()");
  temp = fimg + size*3;
  if ((nc = colors) == 3 && filters) nc++;
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp parallel default(shared) private(i,col,row,thold,lev,lpass,hpass,temp) firstprivate(c,scale,size) 
#endif
  {
      temp = (float*)malloc( (iheight + iwidth) * sizeof *fimg);
    FORC(nc) {			/* denoise R,G1,B,G3 individually */
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp for
#endif
      for (i=0; i < size; i++)
        fimg[i] = 256 * sqrt((double)(image[i][c] << scale));
      for (hpass=lev=0; lev < 5; lev++) {
	lpass = size*((lev & 1)+1);
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp for
#endif
	for (row=0; row < iheight; row++) {
	  hat_transform (temp, fimg+hpass+row*iwidth, 1, iwidth, 1 << lev);
	  for (col=0; col < iwidth; col++)
	    fimg[lpass + row*iwidth + col] = temp[col] * 0.25;
	}
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp for
#endif
	for (col=0; col < iwidth; col++) {
	  hat_transform (temp, fimg+lpass+col, iwidth, iheight, 1 << lev);
	  for (row=0; row < iheight; row++)
	    fimg[lpass + row*iwidth + col] = temp[row] * 0.25;
	}
	thold = threshold * noise[lev];
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp for
#endif
	for (i=0; i < size; i++) {
	  fimg[hpass+i] -= fimg[lpass+i];
	  if	(fimg[hpass+i] < -thold) fimg[hpass+i] += thold;
	  else if (fimg[hpass+i] >  thold) fimg[hpass+i] -= thold;
	  else	 fimg[hpass+i] = 0;
	  if (hpass) fimg[i] += fimg[hpass+i];
	}
	hpass = lpass;
      }
#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp for
#endif
      for (i=0; i < size; i++)
	image[i][c] = CLIP(SQR(fimg[i]+fimg[lpass+i])/0x10000);
    }
    free(temp);
  } /* end omp parallel */
/* the following loops are hard to parallize, no idea yes,
 * problem is wlast which is carrying dependency
 * second part should be easyer, but did not yet get it right.
 */
  if (filters && colors == 3) {  /* pull G1 and G3 closer together */
    for (row=0; row < 2; row++)
      mul[row] = 0.125 * pre_mul[FC(row+1,0) | 1] / pre_mul[FC(row,0) | 1];
    for (i=0; i < 4; i++)
      window[i] = (ushort *) fimg + width*i;
    for (wlast=-1, row=1; row < height-1; row++) {
      while (wlast < row+1) {
	for (wlast++, i=0; i < 4; i++)
	  window[(i+3) & 3] = window[i];
	for (col = FC(wlast,1) & 1; col < width; col+=2)
	  window[2][col] = BAYER(wlast,col);
      }
      thold = threshold/512;
      for (col = (FC(row,0) & 1)+1; col < width-1; col+=2) {
	avg = ( window[0][col-1] + window[0][col+1] +
		window[2][col-1] + window[2][col+1] - black*4 )
	      * mul[row & 1] + (window[1][col] - black) * 0.5 + black;
	avg = avg < 0 ? 0 : sqrt(avg);
	diff = sqrt(BAYER(row,col)) - avg;
	if      (diff < -thold) diff += thold;
	else if (diff >  thold) diff -= thold;
	else diff = 0;
	BAYER(row,col) = CLIP(SQR(avg+diff) + 0.5);
      }
    }
  }
  free (fimg);
}

#endif

void CLASS scale_colors()
{
  unsigned bottom, right, size, row, col, ur, uc, i, x, y, c, sum[8];
  int val, dark, sat;
  double dsum[8], dmin, dmax;
  float scale_mul[4], fr, fc;
  ushort *img=0, *pix;

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_SCALE_COLORS,0,2);
#endif

  if (user_mul[0])
    memcpy (pre_mul, user_mul, sizeof pre_mul);
  if (use_auto_wb || (use_camera_wb && cam_mul[0] == -1)) {
    memset (dsum, 0, sizeof dsum);
    bottom = MIN (greybox[1]+greybox[3], height);
    right  = MIN (greybox[0]+greybox[2], width);
    for (row=greybox[1]; row < bottom; row += 8)
      for (col=greybox[0]; col < right; col += 8) {
	memset (sum, 0, sizeof sum);
	for (y=row; y < row+8 && y < bottom; y++)
	  for (x=col; x < col+8 && x < right; x++)
	    FORC4 {
	      if (filters) {
		c = FC(y,x);
		val = BAYER(y,x);
	      } else
		val = image[y*width+x][c];
	      if (val > maximum-25) goto skip_block;
	      if ((val -= black) < 0) val = 0;
	      sum[c] += val;
	      sum[c+4]++;
	      if (filters) break;
	    }
	FORC(8) dsum[c] += sum[c];
skip_block: ;
      }
    FORC4 if (dsum[c]) pre_mul[c] = dsum[c+4] / dsum[c];
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.pre_mul_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
  }
  if (use_camera_wb && cam_mul[0] != -1) {
    memset (sum, 0, sizeof sum);
    for (row=0; row < 8; row++)
      for (col=0; col < 8; col++) {
	c = FC(row,col);
	if ((val = white[row][col] - black) > 0)
	  sum[c] += val;
	sum[c+4]++;
      }
    if (sum[0] && sum[1] && sum[2] && sum[3])
        {
            FORC4 pre_mul[c] = (float) sum[c+4] / sum[c];
#ifdef LIBRAW_LIBRARY_BUILD
            color_flags.pre_mul_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
        }
    else if (cam_mul[0] && cam_mul[2])
        {
            memcpy (pre_mul, cam_mul, sizeof pre_mul);
#ifdef LIBRAW_LIBRARY_BUILD
            color_flags.pre_mul_state =color_flags.pre_mul_state;
#endif
        }
    else
        {
#ifdef LIBRAW_LIBRARY_BUILD
            imgdata.process_warnings |= LIBRAW_WARN_BAD_CAMERA_WB;
#endif
#ifdef DCRAW_VERBOSE
            fprintf (stderr,_("%s: Cannot use camera white balance.\n"), ifname);
#endif
        }
  }
  if (pre_mul[3] == 0) pre_mul[3] = colors < 4 ? pre_mul[1] : 1;
  dark = black;
  sat = maximum;
  if (threshold) wavelet_denoise();
  maximum -= black;
  for (dmin=DBL_MAX, dmax=c=0; c < 4; c++) {
    if (dmin > pre_mul[c])
	dmin = pre_mul[c];
    if (dmax < pre_mul[c])
	dmax = pre_mul[c];
  }
  if (!highlight) dmax = dmin;
  FORC4 scale_mul[c] = (pre_mul[c] /= dmax) * 65535.0 / maximum;
#ifdef DCRAW_VERBOSE
  if (verbose) {
    fprintf (stderr,
      _("Scaling with darkness %d, saturation %d, and\nmultipliers"), dark, sat);
    FORC4 fprintf (stderr, " %f", pre_mul[c]);
    fputc ('\n', stderr);
  }
#endif
  size = iheight*iwidth;
  for (i=0; i < size*4; i++) {
    val = image[0][i];
    if (!val) continue;
    val -= black;
    val *= scale_mul[i & 3];
    image[0][i] = CLIP(val);
  }
  if ((aber[0] != 1 || aber[2] != 1) && colors == 3) {
#ifdef DCRAW_VERBOSE
    if (verbose)
      fprintf (stderr,_("Correcting chromatic aberration...\n"));
#endif
    for (c=0; c < 4; c+=2) {
      if (aber[c] == 1) continue;
      img = (ushort *) malloc (size * sizeof *img);
      merror (img, "scale_colors()");
      for (i=0; i < size; i++)
	img[i] = image[i][c];
      for (row=0; row < iheight; row++) {
	ur = fr = (row - iheight*0.5) * aber[c] + iheight*0.5;
	if (ur > iheight-2) continue;
	fr -= ur;
	for (col=0; col < iwidth; col++) {
	  uc = fc = (col - iwidth*0.5) * aber[c] + iwidth*0.5;
	  if (uc > iwidth-2) continue;
	  fc -= uc;
	  pix = img + ur*iwidth + uc;
	  image[row*iwidth+col][c] =
	    (pix[     0]*(1-fc) + pix[       1]*fc) * (1-fr) +
	    (pix[iwidth]*(1-fc) + pix[iwidth+1]*fc) * fr;
	}
      }
      free(img);
    }
  }
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_SCALE_COLORS,1,2);
#endif
}

void CLASS pre_interpolate()
{
  ushort (*img)[4];
  int row, col, c;

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_PRE_INTERPOLATE,0,2);
#endif
  if (shrink) {
    if (half_size) {
      height = iheight;
      width  = iwidth;
    } else {
      img = (ushort (*)[4]) calloc (height*width, sizeof *img);
      merror (img, "pre_interpolate()");
      for (row=0; row < height; row++)
	for (col=0; col < width; col++) {
	  c = fc(row,col);
	  img[row*width+col][c] = image[(row >> 1)*iwidth+(col >> 1)][c];
	}
      free (image);
      image = img;
      shrink = 0;
    }
  }
  if (filters && colors == 3) {
    if ((mix_green = four_color_rgb)) colors++;
    else {
      for (row = FC(1,0) >> 1; row < height; row+=2)
	for (col = FC(row,1) & 1; col < width; col+=2)
	  image[row*width+col][1] = image[row*width+col][3];
      filters &= ~((filters & 0x55555555) << 1);
    }
  }
  if (half_size) filters = 0;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_PRE_INTERPOLATE,1,2);
#endif
}

void CLASS border_interpolate (int border)
{
  unsigned row, col, y, x, f, c, sum[8];

  for (row=0; row < height; row++)
    for (col=0; col < width; col++) {
      if (col==border && row >= border && row < height-border)
	col = width-border;
      memset (sum, 0, sizeof sum);
      for (y=row-1; y != row+2; y++)
	for (x=col-1; x != col+2; x++)
	  if (y < height && x < width) {
	    f = fc(y,x);
	    sum[f] += image[y*width+x][f];
	    sum[f+4]++;
	  }
      f = fc(row,col);
      FORCC if (c != f && sum[c+4])
	image[row*width+col][c] = sum[c] / sum[c+4];
    }
}

void CLASS lin_interpolate()
{
  int code[16][16][32], *ip, sum[4];
  int c, i, x, y, row, col, shift, color;
  ushort *pix;

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Bilinear interpolation...\n"));
#endif

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,0,3);
#endif
  border_interpolate(1);
  for (row=0; row < 16; row++)
    for (col=0; col < 16; col++) {
      ip = code[row][col];
      memset (sum, 0, sizeof sum);
      for (y=-1; y <= 1; y++)
	for (x=-1; x <= 1; x++) {
	  shift = (y==0) + (x==0);
	  if (shift == 2) continue;
	  color = fc(row+y,col+x);
	  *ip++ = (width*y + x)*4 + color;
	  *ip++ = shift;
	  *ip++ = color;
	  sum[color] += 1 << shift;
	}
      FORCC
	if (c != fc(row,col)) {
	  *ip++ = c;
	  *ip++ = 256 / sum[c];
	}
    }
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,1,3);
#endif
  for (row=1; row < height-1; row++)
    for (col=1; col < width-1; col++) {
      pix = image[row*width+col];
      ip = code[row & 15][col & 15];
      memset (sum, 0, sizeof sum);
      for (i=8; i--; ip+=3)
	sum[ip[2]] += pix[ip[0]] << ip[1];
      for (i=colors; --i; ip+=2)
	pix[ip[0]] = sum[ip[0]] * ip[1] >> 8;
    }
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,2,3);
#endif
}

/*
   This algorithm is officially called:

   "Interpolation using a Threshold-based variable number of gradients"

   described in http://scien.stanford.edu/class/psych221/projects/99/tingchen/algodep/vargra.html

   I've extended the basic idea to work with non-Bayer filter arrays.
   Gradients are numbered clockwise from NW=0 to W=7.
 */
void CLASS vng_interpolate()
{
  static const signed char *cp, terms[] = {
    -2,-2,+0,-1,0,0x01, -2,-2,+0,+0,1,0x01, -2,-1,-1,+0,0,0x01,
    -2,-1,+0,-1,0,0x02, -2,-1,+0,+0,0,0x03, -2,-1,+0,+1,1,0x01,
    -2,+0,+0,-1,0,0x06, -2,+0,+0,+0,1,0x02, -2,+0,+0,+1,0,0x03,
    -2,+1,-1,+0,0,0x04, -2,+1,+0,-1,1,0x04, -2,+1,+0,+0,0,0x06,
    -2,+1,+0,+1,0,0x02, -2,+2,+0,+0,1,0x04, -2,+2,+0,+1,0,0x04,
    -1,-2,-1,+0,0,0x80, -1,-2,+0,-1,0,0x01, -1,-2,+1,-1,0,0x01,
    -1,-2,+1,+0,1,0x01, -1,-1,-1,+1,0,0x88, -1,-1,+1,-2,0,0x40,
    -1,-1,+1,-1,0,0x22, -1,-1,+1,+0,0,0x33, -1,-1,+1,+1,1,0x11,
    -1,+0,-1,+2,0,0x08, -1,+0,+0,-1,0,0x44, -1,+0,+0,+1,0,0x11,
    -1,+0,+1,-2,1,0x40, -1,+0,+1,-1,0,0x66, -1,+0,+1,+0,1,0x22,
    -1,+0,+1,+1,0,0x33, -1,+0,+1,+2,1,0x10, -1,+1,+1,-1,1,0x44,
    -1,+1,+1,+0,0,0x66, -1,+1,+1,+1,0,0x22, -1,+1,+1,+2,0,0x10,
    -1,+2,+0,+1,0,0x04, -1,+2,+1,+0,1,0x04, -1,+2,+1,+1,0,0x04,
    +0,-2,+0,+0,1,0x80, +0,-1,+0,+1,1,0x88, +0,-1,+1,-2,0,0x40,
    +0,-1,+1,+0,0,0x11, +0,-1,+2,-2,0,0x40, +0,-1,+2,-1,0,0x20,
    +0,-1,+2,+0,0,0x30, +0,-1,+2,+1,1,0x10, +0,+0,+0,+2,1,0x08,
    +0,+0,+2,-2,1,0x40, +0,+0,+2,-1,0,0x60, +0,+0,+2,+0,1,0x20,
    +0,+0,+2,+1,0,0x30, +0,+0,+2,+2,1,0x10, +0,+1,+1,+0,0,0x44,
    +0,+1,+1,+2,0,0x10, +0,+1,+2,-1,1,0x40, +0,+1,+2,+0,0,0x60,
    +0,+1,+2,+1,0,0x20, +0,+1,+2,+2,0,0x10, +1,-2,+1,+0,0,0x80,
    +1,-1,+1,+1,0,0x88, +1,+0,+1,+2,0,0x08, +1,+0,+2,-1,0,0x40,
    +1,+0,+2,+1,0,0x10
  }, chood[] = { -1,-1, -1,0, -1,+1, 0,+1, +1,+1, +1,0, +1,-1, 0,-1 };
  ushort (*brow[5])[4], *pix;
  int prow=7, pcol=1, *ip, *code[16][16], gval[8], gmin, gmax, sum[4];
  int row, col, x, y, x1, x2, y1, y2, t, weight, grads, color, diag;
  int g, diff, thold, num, c;
  lin_interpolate();
#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("VNG interpolation...\n"));
#endif

  if (filters == 1) prow = pcol = 15;
  ip = (int *) calloc ((prow+1)*(pcol+1), 1280);
  merror (ip, "vng_interpolate()");
  for (row=0; row <= prow; row++)		/* Precalculate for VNG */
    for (col=0; col <= pcol; col++) {
      code[row][col] = ip;
      for (cp=terms, t=0; t < 64; t++) {
	y1 = *cp++;  x1 = *cp++;
	y2 = *cp++;  x2 = *cp++;
	weight = *cp++;
	grads = *cp++;
	color = fc(row+y1,col+x1);
	if (fc(row+y2,col+x2) != color) continue;
	diag = (fc(row,col+1) == color && fc(row+1,col) == color) ? 2:1;
	if (abs(y1-y2) == diag && abs(x1-x2) == diag) continue;
	*ip++ = (y1*width + x1)*4 + color;
	*ip++ = (y2*width + x2)*4 + color;
	*ip++ = weight;
	for (g=0; g < 8; g++)
	  if (grads & 1<<g) *ip++ = g;
	*ip++ = -1;
      }
      *ip++ = INT_MAX;
      for (cp=chood, g=0; g < 8; g++) {
	y = *cp++;  x = *cp++;
	*ip++ = (y*width + x) * 4;
	color = fc(row,col);
	if (fc(row+y,col+x) != color && fc(row+y*2,col+x*2) == color)
	  *ip++ = (y*width + x) * 8 + color;
	else
	  *ip++ = 0;
      }
    }
  brow[4] = (ushort (*)[4]) calloc (width*3, sizeof **brow);
  merror (brow[4], "vng_interpolate()");
  for (row=0; row < 3; row++)
    brow[row] = brow[4] + row*width;
  for (row=2; row < height-2; row++) {		/* Do VNG interpolation */
#ifdef LIBRAW_LIBRARY_BUILD
      if(!((row-2)%256))RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,(row-2)/256+1,((height-3)/256)+1);
#endif
    for (col=2; col < width-2; col++) {
      pix = image[row*width+col];
      ip = code[row & prow][col & pcol];
      memset (gval, 0, sizeof gval);
      while ((g = ip[0]) != INT_MAX) {		/* Calculate gradients */
	diff = ABS(pix[g] - pix[ip[1]]) << ip[2];
	gval[ip[3]] += diff;
	ip += 5;
	if ((g = ip[-1]) == -1) continue;
	gval[g] += diff;
	while ((g = *ip++) != -1)
	  gval[g] += diff;
      }
      ip++;
      gmin = gmax = gval[0];			/* Choose a threshold */
      for (g=1; g < 8; g++) {
	if (gmin > gval[g]) gmin = gval[g];
	if (gmax < gval[g]) gmax = gval[g];
      }
      if (gmax == 0) {
	memcpy (brow[2][col], pix, sizeof *image);
	continue;
      }
      thold = gmin + (gmax >> 1);
      memset (sum, 0, sizeof sum);
      color = fc(row,col);
      for (num=g=0; g < 8; g++,ip+=2) {		/* Average the neighbors */
	if (gval[g] <= thold) {
	  FORCC
	    if (c == color && ip[1])
	      sum[c] += (pix[c] + pix[ip[1]]) >> 1;
	    else
	      sum[c] += pix[ip[0] + c];
	  num++;
	}
      }
      FORCC {					/* Save to buffer */
	t = pix[color];
	if (c != color)
	  t += (sum[c] - sum[color]) / num;
	brow[2][col][c] = CLIP(t);
      }
    }
    if (row > 3)				/* Write buffer to image */
      memcpy (image[(row-2)*width+2], brow[0]+2, (width-4)*sizeof *image);
    for (g=0; g < 4; g++)
      brow[(g-1) & 3] = brow[g];
  }
  memcpy (image[(row-2)*width+2], brow[0]+2, (width-4)*sizeof *image);
  memcpy (image[(row-1)*width+2], brow[1]+2, (width-4)*sizeof *image);
  free (brow[4]);
  free (code[0][0]);
}

/*
   Patterned Pixel Grouping Interpolation by Alain Desbiolles
*/
void CLASS ppg_interpolate()
{
  int dir[5] = { 1, width, -1, -width, 1 };
  int row, col, diff[2], guess[2], c, d, i;
  ushort (*pix)[4];

  border_interpolate(3);
#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("PPG interpolation...\n"));
#endif

/*  Fill in the green layer with gradients and pattern recognition: */
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,0,3);
#endif
  for (row=3; row < height-3; row++)
    for (col=3+(FC(row,3) & 1), c=FC(row,col); col < width-3; col+=2) {
      pix = image + row*width+col;
      for (i=0; (d=dir[i]) > 0; i++) {
	guess[i] = (pix[-d][1] + pix[0][c] + pix[d][1]) * 2
		      - pix[-2*d][c] - pix[2*d][c];
	diff[i] = ( ABS(pix[-2*d][c] - pix[ 0][c]) +
		    ABS(pix[ 2*d][c] - pix[ 0][c]) +
		    ABS(pix[  -d][1] - pix[ d][1]) ) * 3 +
		  ( ABS(pix[ 3*d][1] - pix[ d][1]) +
		    ABS(pix[-3*d][1] - pix[-d][1]) ) * 2;
      }
      d = dir[i = diff[0] > diff[1]];
      pix[0][1] = ULIM(guess[i] >> 2, pix[d][1], pix[-d][1]);
    }
/*  Calculate red and blue for each green pixel:		*/
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,1,3);
#endif
  for (row=1; row < height-1; row++)
    for (col=1+(FC(row,2) & 1), c=FC(row,col+1); col < width-1; col+=2) {
      pix = image + row*width+col;
      for (i=0; (d=dir[i]) > 0; c=2-c, i++)
	pix[0][c] = CLIP((pix[-d][c] + pix[d][c] + 2*pix[0][1]
			- pix[-d][1] - pix[d][1]) >> 1);
    }
/*  Calculate blue for red pixels and vice versa:		*/
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,2,3);
#endif
  for (row=1; row < height-1; row++)
    for (col=1+(FC(row,1) & 1), c=2-FC(row,col); col < width-1; col+=2) {
      pix = image + row*width+col;
      for (i=0; (d=dir[i]+dir[i+1]) > 0; i++) {
	diff[i] = ABS(pix[-d][c] - pix[d][c]) +
		  ABS(pix[-d][1] - pix[0][1]) +
		  ABS(pix[ d][1] - pix[0][1]);
	guess[i] = pix[-d][c] + pix[d][c] + 2*pix[0][1]
		 - pix[-d][1] - pix[d][1];
      }
      if (diff[0] != diff[1])
	pix[0][c] = CLIP(guess[diff[0] > diff[1]] >> 1);
      else
	pix[0][c] = CLIP((guess[0]+guess[1]) >> 2);
    }
}

/*
   Adaptive Homogeneity-Directed interpolation is based on
   the work of Keigo Hirakawa, Thomas Parks, and Paul Lee.
 */
#define TS 256		/* Tile Size */
#ifndef _OPENMP
void CLASS ahd_interpolate()
{
  int i, j, k, top, left, row, col, tr, tc, c, d, val, hm[2];
  ushort (*pix)[4], (*rix)[3];
  static const int dir[4] = { -1, 1, -TS, TS };
  unsigned ldiff[2][4], abdiff[2][4], leps, abeps;
  float r, cbrt[0x10000], xyz[3], xyz_cam[3][4];
  ushort (*rgb)[TS][TS][3];
   short (*lab)[TS][TS][3], (*lix)[3];
   char (*homo)[TS][TS], *buffer;

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("AHD interpolation...\n"));
#endif

  for (i=0; i < 0x10000; i++) {
    r = i / 65535.0;
    cbrt[i] = r > 0.008856 ? pow((double)r,1/3.0) : 7.787*r + 16/116.0;
  }
  for (i=0; i < 3; i++)
    for (j=0; j < colors; j++)
      for (xyz_cam[i][j] = k=0; k < 3; k++)
	xyz_cam[i][j] += xyz_rgb[i][k] * rgb_cam[k][j] / d65_white[i];

  border_interpolate(5);
  buffer = (char *) malloc (26*TS*TS);		/* 1664 kB */
  merror (buffer, "ahd_interpolate()");
  rgb  = (ushort(*)[TS][TS][3]) buffer;
  lab  = (short (*)[TS][TS][3])(buffer + 12*TS*TS);
  homo = (char  (*)[TS][TS])   (buffer + 24*TS*TS);

  for (top=2; top < height-5; top += TS-6)
  {    
      
#ifdef LIBRAW_LIBRARY_BUILD
      RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,(top-2)/(TS-6),(height-7)/(TS-6)+1);
#endif
    for (left=2; left < width-5; left += TS-6) {

/*  Interpolate green horizontally and vertically:		*/
      for (row = top; row < top+TS && row < height-2; row++) {
	col = left + (FC(row,left) & 1);
	for (c = FC(row,col); col < left+TS && col < width-2; col+=2) {
	  pix = image + row*width+col;
	  val = ((pix[-1][1] + pix[0][c] + pix[1][1]) * 2
		- pix[-2][c] - pix[2][c]) >> 2;
	  rgb[0][row-top][col-left][1] = ULIM(val,pix[-1][1],pix[1][1]);
	  val = ((pix[-width][1] + pix[0][c] + pix[width][1]) * 2
		- pix[-2*width][c] - pix[2*width][c]) >> 2;
	  rgb[1][row-top][col-left][1] = ULIM(val,pix[-width][1],pix[width][1]);
	}
      }
/*  Interpolate red and blue, and convert to CIELab:		*/
      for (d=0; d < 2; d++)
	for (row=top+1; row < top+TS-1 && row < height-3; row++)
	  for (col=left+1; col < left+TS-1 && col < width-3; col++) {
	    pix = image + row*width+col;
	    rix = &rgb[d][row-top][col-left];
	    lix = &lab[d][row-top][col-left];
	    if ((c = 2 - FC(row,col)) == 1) {
	      c = FC(row+1,col);
	      val = pix[0][1] + (( pix[-1][2-c] + pix[1][2-c]
				 - rix[-1][1] - rix[1][1] ) >> 1);
	      rix[0][2-c] = CLIP(val);
	      val = pix[0][1] + (( pix[-width][c] + pix[width][c]
				 - rix[-TS][1] - rix[TS][1] ) >> 1);
	    } else
	      val = rix[0][1] + (( pix[-width-1][c] + pix[-width+1][c]
				 + pix[+width-1][c] + pix[+width+1][c]
				 - rix[-TS-1][1] - rix[-TS+1][1]
				 - rix[+TS-1][1] - rix[+TS+1][1] + 1) >> 2);
	    rix[0][c] = CLIP(val);
	    c = FC(row,col);
	    rix[0][c] = pix[0][c];
	    xyz[0] = xyz[1] = xyz[2] = 0.5;
	    FORCC {
	      xyz[0] += xyz_cam[0][c] * rix[0][c];
	      xyz[1] += xyz_cam[1][c] * rix[0][c];
	      xyz[2] += xyz_cam[2][c] * rix[0][c];
	    }
	    xyz[0] = cbrt[CLIP((int) xyz[0])];
	    xyz[1] = cbrt[CLIP((int) xyz[1])];
	    xyz[2] = cbrt[CLIP((int) xyz[2])];
	    lix[0][0] = 64 * (116 * xyz[1] - 16);
	    lix[0][1] = 64 * 500 * (xyz[0] - xyz[1]);
	    lix[0][2] = 64 * 200 * (xyz[1] - xyz[2]);
	  }
/*  Build homogeneity maps from the CIELab images:		*/
      memset (homo, 0, 2*TS*TS);
      for (row=top+2; row < top+TS-2 && row < height-4; row++) {
	tr = row-top;
	for (col=left+2; col < left+TS-2 && col < width-4; col++) {
	  tc = col-left;
	  for (d=0; d < 2; d++) {
	    lix = &lab[d][tr][tc];
	    for (i=0; i < 4; i++) {
	       ldiff[d][i] = ABS(lix[0][0]-lix[dir[i]][0]);
	      abdiff[d][i] = SQR(lix[0][1]-lix[dir[i]][1])
			   + SQR(lix[0][2]-lix[dir[i]][2]);
	    }
	  }
	  leps = MIN(MAX(ldiff[0][0],ldiff[0][1]),
		     MAX(ldiff[1][2],ldiff[1][3]));
	  abeps = MIN(MAX(abdiff[0][0],abdiff[0][1]),
		      MAX(abdiff[1][2],abdiff[1][3]));
	  for (d=0; d < 2; d++)
	    for (i=0; i < 4; i++)
	      if (ldiff[d][i] <= leps && abdiff[d][i] <= abeps)
		homo[d][tr][tc]++;
	}
      }
/*  Combine the most homogenous pixels for the final result:	*/
      for (row=top+3; row < top+TS-3 && row < height-5; row++) {
	tr = row-top;
	for (col=left+3; col < left+TS-3 && col < width-5; col++) {
	  tc = col-left;
	  for (d=0; d < 2; d++)
	    for (hm[d]=0, i=tr-1; i <= tr+1; i++)
	      for (j=tc-1; j <= tc+1; j++)
		hm[d] += homo[d][i][j];
	  if (hm[0] != hm[1])
	    FORC3 image[row*width+col][c] = rgb[hm[1] > hm[0]][tr][tc][c];
	  else
	    FORC3 image[row*width+col][c] =
		(rgb[0][tr][tc][c] + rgb[1][tr][tc][c]) >> 1;
	}
      }
    }
  }
  free (buffer);
}
#else
void CLASS ahd_interpolate()
{
  int i, j, k, top, left, row, col, tr, tc, c, d, val, hm[2];
  ushort (*pix)[4], (*rix)[3];
  static const int dir[4] = { -1, 1, -TS, TS };
  unsigned ldiff[2][4], abdiff[2][4], leps, abeps;
  float r, cbrt[0x10000], xyz[3], xyz_cam[3][4];
  ushort (*rgb)[TS][TS][3];
  short (*lab)[TS][TS][3], (*lix)[3];
  char (*homo)[TS][TS], *buffer;

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("AHD interpolation...\n"));
#endif

  for (i=0; i < 0x10000; i++) {
    r = i / 65535.0;
    cbrt[i] = r > 0.008856 ? pow(r,1/3.0) : 7.787*r + 16/116.0;
  }
  for (i=0; i < 3; i++)
    for (j=0; j < colors; j++)
      for (xyz_cam[i][j] = k=0; k < 3; k++)
	xyz_cam[i][j] += xyz_rgb[i][k] * rgb_cam[k][j] / d65_white[i];

  border_interpolate(5);

#ifdef LIBRAW_LIBRARY_BUILD
#pragma omp parallel private(buffer,rgb,lab,homo,top,left,row,c,col,pix,val,d,rix,xyz,lix,tc,tr,ldiff,abdiff,leps,abeps,hm,i,j) firstprivate(cbrt) shared(xyz_cam)
#endif
  {
    buffer = (char *) malloc (26*TS*TS);		/* 1664 kB */
    merror (buffer, "ahd_interpolate()");
    rgb  = (ushort(*)[TS][TS][3]) buffer;
    lab  = (short (*)[TS][TS][3])(buffer + 12*TS*TS);
    homo = (char  (*)[TS][TS])   (buffer + 24*TS*TS);

#pragma omp for schedule(dynamic)
    for (top=2; top < height-5; top += TS-6){
#ifdef LIBRAW_LIBRARY_BUILD
        RUN_CALLBACK(LIBRAW_PROGRESS_INTERPOLATE,(top-2)/(TS-6)+1,(height-7)/(TS-6)+1);
#endif
      for (left=2; left < width-5; left += TS-6) {

  /*  Interpolate green horizontally and vertically:		*/
        for (row = top; row < top+TS && row < height-2; row++) {
          col = left + (FC(row,left) & 1);
          for (c = FC(row,col); col < left+TS && col < width-2; col+=2) {
            pix = image + row*width+col;
            val = ((pix[-1][1] + pix[0][c] + pix[1][1]) * 2
                  - pix[-2][c] - pix[2][c]) >> 2;
            rgb[0][row-top][col-left][1] = ULIM(val,pix[-1][1],pix[1][1]);
            val = ((pix[-width][1] + pix[0][c] + pix[width][1]) * 2
                  - pix[-2*width][c] - pix[2*width][c]) >> 2;
            rgb[1][row-top][col-left][1] = ULIM(val,pix[-width][1],pix[width][1]);
          }
        }
  /*  Interpolate red and blue, and convert to CIELab:		*/
        for (d=0; d < 2; d++)
          for (row=top+1; row < top+TS-1 && row < height-3; row++)
            for (col=left+1; col < left+TS-1 && col < width-3; col++) {
              pix = image + row*width+col;
              rix = &rgb[d][row-top][col-left];
              lix = &lab[d][row-top][col-left];
              if ((c = 2 - FC(row,col)) == 1) {
                c = FC(row+1,col);
                val = pix[0][1] + (( pix[-1][2-c] + pix[1][2-c]
                                   - rix[-1][1] - rix[1][1] ) >> 1);
                rix[0][2-c] = CLIP(val);
                val = pix[0][1] + (( pix[-width][c] + pix[width][c]
                                   - rix[-TS][1] - rix[TS][1] ) >> 1);
              } else
                val = rix[0][1] + (( pix[-width-1][c] + pix[-width+1][c]
                                   + pix[+width-1][c] + pix[+width+1][c]
                                   - rix[-TS-1][1] - rix[-TS+1][1]
                                   - rix[+TS-1][1] - rix[+TS+1][1] + 1) >> 2);
              rix[0][c] = CLIP(val);
              c = FC(row,col);
              rix[0][c] = pix[0][c];
              xyz[0] = xyz[1] = xyz[2] = 0.5;
              FORCC {
                xyz[0] += xyz_cam[0][c] * rix[0][c];
                xyz[1] += xyz_cam[1][c] * rix[0][c];
                xyz[2] += xyz_cam[2][c] * rix[0][c];
              }
              xyz[0] = cbrt[CLIP((int) xyz[0])];
              xyz[1] = cbrt[CLIP((int) xyz[1])];
              xyz[2] = cbrt[CLIP((int) xyz[2])];
              lix[0][0] = 64 * (116 * xyz[1] - 16);
              lix[0][1] = 64 * 500 * (xyz[0] - xyz[1]);
              lix[0][2] = 64 * 200 * (xyz[1] - xyz[2]);
            }
  /*  Build homogeneity maps from the CIELab images:		*/
        memset (homo, 0, 2*TS*TS);
        for (row=top+2; row < top+TS-2 && row < height-4; row++) {
          tr = row-top;
          for (col=left+2; col < left+TS-2 && col < width-4; col++) {
            tc = col-left;
            for (d=0; d < 2; d++) {
              lix = &lab[d][tr][tc];
              for (i=0; i < 4; i++) {
                 ldiff[d][i] = ABS(lix[0][0]-lix[dir[i]][0]);
                abdiff[d][i] = SQR(lix[0][1]-lix[dir[i]][1])
                             + SQR(lix[0][2]-lix[dir[i]][2]);
              }
            }
            leps = MIN(MAX(ldiff[0][0],ldiff[0][1]),
                       MAX(ldiff[1][2],ldiff[1][3]));
            abeps = MIN(MAX(abdiff[0][0],abdiff[0][1]),
                        MAX(abdiff[1][2],abdiff[1][3]));
            for (d=0; d < 2; d++)
              for (i=0; i < 4; i++)
                if (ldiff[d][i] <= leps && abdiff[d][i] <= abeps)
                  homo[d][tr][tc]++;
          }
        }
  /*  Combine the most homogenous pixels for the final result:	*/
        for (row=top+3; row < top+TS-3 && row < height-5; row++) {
          tr = row-top;
          for (col=left+3; col < left+TS-3 && col < width-5; col++) {
            tc = col-left;
            for (d=0; d < 2; d++)
              for (hm[d]=0, i=tr-1; i <= tr+1; i++)
                for (j=tc-1; j <= tc+1; j++)
                  hm[d] += homo[d][i][j];
            if (hm[0] != hm[1])
              FORC3 image[row*width+col][c] = rgb[hm[1] > hm[0]][tr][tc][c];
            else
              FORC3 image[row*width+col][c] =
                  (rgb[0][tr][tc][c] + rgb[1][tr][tc][c]) >> 1;
          }
        }
      }
    }
    free (buffer);
  }
}

#endif
#undef TS

void CLASS median_filter()
{
  ushort (*pix)[4];
  int pass, c, i, j, k, med[9];
  static const uchar opt[] =	/* Optimal 9-element median search */
  { 1,2, 4,5, 7,8, 0,1, 3,4, 6,7, 1,2, 4,5, 7,8,
    0,3, 5,8, 4,7, 3,6, 1,4, 2,5, 4,7, 4,2, 6,4, 4,2 };

  for (pass=1; pass <= med_passes; pass++) {
#ifdef LIBRAW_LIBRARY_BUILD
      RUN_CALLBACK(LIBRAW_PROGRESS_MEDIAN_FILTER,pass-1,med_passes);
#endif
#ifdef DCRAW_VERBOSE
    if (verbose)
      fprintf (stderr,_("Median filter pass %d...\n"), pass);
#endif
    for (c=0; c < 3; c+=2) {
      for (pix = image; pix < image+width*height; pix++)
	pix[0][3] = pix[0][c];
      for (pix = image+width; pix < image+width*(height-1); pix++) {
	if ((pix-image+1) % width < 2) continue;
	for (k=0, i = -width; i <= width; i += width)
	  for (j = i-1; j <= i+1; j++)
	    med[k++] = pix[j][3] - pix[j][1];
	for (i=0; i < sizeof opt; i+=2)
	  if     (med[opt[i]] > med[opt[i+1]])
	    SWAP (med[opt[i]] , med[opt[i+1]]);
	pix[0][c] = CLIP(med[4] + pix[0][1]);
      }
    }
  }
}

void CLASS blend_highlights()
{
  int clip=INT_MAX, row, col, c, i, j;
  static const float trans[2][4][4] =
  { { { 1,1,1 }, { 1.7320508,-1.7320508,0 }, { -1,-1,2 } },
    { { 1,1,1,1 }, { 1,-1,1,-1 }, { 1,1,-1,-1 }, { 1,-1,-1,1 } } };
  static const float itrans[2][4][4] =
  { { { 1,0.8660254,-0.5 }, { 1,-0.8660254,-0.5 }, { 1,0,1 } },
    { { 1,1,1,1 }, { 1,-1,1,-1 }, { 1,1,-1,-1 }, { 1,-1,-1,1 } } };
  float cam[2][4], lab[2][4], sum[2], chratio;

  if ((unsigned) (colors-3) > 1) return;
#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Blending highlights...\n"));
#endif
  FORCC if (clip > (i = 65535*pre_mul[c])) clip = i;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_HIGHLIGHTS,0,2);
#endif
  for (row=0; row < height; row++)
    for (col=0; col < width; col++) {
      FORCC if (image[row*width+col][c] > clip) break;
      if (c == colors) continue;
      FORCC {
	cam[0][c] = image[row*width+col][c];
	cam[1][c] = MIN(cam[0][c],clip);
      }
      for (i=0; i < 2; i++) {
	FORCC for (lab[i][c]=j=0; j < colors; j++)
	  lab[i][c] += trans[colors-3][c][j] * cam[i][j];
	for (sum[i]=0,c=1; c < colors; c++)
	  sum[i] += SQR(lab[i][c]);
      }
      chratio = sqrt(sum[1]/sum[0]);
      for (c=1; c < colors; c++)
	lab[0][c] *= chratio;
      FORCC for (cam[0][c]=j=0; j < colors; j++)
	cam[0][c] += itrans[colors-3][c][j] * lab[0][j];
      FORCC image[row*width+col][c] = cam[0][c] / colors;
    }
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_HIGHLIGHTS,1,2);
#endif
}

#define SCALE (4 >> shrink)
void CLASS recover_highlights()
{
  float *map, sum, wgt, grow;
  int hsat[4], count, spread, change, val, i;
  unsigned high, wide, mrow, mcol, row, col, kc, c, d, y, x;
  ushort *pixel;
  static const signed char dir[8][2] =
    { {-1,-1}, {-1,0}, {-1,1}, {0,1}, {1,1}, {1,0}, {1,-1}, {0,-1} };

#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Rebuilding highlights...\n"));
#endif

  grow = pow (2.0, 4.0-highlight);
  FORCC hsat[c] = 32000 * pre_mul[c];
  for (kc=0, c=1; c < colors; c++)
    if (pre_mul[kc] < pre_mul[c]) kc = c;
  high = height / SCALE;
  wide =  width / SCALE;
  map = (float *) calloc (high*wide, sizeof *map);
  merror (map, "recover_highlights()");
  FORCC if (c != kc) {
#ifdef LIBRAW_LIBRARY_BUILD
      RUN_CALLBACK(LIBRAW_PROGRESS_HIGHLIGHTS,c-1,colors-1);
#endif
    memset (map, 0, high*wide*sizeof *map);
    for (mrow=0; mrow < high; mrow++)
      for (mcol=0; mcol < wide; mcol++) {
	sum = wgt = count = 0;
	for (row = mrow*SCALE; row < (mrow+1)*SCALE; row++)
	  for (col = mcol*SCALE; col < (mcol+1)*SCALE; col++) {
	    pixel = image[row*width+col];
	    if (pixel[c] / hsat[c] == 1 && pixel[kc] > 24000) {
	      sum += pixel[c];
	      wgt += pixel[kc];
	      count++;
	    }
	  }
	if (count == SCALE*SCALE)
	  map[mrow*wide+mcol] = sum / wgt;
      }
    for (spread = 32/grow; spread--; ) {
      for (mrow=0; mrow < high; mrow++)
	for (mcol=0; mcol < wide; mcol++) {
	  if (map[mrow*wide+mcol]) continue;
	  sum = count = 0;
	  for (d=0; d < 8; d++) {
	    y = mrow + dir[d][0];
	    x = mcol + dir[d][1];
	    if (y < high && x < wide && map[y*wide+x] > 0) {
	      sum  += (1 + (d & 1)) * map[y*wide+x];
	      count += 1 + (d & 1);
	    }
	  }
	  if (count > 3)
	    map[mrow*wide+mcol] = - (sum+grow) / (count+grow);
	}
      for (change=i=0; i < high*wide; i++)
	if (map[i] < 0) {
	  map[i] = -map[i];
	  change = 1;
	}
      if (!change) break;
    }
    for (i=0; i < high*wide; i++)
      if (map[i] == 0) map[i] = 1;
    for (mrow=0; mrow < high; mrow++)
      for (mcol=0; mcol < wide; mcol++) {
	for (row = mrow*SCALE; row < (mrow+1)*SCALE; row++)
	  for (col = mcol*SCALE; col < (mcol+1)*SCALE; col++) {
	    pixel = image[row*width+col];
	    if (pixel[c] / hsat[c] > 1) {
	      val = pixel[kc] * map[mrow*wide+mcol];
	      if (pixel[c] < val) pixel[c] = CLIP(val);
	    }
	  }
      }
  }
  free (map);
}
#undef SCALE

void CLASS tiff_get (unsigned base,
	unsigned *tag, unsigned *type, unsigned *len, unsigned *save)
{
  *tag  = get2();
  *type = get2();
  *len  = get4();
  *save = ftell(ifp) + 4;
  if (*len * ("11124811248488"[*type < 14 ? *type:0]-'0') > 4)
    fseek (ifp, get4()+base, SEEK_SET);
}

void CLASS parse_thumb_note (int base, unsigned toff, unsigned tlen)
{
  unsigned entries, tag, type, len, save;

  entries = get2();
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    if (tag == toff) thumb_offset = get4()+base;
    if (tag == tlen) thumb_length = get4();
    fseek (ifp, save, SEEK_SET);
  }
}

void CLASS parse_makernote (int base, int uptag)
{
  static const uchar xlat[2][256] = {
  { 0xc1,0xbf,0x6d,0x0d,0x59,0xc5,0x13,0x9d,0x83,0x61,0x6b,0x4f,0xc7,0x7f,0x3d,0x3d,
    0x53,0x59,0xe3,0xc7,0xe9,0x2f,0x95,0xa7,0x95,0x1f,0xdf,0x7f,0x2b,0x29,0xc7,0x0d,
    0xdf,0x07,0xef,0x71,0x89,0x3d,0x13,0x3d,0x3b,0x13,0xfb,0x0d,0x89,0xc1,0x65,0x1f,
    0xb3,0x0d,0x6b,0x29,0xe3,0xfb,0xef,0xa3,0x6b,0x47,0x7f,0x95,0x35,0xa7,0x47,0x4f,
    0xc7,0xf1,0x59,0x95,0x35,0x11,0x29,0x61,0xf1,0x3d,0xb3,0x2b,0x0d,0x43,0x89,0xc1,
    0x9d,0x9d,0x89,0x65,0xf1,0xe9,0xdf,0xbf,0x3d,0x7f,0x53,0x97,0xe5,0xe9,0x95,0x17,
    0x1d,0x3d,0x8b,0xfb,0xc7,0xe3,0x67,0xa7,0x07,0xf1,0x71,0xa7,0x53,0xb5,0x29,0x89,
    0xe5,0x2b,0xa7,0x17,0x29,0xe9,0x4f,0xc5,0x65,0x6d,0x6b,0xef,0x0d,0x89,0x49,0x2f,
    0xb3,0x43,0x53,0x65,0x1d,0x49,0xa3,0x13,0x89,0x59,0xef,0x6b,0xef,0x65,0x1d,0x0b,
    0x59,0x13,0xe3,0x4f,0x9d,0xb3,0x29,0x43,0x2b,0x07,0x1d,0x95,0x59,0x59,0x47,0xfb,
    0xe5,0xe9,0x61,0x47,0x2f,0x35,0x7f,0x17,0x7f,0xef,0x7f,0x95,0x95,0x71,0xd3,0xa3,
    0x0b,0x71,0xa3,0xad,0x0b,0x3b,0xb5,0xfb,0xa3,0xbf,0x4f,0x83,0x1d,0xad,0xe9,0x2f,
    0x71,0x65,0xa3,0xe5,0x07,0x35,0x3d,0x0d,0xb5,0xe9,0xe5,0x47,0x3b,0x9d,0xef,0x35,
    0xa3,0xbf,0xb3,0xdf,0x53,0xd3,0x97,0x53,0x49,0x71,0x07,0x35,0x61,0x71,0x2f,0x43,
    0x2f,0x11,0xdf,0x17,0x97,0xfb,0x95,0x3b,0x7f,0x6b,0xd3,0x25,0xbf,0xad,0xc7,0xc5,
    0xc5,0xb5,0x8b,0xef,0x2f,0xd3,0x07,0x6b,0x25,0x49,0x95,0x25,0x49,0x6d,0x71,0xc7 },
  { 0xa7,0xbc,0xc9,0xad,0x91,0xdf,0x85,0xe5,0xd4,0x78,0xd5,0x17,0x46,0x7c,0x29,0x4c,
    0x4d,0x03,0xe9,0x25,0x68,0x11,0x86,0xb3,0xbd,0xf7,0x6f,0x61,0x22,0xa2,0x26,0x34,
    0x2a,0xbe,0x1e,0x46,0x14,0x68,0x9d,0x44,0x18,0xc2,0x40,0xf4,0x7e,0x5f,0x1b,0xad,
    0x0b,0x94,0xb6,0x67,0xb4,0x0b,0xe1,0xea,0x95,0x9c,0x66,0xdc,0xe7,0x5d,0x6c,0x05,
    0xda,0xd5,0xdf,0x7a,0xef,0xf6,0xdb,0x1f,0x82,0x4c,0xc0,0x68,0x47,0xa1,0xbd,0xee,
    0x39,0x50,0x56,0x4a,0xdd,0xdf,0xa5,0xf8,0xc6,0xda,0xca,0x90,0xca,0x01,0x42,0x9d,
    0x8b,0x0c,0x73,0x43,0x75,0x05,0x94,0xde,0x24,0xb3,0x80,0x34,0xe5,0x2c,0xdc,0x9b,
    0x3f,0xca,0x33,0x45,0xd0,0xdb,0x5f,0xf5,0x52,0xc3,0x21,0xda,0xe2,0x22,0x72,0x6b,
    0x3e,0xd0,0x5b,0xa8,0x87,0x8c,0x06,0x5d,0x0f,0xdd,0x09,0x19,0x93,0xd0,0xb9,0xfc,
    0x8b,0x0f,0x84,0x60,0x33,0x1c,0x9b,0x45,0xf1,0xf0,0xa3,0x94,0x3a,0x12,0x77,0x33,
    0x4d,0x44,0x78,0x28,0x3c,0x9e,0xfd,0x65,0x57,0x16,0x94,0x6b,0xfb,0x59,0xd0,0xc8,
    0x22,0x36,0xdb,0xd2,0x63,0x98,0x43,0xa1,0x04,0x87,0x86,0xf7,0xa6,0x26,0xbb,0xd6,
    0x59,0x4d,0xbf,0x6a,0x2e,0xaa,0x2b,0xef,0xe6,0x78,0xb6,0x4e,0xe0,0x2f,0xdc,0x7c,
    0xbe,0x57,0x19,0x32,0x7e,0x2a,0xd0,0xb8,0xba,0x29,0x00,0x3c,0x52,0x7d,0xa8,0x49,
    0x3b,0x2d,0xeb,0x25,0x49,0xfa,0xa3,0xaa,0x39,0xa7,0xc5,0xa7,0x50,0x11,0x36,0xfb,
    0xc6,0x67,0x4a,0xf5,0xa5,0x12,0x65,0x7e,0xb0,0xdf,0xaf,0x4e,0xb3,0x61,0x7f,0x2f } };
  unsigned offset=0, entries, tag, type, len, save, c;
  unsigned ver97=0, serial=0, i, wbi=0, wb[4]={0,0,0,0};
  uchar buf97[324], ci, cj, ck;
  short sorder=order;
  char buf[10];
/*
   The MakerNote might have its own TIFF header (possibly with
   its own byte-order!), or it might just be a table.
 */
  fread (buf, 1, 10, ifp);
  if (!strncmp (buf,"KDK" ,3) ||	/* these aren't TIFF tables */
      !strncmp (buf,"VER" ,3) ||
      !strncmp (buf,"IIII",4) ||
      !strncmp (buf,"MMMM",4)) return;
  if (!strncmp (buf,"KC"  ,2) ||	/* Konica KD-400Z, KD-510Z */
      !strncmp (buf,"MLY" ,3)) {	/* Minolta DiMAGE G series */
    order = 0x4d4d;
    while ((i=ftell(ifp)) < data_offset && i < 16384) {
      wb[0] = wb[2];  wb[2] = wb[1];  wb[1] = wb[3];
      wb[3] = get2();
      if (wb[1] == 256 && wb[3] == 256 &&
	  wb[0] > 256 && wb[0] < 640 && wb[2] > 256 && wb[2] < 640)
	FORC4 cam_mul[c] = wb[c];
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    goto quit;
  }
  if (!strcmp (buf,"Nikon")) {
    base = ftell(ifp);
    order = get2();
    if (get2() != 42) goto quit;
    offset = get4();
    fseek (ifp, offset-8, SEEK_CUR);
  } else if (!strcmp (buf,"OLYMPUS")) {
    base = ftell(ifp)-10;
    fseek (ifp, -2, SEEK_CUR);
    order = get2();  get2();
  } else if (!strncmp (buf,"FUJIFILM",8) ||
	     !strncmp (buf,"SONY",4) ||
	     !strcmp  (buf,"Panasonic")) {
    order = 0x4949;
    fseek (ifp,  2, SEEK_CUR);
  } else if (!strcmp (buf,"OLYMP") ||
	     !strcmp (buf,"LEICA") ||
	     !strcmp (buf,"Ricoh") ||
	     !strcmp (buf,"EPSON"))
    fseek (ifp, -2, SEEK_CUR);
  else if (!strcmp (buf,"AOC") ||
	   !strcmp (buf,"QVC"))
    fseek (ifp, -4, SEEK_CUR);
  else fseek (ifp, -10, SEEK_CUR);

  entries = get2();
  if (entries > 1000) return;
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    tag |= uptag << 16;
    if (tag == 2 && strstr(make,"NIKON"))
      iso_speed = (get2(),get2());
    if (tag == 4 && len > 26 && len < 35) {
      if ((i=(get4(),get2())) != 0x7fff && !iso_speed)
	iso_speed = 50 * pow (2, i/32.0 - 4);
      if ((i=(get2(),get2())) != 0x7fff && !aperture)
	aperture = pow (2, i/64.0);
      if ((i=get2()) != 0xffff && !shutter)
	shutter = pow (2, (short) i/-32.0);
      wbi = (get2(),get2());
      shot_order = (get2(),get2());
    }
    if ((tag == 4 || tag == 0x114) && !strncmp(make,"KONICA",6)) {
      fseek (ifp, tag == 4 ? 140:160, SEEK_CUR);
      switch (get2()) {
	case 72:  flip = 0;  break;
	case 76:  flip = 6;  break;
	case 82:  flip = 5;  break;
      }
    }
    if (tag == 7 && type == 2 && len > 20)
      fgets (model2, 64, ifp);
    if (tag == 8 && type == 4)
      shot_order = get4();
    if (tag == 9 && !strcmp(make,"Canon"))
      fread (artist, 64, 1, ifp);
    if (tag == 0xc && len == 4) {
      cam_mul[0] = getreal(type);
      cam_mul[2] = getreal(type);
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if (tag == 0x10 && type == 4)
      unique_id = get4();
    if (tag == 0x11 && is_raw && !strncmp(make,"NIKON",5)) {
      fseek (ifp, get4()+base, SEEK_SET);
      parse_tiff_ifd (base);
    }
    if (tag == 0x14 && len == 2560 && type == 7) {
      fseek (ifp, 1248, SEEK_CUR);
      goto get2_256;
    }
    if (tag == 0x15 && type == 2 && is_raw)
      fread (model, 64, 1, ifp);
    if (strstr(make,"PENTAX")) {
      if (tag == 0x1b) tag = 0x1018;
      if (tag == 0x1c) tag = 0x1017;
    }
    if (tag == 0x1d)
      while ((c = fgetc(ifp)) && c != EOF)
	serial = serial*10 + (isdigit(c) ? c - '0' : c % 10);
    if (tag == 0x81 && type == 4) {
      data_offset = get4();
      fseek (ifp, data_offset + 41, SEEK_SET);
      raw_height = get2() * 2;
      raw_width  = get2();
      filters = 0x61616161;
    }
    if (tag == 0x29 && type == 1) {
      c = wbi < 18 ? "012347800000005896"[wbi]-'0' : 0;
      fseek (ifp, 8 + c*32, SEEK_CUR);
      FORC4 cam_mul[c ^ (c >> 1) ^ 1] = get4();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if ((tag == 0x81  && type == 7) ||
	(tag == 0x100 && type == 7) ||
	(tag == 0x280 && type == 1)) {
      thumb_offset = ftell(ifp);
      thumb_length = len;
    }
    if (tag == 0x88 && type == 4 && (thumb_offset = get4()))
      thumb_offset += base;
    if (tag == 0x89 && type == 4)
      thumb_length = get4();
    if (tag == 0x8c || tag == 0x96)
      meta_offset = ftell(ifp);
    if (tag == 0x97) {
      for (i=0; i < 4; i++)
	ver97 = ver97 * 10 + fgetc(ifp)-'0';
      switch (ver97) {
	case 100:
	  fseek (ifp, 68, SEEK_CUR);
	  FORC4 cam_mul[(c >> 1) | ((c & 1) << 1)] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
          color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	  break;
	case 102:
	  fseek (ifp, 6, SEEK_CUR);
	  goto get2_rggb;
	case 103:
	  fseek (ifp, 16, SEEK_CUR);
	  FORC4 cam_mul[c] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
          color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      }
      if (ver97 >= 200) {
	if (ver97 != 205) fseek (ifp, 280, SEEK_CUR);
	fread (buf97, 324, 1, ifp);
      }
    }
    if (tag == 0xa4 && type == 3) {
      fseek (ifp, wbi*48, SEEK_CUR);
      FORC3 cam_mul[c] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if (tag == 0xa7 && (unsigned) (ver97-200) < 12 && !cam_mul[0]) {
      ci = xlat[0][serial & 0xff];
      cj = xlat[1][fgetc(ifp)^fgetc(ifp)^fgetc(ifp)^fgetc(ifp)];
      ck = 0x60;
      for (i=0; i < 324; i++)
	buf97[i] ^= (cj += ci * ck++);
      i = "66666>666;6A"[ver97-200] - '0';
      FORC4 cam_mul[c ^ (c >> 1) ^ (i & 1)] =
	sget2 (buf97 + (i & -2) + c*2);
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if (tag == 0x200 && len == 3)
      shot_order = (get4(),get4());
    if (tag == 0x200 && len == 4)
      black = (get2()+get2()+get2()+get2())/4;
    if (tag == 0x201 && len == 4)
      goto get2_rggb;
    if (tag == 0x220 && len == 53)
      meta_offset = ftell(ifp) + 14;
    if (tag == 0x401 && type == 4 && len == 4) {
      black = (get4()+get4()+get4()+get4())/4;
    }
    if (tag == 0xe01) {		/* Nikon Capture Note */
      type = order;
      order = 0x4949;
      fseek (ifp, 22, SEEK_CUR);
      for (offset=22; offset+22 < len; offset += 22+i) {
	tag = get4();
	fseek (ifp, 14, SEEK_CUR);
	i = get4()-4;
	if (tag == 0x76a43207) flip = get2();
	else fseek (ifp, i, SEEK_CUR);
      }
      order = type;
    }
    if (tag == 0xe80 && len == 256 && type == 7) {
      fseek (ifp, 48, SEEK_CUR);
      cam_mul[0] = get2() * 508 * 1.078 / 0x10000;
      cam_mul[2] = get2() * 382 * 1.173 / 0x10000;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if (tag == 0xf00 && type == 7) {
      if (len == 614)
	fseek (ifp, 176, SEEK_CUR);
      else if (len == 734 || len == 1502)
	fseek (ifp, 148, SEEK_CUR);
      else goto next;
      goto get2_256;
    }
    if ((tag == 0x1011 && len == 9) || tag == 0x20400200)
        {
      for (i=0; i < 3; i++)
	FORC3 cmatrix[i][c] = ((short) get2()) / 256.0;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cmatrix_state = LIBRAW_COLORSTATE_LOADED;
#endif
        }
    if ((tag == 0x1012 || tag == 0x20400600) && len == 4)
      for (black = i=0; i < 4; i++)
	black += get2() << 2;
    if (tag == 0x1017 || tag == 0x20400100)
        {
      cam_mul[0] = get2() / 256.0;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
        }
    if (tag == 0x1018 || tag == 0x20400100)
        {
      cam_mul[2] = get2() / 256.0;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
        }
    if (tag == 0x2011 && len == 2) {
get2_256:
      order = 0x4d4d;
      cam_mul[0] = get2() / 256.0;
      cam_mul[2] = get2() / 256.0;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if ((tag | 0x70) == 0x2070 && type == 4)
      fseek (ifp, get4()+base, SEEK_SET);
    if (tag == 0x2010 && type != 7)
      load_raw = &CLASS olympus_load_raw;
    if (tag == 0x2020)
      parse_thumb_note (base, 257, 258);
    if (tag == 0x2040)
      parse_makernote (base, 0x2040);
    if (tag == 0xb028) {
      fseek (ifp, get4(), SEEK_SET);
      parse_thumb_note (base, 136, 137);
    }
    if (tag == 0x4001 && len > 500) {
      i = len == 582 ? 50 : len == 653 ? 68 : len == 5120 ? 142 : 126;
      fseek (ifp, i, SEEK_CUR);
get2_rggb:
      FORC4 cam_mul[c ^ (c >> 1)] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      fseek (ifp, 22, SEEK_CUR);
      FORC4 sraw_mul[c ^ (c >> 1)] = get2();
    }
next:
    fseek (ifp, save, SEEK_SET);
  }
quit:
  order = sorder;
}

/*
   Since the TIFF DateTime string has no timezone information,
   assume that the camera's clock was set to Universal Time.
 */
void CLASS get_timestamp (int reversed)
{
  struct tm t;
  char str[20];
  int i;

  str[19] = 0;
  if (reversed)
    for (i=19; i--; ) str[i] = fgetc(ifp);
  else
    fread (str, 19, 1, ifp);
  memset (&t, 0, sizeof t);
  if (sscanf (str, "%d:%d:%d %d:%d:%d", &t.tm_year, &t.tm_mon,
	&t.tm_mday, &t.tm_hour, &t.tm_min, &t.tm_sec) != 6)
    return;
  t.tm_year -= 1900;
  t.tm_mon -= 1;
  if (mktime(&t) > 0)
    timestamp = mktime(&t);
}

void CLASS parse_exif (int base)
{
  unsigned kodak, entries, tag, type, len, save, c;
  double expo;

  kodak = !strncmp(make,"EASTMAN",7);
  entries = get2();
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    switch (tag) {
      case 33434:  shutter = getreal(type);		break;
      case 33437:  aperture = getreal(type);		break;
      case 34855:  iso_speed = get2();			break;
      case 36867:
      case 36868:  get_timestamp(0);			break;
      case 37377:  if ((expo = -getreal(type)) < 128)
		     shutter = pow (2, expo);		break;
      case 37378:  aperture = pow (2, getreal(type)/2);	break;
      case 37386:  focal_len = getreal(type);		break;
      case 37500:  parse_makernote (base, 0);		break;
      case 40962:  if (kodak) raw_width  = get4();	break;
      case 40963:  if (kodak) raw_height = get4();	break;
      case 41730:
	if (get4() == 0x20002)
	  for (exif_cfa=c=0; c < 8; c+=2)
	    exif_cfa |= fgetc(ifp) * 0x01010101 << c;
    }
    fseek (ifp, save, SEEK_SET);
  }
}

void CLASS parse_gps (int base)
{
  unsigned entries, tag, type, len, save, c;

  entries = get2();
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    switch (tag) {
      case 1: case 3: case 5:
	gpsdata[29+tag/2] = getc(ifp);			break;
      case 2: case 4: case 7:
	FORC(6) gpsdata[tag/3*6+c] = get4();		break;
      case 6:
	FORC(2) gpsdata[18+c] = get4();			break;
      case 18: case 29:
	fgets ((char *) (gpsdata+14+tag/3), MIN(len,12), ifp);
    }
    fseek (ifp, save, SEEK_SET);
  }
}

void CLASS romm_coeff (float romm_cam[3][3])
{
  static const float rgb_romm[3][3] =	/* ROMM == Kodak ProPhoto */
  { {  2.034193, -0.727420, -0.306766 },
    { -0.228811,  1.231729, -0.002922 },
    { -0.008565, -0.153273,  1.161839 } };
  int i, j, k;

  for (i=0; i < 3; i++)
    for (j=0; j < 3; j++)
      for (cmatrix[i][j] = k=0; k < 3; k++)
	cmatrix[i][j] += rgb_romm[i][k] * romm_cam[k][j];
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.cmatrix_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
}

void CLASS parse_mos (int offset)
{
  char data[40];
  int skip, from, i, c, neut[4], planes=0, frot=0;
  static const char *mod[] =
  { "","DCB2","Volare","Cantare","CMost","Valeo 6","Valeo 11","Valeo 22",
    "Valeo 11p","Valeo 17","","Aptus 17","Aptus 22","Aptus 75","Aptus 65",
    "Aptus 54S","Aptus 65S","Aptus 75S","AFi 5","AFi 6","AFi 7" };
  float romm_cam[3][3];

  fseek (ifp, offset, SEEK_SET);
  while (1) {
    if (get4() != 0x504b5453) break;
    get4();
    fread (data, 1, 40, ifp);
    skip = get4();
    from = ftell(ifp);
    if (!strcmp(data,"JPEG_preview_data")) {
      thumb_offset = from;
      thumb_length = skip;
    }
    if (!strcmp(data,"icc_camera_profile")) {
      profile_offset = from;
      profile_length = skip;
    }
    if (!strcmp(data,"ShootObj_back_type")) {
      fscanf (ifp, "%d", &i);
      if ((unsigned) i < sizeof mod / sizeof (*mod))
	strcpy (model, mod[i]);
    }
    if (!strcmp(data,"icc_camera_to_tone_matrix")) {
      for (i=0; i < 9; i++)
	romm_cam[0][i] = int_to_float(get4());
      romm_coeff (romm_cam);
    }
    if (!strcmp(data,"CaptProf_color_matrix")) {
      for (i=0; i < 9; i++)
	fscanf (ifp, "%f", &romm_cam[0][i]);
      romm_coeff (romm_cam);
    }
    if (!strcmp(data,"CaptProf_number_of_planes"))
      fscanf (ifp, "%d", &planes);
    if (!strcmp(data,"CaptProf_raw_data_rotation"))
      fscanf (ifp, "%d", &flip);
    if (!strcmp(data,"CaptProf_mosaic_pattern"))
      FORC4 {
	fscanf (ifp, "%d", &i);
	if (i == 1) frot = c ^ (c >> 1);
      }
    if (!strcmp(data,"ImgProf_rotation_angle")) {
      fscanf (ifp, "%d", &i);
      flip = i - flip;
    }
    if (!strcmp(data,"NeutObj_neutrals") && !cam_mul[0]) {
      FORC4 fscanf (ifp, "%d", neut+c);
      FORC3 cam_mul[c] = (float) neut[0] / neut[c+1];
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    parse_mos (from);
    fseek (ifp, skip+from, SEEK_SET);
  }
  if (planes)
    filters = (planes == 1) * 0x01010101 *
	(uchar) "\x94\x61\x16\x49"[(flip/90 + frot) & 3];
}

void CLASS linear_table (unsigned len)
{
  int i;
  if (len > 0x1000) len = 0x1000;
  read_shorts (curve, len);
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.curve_state = LIBRAW_COLORSTATE_LOADED;
#endif
  for (i=len; i < 0x1000; i++)
    curve[i] = curve[i-1];
  maximum = curve[0xfff];
}

void CLASS parse_kodak_ifd (int base)
{
  unsigned entries, tag, type, len, save;
  int i, c, wbi=-2, wbtemp=6500;
  float mul[3]={1,1,1}, num;
  static const int wbtag[]={ 0xfa25,0xfa28,0xfa27,0xfa29,-1,-1,0xfa2a };

  entries = get2();
  if (entries > 1024) return;
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    if (tag == 1020) wbi = getint(type);
    if (tag == 1021 && len == 72) {		/* WB set in software */
      fseek (ifp, 40, SEEK_CUR);
      FORC3 cam_mul[c] = 2048.0 / get2();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      wbi = -2;
    }
    if (tag == 2118) wbtemp = getint(type);
    if (tag == 2130 + wbi)
      FORC3 mul[c] = getreal(type);
    if (tag == 2140 + wbi && wbi >= 0)
        {
      FORC3 {
	for (num=i=0; i < 4; i++)
	  num += getreal(type) * pow (wbtemp/100.0, i);
	cam_mul[c] = 2048 / (num * mul[c]);
      }
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
        }
    if (tag == 2317) linear_table (len);
    if (tag == 6020) iso_speed = getint(type);
    if (tag == 0xfa0d) wbi = fgetc(ifp);
    if ((unsigned) wbi < 7 && tag == wbtag[wbi])
      FORC3 cam_mul[c] = get4();
    fseek (ifp, save, SEEK_SET);
  }
}

int CLASS parse_tiff_ifd (int base)
{
  unsigned entries, tag, type, len, plen=16, save;
  int ifd, use_cm=0, cfa, i, j, c, ima_len=0;
  char software[64], *cbuf, *cp;
  uchar cfa_pat[16], cfa_pc[] = { 0,1,2,3 }, tab[256];
  double dblack, cc[4][4], cm[4][3], cam_xyz[4][3], num;
  double ab[]={ 1,1,1,1 }, asn[] = { 0,0,0,0 }, xyz[] = { 1,1,1 };
  unsigned sony_curve[] = { 0,0,0,0,0,4095 };
  unsigned *buf, sony_offset=0, sony_length=0, sony_key=0;
  struct jhead jh;
  FILE *sfp;

  if (tiff_nifds >= sizeof tiff_ifd / sizeof tiff_ifd[0])
    return 1;
  ifd = tiff_nifds++;
  for (j=0; j < 4; j++)
    for (i=0; i < 4; i++)
      cc[j][i] = i == j;
  entries = get2();
  if (entries > 512) return 1;
  while (entries--) {
    tiff_get (base, &tag, &type, &len, &save);
    switch (tag) {
      case 17: case 18:
	if (type == 3 && len == 1)
            {
	  cam_mul[(tag-17)*2] = get2() / 256.0;
#ifdef LIBRAW_LIBRARY_BUILD
          color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
            }
	break;
      case 23:
	if (type == 3) iso_speed = get2();
	break;
      case 36: case 37: case 38:
	cam_mul[tag-0x24] = get2();
	break;
      case 39:
	if (len < 50 || cam_mul[0]) break;
	fseek (ifp, 12, SEEK_CUR);
	FORC3 cam_mul[c] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 46:
	if (type != 7 || fgetc(ifp) != 0xff || fgetc(ifp) != 0xd8) break;
	thumb_offset = ftell(ifp) - 2;
	thumb_length = len;
	break;
      case 2: case 256:			/* ImageWidth */
	tiff_ifd[ifd].t_width = getint(type);
	break;
      case 3: case 257:			/* ImageHeight */
	tiff_ifd[ifd].t_height = getint(type);
	break;
      case 258:				/* BitsPerSample */
	tiff_ifd[ifd].samples = len & 7;
	tiff_ifd[ifd].bps = get2();
	break;
      case 259:				/* Compression */
	tiff_ifd[ifd].comp = get2();
	break;
      case 262:				/* PhotometricInterpretation */
	tiff_ifd[ifd].phint = get2();
	break;
      case 270:				/* ImageDescription */
	fread (desc, 512, 1, ifp);
	break;
      case 271:				/* Make */
	fgets (make, 64, ifp);
	break;
      case 272:				/* Model */
	fgets (model, 64, ifp);
	break;
      case 280:				/* Panasonic RW2 offset */
	if (type != 4) break;
	load_raw = &CLASS panasonic_load_raw;
	load_flags = 0x2008;
      case 273:				/* StripOffset */
      case 513:
	tiff_ifd[ifd].offset = get4()+base;
	if (!tiff_ifd[ifd].bps) {
	  fseek (ifp, tiff_ifd[ifd].offset, SEEK_SET);
	  if (ljpeg_start (&jh, 1)) {
	    tiff_ifd[ifd].comp    = 6;
	    tiff_ifd[ifd].t_width   = jh.wide << (jh.clrs == 2);
	    tiff_ifd[ifd].t_height  = jh.high;
	    tiff_ifd[ifd].bps     = jh.bits;
	    tiff_ifd[ifd].samples = jh.clrs;
	  }
	}
	break;
      case 274:				/* Orientation */
	tiff_ifd[ifd].t_flip = "50132467"[get2() & 7]-'0';
	break;
      case 277:				/* SamplesPerPixel */
	tiff_ifd[ifd].samples = getint(type) & 7;
	break;
      case 279:				/* StripByteCounts */
      case 514:
	tiff_ifd[ifd].bytes = get4();
	break;
      case 305:  case 11:		/* Software */
	fgets (software, 64, ifp);
	if (!strncmp(software,"Adobe",5) ||
	    !strncmp(software,"dcraw",5) ||
	    !strncmp(software,"UFRaw",5) ||
	    !strncmp(software,"Bibble",6) ||
	    !strncmp(software,"Nikon Scan",10) ||
	    !strcmp (software,"Digital Photo Professional"))
	  is_raw = 0;
	break;
      case 306:				/* DateTime */
	get_timestamp(0);
	break;
      case 315:				/* Artist */
	fread (artist, 64, 1, ifp);
	break;
      case 322:				/* TileWidth */
	tile_width = getint(type);
	break;
      case 323:				/* TileLength */
	tile_length = getint(type);
	break;
      case 324:				/* TileOffsets */
	tiff_ifd[ifd].offset = len > 1 ? ftell(ifp) : get4();
	if (len == 4) {
	  load_raw = &CLASS sinar_4shot_load_raw;
	  is_raw = 5;
	}
	break;
      case 330:				/* SubIFDs */
	if (!strcmp(model,"DSLR-A100") && tiff_ifd[ifd].t_width == 3872) {
	  load_raw = &CLASS sony_arw_load_raw;
	  data_offset = get4()+base;
	  ifd++;  break;
	}
	while (len--) {
	  i = ftell(ifp);
	  fseek (ifp, get4()+base, SEEK_SET);
	  if (parse_tiff_ifd (base)) break;
	  fseek (ifp, i+4, SEEK_SET);
	}
	break;
      case 400:
	strcpy (make, "Sarnoff");
	maximum = 0xfff;
	break;
      case 28688:
	FORC4 sony_curve[c+1] = get2() >> 2 & 0xfff;
	for (i=0; i < 5; i++)
	  for (j = sony_curve[i]+1; j <= sony_curve[i+1]; j++)
	    curve[j] = curve[j-1] + (1 << i);
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.curve_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 29184: sony_offset = get4();  break;
      case 29185: sony_length = get4();  break;
      case 29217: sony_key    = get4();  break;
      case 29264:
	parse_minolta (ftell(ifp));
	raw_width = 0;
	break;
      case 29443:
	FORC4 cam_mul[c ^ (c < 2)] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 29459:
	FORC4 cam_mul[c ^ (c >> 1)] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 33405:			/* Model2 */
	fgets (model2, 64, ifp);
	break;
      case 33422:			/* CFAPattern */
      case 64777:			/* Kodak P-series */
	if ((plen=len) > 16) plen = 16;
	fread (cfa_pat, 1, plen, ifp);
	for (colors=cfa=i=0; i < plen; i++) {
	  colors += !(cfa & (1 << cfa_pat[i]));
	  cfa |= 1 << cfa_pat[i];
	}
	if (cfa == 070) memcpy (cfa_pc,"\003\004\005",3);	/* CMY */
	if (cfa == 072) memcpy (cfa_pc,"\005\003\004\001",4);	/* GMCY */
	goto guess_cfa_pc;
      case 33424:
      case 65024:
	fseek (ifp, get4()+base, SEEK_SET);
	parse_kodak_ifd (base);
	break;
      case 33434:			/* ExposureTime */
	shutter = getreal(type);
	break;
      case 33437:			/* FNumber */
	aperture = getreal(type);
	break;
      case 34306:			/* Leaf white balance */
	FORC4 cam_mul[c ^ 1] = 4096.0 / get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 34307:			/* Leaf CatchLight color matrix */
	fread (software, 1, 7, ifp);
	if (strncmp(software,"MATRIX",6)) break;
	colors = 4;
	for (raw_color = i=0; i < 3; i++) {
	  FORC4 fscanf (ifp, "%f", &rgb_cam[i][c^1]);
	  if (!use_camera_wb) continue;
	  num = 0;
	  FORC4 num += rgb_cam[i][c];
	  FORC4 rgb_cam[i][c] /= num;
#ifdef LIBRAW_LIBRARY_BUILD
          color_flags.rgb_cam_state = LIBRAW_COLORSTATE_LOADED;
#endif
	}
	break;
      case 34310:			/* Leaf metadata */
	parse_mos (ftell(ifp));
      case 34303:
	strcpy (make, "Leaf");
	break;
      case 34665:			/* EXIF tag */
	fseek (ifp, get4()+base, SEEK_SET);
	parse_exif (base);
	break;
      case 34853:			/* GPSInfo tag */
	fseek (ifp, get4()+base, SEEK_SET);
	parse_gps (base);
	break;
      case 34675:			/* InterColorProfile */
      case 50831:			/* AsShotICCProfile */
	profile_offset = ftell(ifp);
	profile_length = len;
	break;
      case 37122:			/* CompressedBitsPerPixel */
	kodak_cbpp = get4();
	break;
      case 37386:			/* FocalLength */
	focal_len = getreal(type);
	break;
      case 37393:			/* ImageNumber */
	shot_order = getint(type);
	break;
      case 37400:			/* old Kodak KDC tag */
	for (raw_color = i=0; i < 3; i++) {
	  getreal(type);
	  FORC3 rgb_cam[i][c] = getreal(type);
	}
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.rgb_cam_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 46275:			/* Imacon tags */
	strcpy (make, "Imacon");
	data_offset = ftell(ifp);
	ima_len = len;
	break;
      case 46279:
	if (!ima_len) break;
	fseek (ifp, 78, SEEK_CUR);
	raw_width  = get4();
	raw_height = get4();
	left_margin = get4() & 7;
	width = raw_width - left_margin - (get4() & 7);
	top_margin = get4() & 7;
	height = raw_height - top_margin - (get4() & 7);
	if (raw_width == 7262) {
	  height = 5444;
	  width  = 7244;
	  left_margin = 7;
	}
	fseek (ifp, 52, SEEK_CUR);
	FORC3 cam_mul[c] = getreal(11);
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	fseek (ifp, 114, SEEK_CUR);
	flip = (get2() >> 7) * 90;
	if (width * height * 6 == ima_len) {
	  if (flip % 180 == 90) SWAP(width,height);
	  filters = flip = 0;
	}
	sprintf (model, "Ixpress %d-Mp", height*width/1000000);
	load_raw = &CLASS imacon_full_load_raw;
	if (filters) {
	  if (left_margin & 1) filters = 0x61616161;
	  load_raw = &CLASS unpacked_load_raw;
	}
	maximum = 0xffff;
	break;
      case 50454:			/* Sinar tag */
      case 50455:
	if (!(cbuf = (char *) malloc(len))) break;
	fread (cbuf, 1, len, ifp);
	for (cp = cbuf-1; cp && cp < cbuf+len; cp = strchr(cp,'\n'))
	  if (!strncmp (++cp,"Neutral ",8))
              {
	    sscanf (cp+8, "%f %f %f", cam_mul, cam_mul+1, cam_mul+2);
#ifdef LIBRAW_LIBRARY_BUILD
            color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
              }
	free (cbuf);
	break;
      case 50458:
	if (!make[0]) strcpy (make, "Hasselblad");
	break;
      case 50459:			/* Hasselblad tag */
	i = order;
	j = ftell(ifp);
	c = tiff_nifds;
	order = get2();
	fseek (ifp, j+(get2(),get4()), SEEK_SET);
	parse_tiff_ifd (j);
	maximum = 0xffff;
	tiff_nifds = c;
	order = i;
	break;
      case 50706:			/* DNGVersion */
	FORC4 dng_version = (dng_version << 8) + fgetc(ifp);
	if (!make[0]) strcpy (make, "DNG");
	is_raw = 1;
	break;
      case 50710:			/* CFAPlaneColor */
	if (len > 4) len = 4;
	colors = len;
	fread (cfa_pc, 1, colors, ifp);
guess_cfa_pc:
	FORCC tab[cfa_pc[c]] = c;
	cdesc[c] = 0;
	for (i=16; i--; )
	  filters = filters << 2 | tab[cfa_pat[i % plen]];
	break;
      case 50711:			/* CFALayout */
	if (get2() == 2) {
	  fuji_width = 1;
	  filters = 0x49494949;
	}
	break;
      case 291:
      case 50712:			/* LinearizationTable */
	linear_table (len);
	break;
      case 50714:			/* BlackLevel */
      case 50715:			/* BlackLevelDeltaH */
      case 50716:			/* BlackLevelDeltaV */
	for (dblack=i=0; i < len; i++)
	  dblack += getreal(type);
	black += dblack/len + 0.5;
	break;
      case 50717:			/* WhiteLevel */
	maximum = getint(type);
	break;
      case 50718:			/* DefaultScale */
	pixel_aspect  = getreal(type);
	pixel_aspect /= getreal(type);
	break;
      case 50721:			/* ColorMatrix1 */
      case 50722:			/* ColorMatrix2 */
	FORCC for (j=0; j < 3; j++)
	  cm[c][j] = getreal(type);
	use_cm = 1;
	break;
      case 50723:			/* CameraCalibration1 */
      case 50724:			/* CameraCalibration2 */
	for (i=0; i < colors; i++)
	  FORCC cc[i][c] = getreal(type);
	break;
      case 50727:			/* AnalogBalance */
	FORCC ab[c] = getreal(type);
	break;
      case 50728:			/* AsShotNeutral */
	FORCC asn[c] = getreal(type);
	break;
      case 50729:			/* AsShotWhiteXY */
	xyz[0] = getreal(type);
	xyz[1] = getreal(type);
	xyz[2] = 1 - xyz[0] - xyz[1];
	FORC3 xyz[c] /= d65_white[c];
	break;
      case 50740:			/* DNGPrivateData */
	if (dng_version) break;
	parse_minolta (j = get4()+base);
	fseek (ifp, j, SEEK_SET);
	parse_tiff_ifd (base);
	break;
      case 50752:
	read_shorts (cr2_slice, 3);
	break;
      case 50829:			/* ActiveArea */
	top_margin = getint(type);
	left_margin = getint(type);
	height = getint(type) - top_margin;
	width = getint(type) - left_margin;
	break;
      case 64772:			/* Kodak P-series */
	if (len < 13) break;
	fseek (ifp, 16, SEEK_CUR);
	data_offset = get4();
	fseek (ifp, 28, SEEK_CUR);
	data_offset += get4();
	load_raw = &CLASS packed_load_raw;
	break;
      case 65026:
	if (type == 2) fgets (model2, 64, ifp);
    }
    fseek (ifp, save, SEEK_SET);
  }
  if (sony_length && (buf = (unsigned *) malloc(sony_length))) {
    fseek (ifp, sony_offset, SEEK_SET);
    fread (buf, sony_length, 1, ifp);
    sony_decrypt (buf, sony_length/4, 1, sony_key);
#ifndef LIBRAW_LIBRARY_BUILD
    sfp = ifp;
    if ((ifp = tmpfile())) {
      fwrite (buf, sony_length, 1, ifp);
      fseek (ifp, 0, SEEK_SET);
      parse_tiff_ifd (-sony_offset);
      fclose (ifp);
    }
    ifp = sfp;
#else
    if( !ifp->tempbuffer_open(buf,sony_length))
        {
            parse_tiff_ifd(-sony_offset);
            ifp->tempbuffer_close();
        }
#endif
    free (buf);
  }
  for (i=0; i < colors; i++)
    FORCC cc[i][c] *= ab[i];
  if (use_cm) {
    FORCC for (i=0; i < 3; i++)
      for (cam_xyz[c][i]=j=0; j < colors; j++)
	cam_xyz[c][i] += cc[c][j] * cm[j][i] * xyz[i];
    cam_xyz_coeff (cam_xyz);
  }
  if (asn[0]) {
    cam_mul[3] = 0;
    FORCC cam_mul[c] = 1 / asn[c];
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
  }
  if (!use_cm)
      {
    FORCC pre_mul[c] /= cc[c][c];
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.pre_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      }

  return 0;
}

void CLASS parse_tiff (int base)
{
  int doff, max_samp=0, raw=-1, thm=-1, i;
  struct jhead jh;

  fseek (ifp, base, SEEK_SET);
  order = get2();
  if (order != 0x4949 && order != 0x4d4d) return;
  get2();
  memset (tiff_ifd, 0, sizeof tiff_ifd);
  tiff_nifds = 0;
  while ((doff = get4())) {
    fseek (ifp, doff+base, SEEK_SET);
    if (parse_tiff_ifd (base)) break;
  }
  thumb_misc = 16;
  if (thumb_offset) {
    fseek (ifp, thumb_offset, SEEK_SET);
    if (ljpeg_start (&jh, 1)) {
      thumb_misc   = jh.bits;
      thumb_width  = jh.wide;
      thumb_height = jh.high;
    }
  }
  for (i=0; i < tiff_nifds; i++) {
    if (max_samp < tiff_ifd[i].samples)
	max_samp = tiff_ifd[i].samples;
    if (max_samp > 3) max_samp = 3;
    if ((tiff_ifd[i].comp != 6 || tiff_ifd[i].samples != 3) &&
	(tiff_ifd[i].t_width | tiff_ifd[i].t_height) < 0x10000 &&
	tiff_ifd[i].t_width*tiff_ifd[i].t_height > raw_width*raw_height) {
      raw_width     = tiff_ifd[i].t_width;
      raw_height    = tiff_ifd[i].t_height;
      tiff_bps      = tiff_ifd[i].bps;
      tiff_compress = tiff_ifd[i].comp;
      data_offset   = tiff_ifd[i].offset;
      tiff_flip     = tiff_ifd[i].t_flip;
      tiff_samples  = tiff_ifd[i].samples;
      raw = i;
    }
  }
  fuji_width *= (raw_width+1)/2;
  if (tiff_ifd[0].t_flip) tiff_flip = tiff_ifd[0].t_flip;
  if (raw >= 0 && !load_raw)
    switch (tiff_compress) {
      case 0:  case 1:
	switch (tiff_bps) {
	  case  8: load_raw = &CLASS eight_bit_load_raw;	break;
	  case 12: load_raw = &CLASS packed_load_raw;
		   if (tiff_ifd[raw].phint == 2)
		     load_flags = 6;
		   if (strncmp(make,"PENTAX",6)) break;
	  case 14:
	  case 16: load_raw = &CLASS unpacked_load_raw;		break;
	}
	if (tiff_ifd[raw].bytes*5 == raw_width*raw_height*8) {
	  tiff_bps = 12;
	  maximum = 0xffff;
	  load_raw = &CLASS packed_load_raw;
	  load_flags = 273;
	}
	break;
      case 6:  case 7:  case 99:
	load_raw = &CLASS lossless_jpeg_load_raw;		break;
      case 262:
	load_raw = &CLASS kodak_262_load_raw;			break;
      case 32767:
	if (tiff_ifd[raw].bytes == raw_width*raw_height) {
	  tiff_bps = 12;
	  load_raw = &CLASS sony_arw2_load_raw;			break;
	}
	if (tiff_ifd[raw].bytes*8 != raw_width*raw_height*tiff_bps) {
	  raw_height += 8;
	  load_raw = &CLASS sony_arw_load_raw;			break;
	}
	load_flags = 79;
      case 32769:
	load_flags++;
      case 32773:
	load_raw = &CLASS packed_load_raw;			break;
      case 34713:
	load_raw = &CLASS nikon_compressed_load_raw;		break;
      case 65535:
	load_raw = &CLASS pentax_load_raw;			break;
      case 65000:
	switch (tiff_ifd[raw].phint) {
	  case 2: load_raw = &CLASS kodak_rgb_load_raw;   filters = 0;  break;
	  case 6: load_raw = &CLASS kodak_ycbcr_load_raw; filters = 0;  break;
	  case 32803: load_raw = &CLASS kodak_65000_load_raw;
	}
      case 32867: break;
      default: is_raw = 0;
    }
  if (!dng_version)
    if ( (tiff_samples == 3 && tiff_ifd[raw].bytes &&
	  tiff_bps != 14 && tiff_bps != 2048)
      || (tiff_bps == 8 && !strstr(make,"KODAK") && !strstr(make,"Kodak") &&
	  !strstr(model2,"DEBUG RAW")))
      is_raw = 0;
  for (i=0; i < tiff_nifds; i++)
    if (i != raw && tiff_ifd[i].samples == max_samp &&
	tiff_ifd[i].t_width * tiff_ifd[i].t_height / SQR(tiff_ifd[i].bps+1) >
	      thumb_width *       thumb_height / SQR(thumb_misc+1)) {
      thumb_width  = tiff_ifd[i].t_width;
      thumb_height = tiff_ifd[i].t_height;
      thumb_offset = tiff_ifd[i].offset;
      thumb_length = tiff_ifd[i].bytes;
      thumb_misc   = tiff_ifd[i].bps;
      thm = i;
    }
  if (thm >= 0) {
    thumb_misc |= tiff_ifd[thm].samples << 5;
    switch (tiff_ifd[thm].comp) {
      case 0:
	write_thumb = &CLASS layer_thumb;
	break;
      case 1:
	if (tiff_ifd[thm].bps > 8)
	  thumb_load_raw = &CLASS kodak_thumb_load_raw;
	else
	  write_thumb = &CLASS ppm_thumb;
	break;
      case 65000:
	thumb_load_raw = tiff_ifd[thm].phint == 6 ?
		&CLASS kodak_ycbcr_load_raw : &CLASS kodak_rgb_load_raw;
    }
  }
}

void CLASS parse_minolta (int base)
{
  int save, tag, len, offset, high=0, wide=0, i, c;
  short sorder=order;

  fseek (ifp, base, SEEK_SET);
  if (fgetc(ifp) || fgetc(ifp)-'M' || fgetc(ifp)-'R') return;
  order = fgetc(ifp) * 0x101;
  offset = base + get4() + 8;
  while ((save=ftell(ifp)) < offset) {
    for (tag=i=0; i < 4; i++)
      tag = tag << 8 | fgetc(ifp);
    len = get4();
    switch (tag) {
      case 0x505244:				/* PRD */
	fseek (ifp, 8, SEEK_CUR);
	high = get2();
	wide = get2();
	break;
      case 0x574247:				/* WBG */
	get4();
	i = strcmp(model,"DiMAGE A200") ? 0:3;
	FORC4 cam_mul[c ^ (c >> 1) ^ i] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 0x545457:				/* TTW */
	parse_tiff (ftell(ifp));
	data_offset = offset;
    }
    fseek (ifp, save+len+8, SEEK_SET);
  }
  raw_height = high;
  raw_width  = wide;
  order = sorder;
}

/*
   Many cameras have a "debug mode" that writes JPEG and raw
   at the same time.  The raw file has no header, so try to
   to open the matching JPEG file and read its metadata.
 */
void CLASS parse_external_jpeg()
{
  const char *file, *ext;
  char *jname, *jfile, *jext;
#ifndef LIBRAW_LIBRARY_BUILD
  FILE *save=ifp;
#else
  if(!ifp->fname())
      {
          imgdata.process_warnings |= LIBRAW_WARN_NO_METADATA ;
          return;
      }
#endif

  ext  = strrchr (ifname, '.');
  file = strrchr (ifname, '/');
  if (!file) file = strrchr (ifname, '\\');
#ifndef LIBRAW_LIBRARY_BUILD
  if (!file) file = ifname-1;
#else
  if (!file) file = (char*)ifname-1;
#endif
  file++;
  if (!ext || strlen(ext) != 4 || ext-file != 8) return;
  jname = (char *) malloc (strlen(ifname) + 1);
  merror (jname, "parse_external_jpeg()");
  strcpy (jname, ifname);
  jfile = file - ifname + jname;
  jext  = ext  - ifname + jname;
  if (strcasecmp (ext, ".jpg")) {
    strcpy (jext, isupper(ext[1]) ? ".JPG":".jpg");
    if (isdigit(*file)) {
      memcpy (jfile, file+4, 4);
      memcpy (jfile+4, file, 4);
    }
  } else
    while (isdigit(*--jext)) {
      if (*jext != '9') {
        (*jext)++;
	break;
      }
      *jext = '0';
    }
#ifndef LIBRAW_LIBRARY_BUILD
  if (strcmp (jname, ifname)) {
    if ((ifp = fopen (jname, "rb"))) {
#ifdef DCRAW_VERBOSE
      if (verbose)
	fprintf (stderr,_("Reading metadata from %s ...\n"), jname);
#endif
      parse_tiff (12);
      thumb_offset = 0;
      is_raw = 1;
      fclose (ifp);
    }
  }
#else
  if (strcmp (jname, ifname)) 
      {
          if(!ifp->subfile_open(jname))
              {
                  parse_tiff (12);
                  thumb_offset = 0;
                  is_raw = 1;
                  ifp->subfile_close();
              }
          else
              imgdata.process_warnings |= LIBRAW_WARN_NO_METADATA ;
      }
#endif
  if (!timestamp)
      {
#ifdef LIBRAW_LIBRARY_BUILD
          imgdata.process_warnings |= LIBRAW_WARN_NO_METADATA ;
#endif
#ifdef DCRAW_VERBOSE
          fprintf (stderr,_("Failed to read metadata from %s\n"), jname);
#endif
      }
  free (jname);
#ifndef LIBRAW_LIBRARY_BUILD
  ifp = save;
#endif
}

/*
   CIFF block 0x1030 contains an 8x8 white sample.
   Load this into white[][] for use in scale_colors().
 */
void CLASS ciff_block_1030()
{
  static const ushort key[] = { 0x410, 0x45f3 };
  int i, bpp, row, col, vbits=0;
  unsigned long bitbuf=0;

  if ((get2(),get4()) != 0x80008 || !get4()) return;
  bpp = get2();
  if (bpp != 10 && bpp != 12) return;
  for (i=row=0; row < 8; row++)
    for (col=0; col < 8; col++) {
      if (vbits < bpp) {
	bitbuf = bitbuf << 16 | (get2() ^ key[i++ & 1]);
	vbits += 16;
      }
      white[row][col] =
	bitbuf << (LONG_BIT - vbits) >> (LONG_BIT - bpp);
      vbits -= bpp;
    }
}

/*
   Parse a CIFF file, better known as Canon CRW format.
 */
void CLASS parse_ciff (int offset, int length)
{
  int tboff, nrecs, c, type, len, save, wbi=-1;
  ushort key[] = { 0x410, 0x45f3 };

  fseek (ifp, offset+length-4, SEEK_SET);
  tboff = get4() + offset;
  fseek (ifp, tboff, SEEK_SET);
  nrecs = get2();
  if (nrecs > 100) return;
  while (nrecs--) {
    type = get2();
    len  = get4();
    save = ftell(ifp) + 4;
    fseek (ifp, offset+get4(), SEEK_SET);
    if ((((type >> 8) + 8) | 8) == 0x38)
      parse_ciff (ftell(ifp), len);	/* Parse a sub-table */

    if (type == 0x0810)
      fread (artist, 64, 1, ifp);
    if (type == 0x080a) {
      fread (make, 64, 1, ifp);
      fseek (ifp, strlen(make) - 63, SEEK_CUR);
      fread (model, 64, 1, ifp);
    }
    if (type == 0x1810) {
      fseek (ifp, 12, SEEK_CUR);
      flip = get4();
    }
    if (type == 0x1835)			/* Get the decoder table */
      tiff_compress = get4();
    if (type == 0x2007) {
      thumb_offset = ftell(ifp);
      thumb_length = len;
    }
    if (type == 0x1818) {
      shutter = pow (2.0f, -int_to_float((get4(),get4())));
      aperture = pow (2.0f, int_to_float(get4())/2);
    }
    if (type == 0x102a) {
      iso_speed = pow (2, (get4(),get2())/32.0 - 4) * 50;
      aperture  = pow (2, (get2(),(short)get2())/64.0);
      shutter   = pow (2,-((short)get2())/32.0);
      wbi = (get2(),get2());
      if (wbi > 17) wbi = 0;
      fseek (ifp, 32, SEEK_CUR);
      if (shutter > 1e6) shutter = get2()/10.0;
    }
    if (type == 0x102c) {
      if (get2() > 512) {		/* Pro90, G1 */
	fseek (ifp, 118, SEEK_CUR);
	FORC4 cam_mul[c ^ 2] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      } else {				/* G2, S30, S40 */
	fseek (ifp, 98, SEEK_CUR);
	FORC4 cam_mul[c ^ (c >> 1) ^ 1] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
      }
    }
    if (type == 0x0032) {
      if (len == 768) {			/* EOS D30 */
	fseek (ifp, 72, SEEK_CUR);
	FORC4 cam_mul[c ^ (c >> 1)] = 1024.0 / get2();
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	if (!wbi) cam_mul[0] = -1;	/* use my auto white balance */
      } else if (!cam_mul[0]) {
	if (get2() == key[0])		/* Pro1, G6, S60, S70 */
	  c = (strstr(model,"Pro1") ?
	      "012346000000000000":"01345:000000006008")[wbi]-'0'+ 2;
	else {				/* G3, G5, S45, S50 */
	  c = "023457000000006000"[wbi]-'0';
	  key[0] = key[1] = 0;
	}
	fseek (ifp, 78 + c*8, SEEK_CUR);
	FORC4 cam_mul[c ^ (c >> 1) ^ 1] = get2() ^ key[c & 1];
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	if (!wbi) cam_mul[0] = -1;
      }
    }
    if (type == 0x10a9) {		/* D60, 10D, 300D, and clones */
      if (len > 66) wbi = "0134567028"[wbi]-'0';
      fseek (ifp, 2 + wbi*8, SEEK_CUR);
      FORC4 cam_mul[c ^ (c >> 1)] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
    }
    if (type == 0x1030 && (0x18040 >> wbi & 1))
      ciff_block_1030();		/* all that don't have 0x10a9 */
    if (type == 0x1031) {
      raw_width = (get2(),get2());
      raw_height = get2();
    }
    if (type == 0x5029) {
      focal_len = len >> 16;
      if ((len & 0xffff) == 2) focal_len /= 32;
    }
    if (type == 0x5813) flash_used = int_to_float(len);
    if (type == 0x5814) canon_ev   = int_to_float(len);
    if (type == 0x5817) shot_order = len;
    if (type == 0x5834) unique_id  = len;
    if (type == 0x580e) timestamp  = len;
    if (type == 0x180e) timestamp  = get4();
#ifdef LOCALTIME
    if ((type | 0x4000) == 0x580e)
      timestamp = mktime (gmtime (&timestamp));
#endif
    fseek (ifp, save, SEEK_SET);
  }
}

void CLASS parse_rollei()
{
  char line[128], *val;
  struct tm t;

  fseek (ifp, 0, SEEK_SET);
  memset (&t, 0, sizeof t);
  do {
    fgets (line, 128, ifp);
    if ((val = strchr(line,'=')))
      *val++ = 0;
    else
      val = line + strlen(line);
    if (!strcmp(line,"DAT"))
      sscanf (val, "%d.%d.%d", &t.tm_mday, &t.tm_mon, &t.tm_year);
    if (!strcmp(line,"TIM"))
      sscanf (val, "%d:%d:%d", &t.tm_hour, &t.tm_min, &t.tm_sec);
    if (!strcmp(line,"HDR"))
      thumb_offset = atoi(val);
    if (!strcmp(line,"X  "))
      raw_width = atoi(val);
    if (!strcmp(line,"Y  "))
      raw_height = atoi(val);
    if (!strcmp(line,"TX "))
      thumb_width = atoi(val);
    if (!strcmp(line,"TY "))
      thumb_height = atoi(val);
  } while (strncmp(line,"EOHD",4));
  data_offset = thumb_offset + thumb_width * thumb_height * 2;
  t.tm_year -= 1900;
  t.tm_mon -= 1;
  if (mktime(&t) > 0)
    timestamp = mktime(&t);
  strcpy (make, "Rollei");
  strcpy (model,"d530flex");
  write_thumb = &CLASS rollei_thumb;
}

void CLASS parse_sinar_ia()
{
  int entries, off;
  char str[8], *cp;

  order = 0x4949;
  fseek (ifp, 4, SEEK_SET);
  entries = get4();
  fseek (ifp, get4(), SEEK_SET);
  while (entries--) {
    off = get4(); get4();
    fread (str, 8, 1, ifp);
    if (!strcmp(str,"META"))   meta_offset = off;
    if (!strcmp(str,"THUMB")) thumb_offset = off;
    if (!strcmp(str,"RAW0"))   data_offset = off;
  }
  fseek (ifp, meta_offset+20, SEEK_SET);
  fread (make, 64, 1, ifp);
  make[63] = 0;
  if ((cp = strchr(make,' '))) {
    strcpy (model, cp+1);
    *cp = 0;
  }
  raw_width  = get2();
  raw_height = get2();
  load_raw = &CLASS unpacked_load_raw;
  thumb_width = (get4(),get2());
  thumb_height = get2();
  write_thumb = &CLASS ppm_thumb;
  maximum = 0x3fff;
}

void CLASS parse_phase_one (int base)
{
  unsigned entries, tag, type, len, data, save, i, c;
  float romm_cam[3][3];
  char *cp;

  memset (&ph1, 0, sizeof ph1);
  fseek (ifp, base, SEEK_SET);
  order = get4() & 0xffff;
  if (get4() >> 8 != 0x526177) return;		/* "Raw" */
  fseek (ifp, get4()+base, SEEK_SET);
  entries = get4();
  get4();
  while (entries--) {
    tag  = get4();
    type = get4();
    len  = get4();
    data = get4();
    save = ftell(ifp);
    fseek (ifp, base+data, SEEK_SET);
    switch (tag) {
      case 0x100:  flip = "0653"[data & 3]-'0';  break;
      case 0x106:
	for (i=0; i < 9; i++)
	  romm_cam[0][i] = getreal(11);
	romm_coeff (romm_cam);
	break;
      case 0x107:
	FORC3 cam_mul[c] = getreal(11);
#ifdef LIBRAW_LIBRARY_BUILD
        color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
	break;
      case 0x108:  raw_width     = data;	break;
      case 0x109:  raw_height    = data;	break;
      case 0x10a:  left_margin   = data;	break;
      case 0x10b:  top_margin    = data;	break;
      case 0x10c:  width         = data;	break;
      case 0x10d:  height        = data;	break;
      case 0x10e:  ph1.format    = data;	break;
      case 0x10f:  data_offset   = data+base;	break;
      case 0x110:  meta_offset   = data+base;
		   meta_length   = len;			break;
      case 0x112:  ph1.key_off   = save - 4;		break;
      case 0x210:  ph1.tag_210   = int_to_float(data);	break;
      case 0x21a:  ph1.tag_21a   = data;		break;
      case 0x21c:  strip_offset  = data+base;		break;
      case 0x21d:  ph1.t_black     = data;		break;
      case 0x222:  ph1.split_col = data - left_margin;	break;
      case 0x223:  ph1.black_off = data+base;		break;
      case 0x301:
	model[63] = 0;
	fread (model, 1, 63, ifp);
	if ((cp = strstr(model," camera"))) *cp = 0;
    }
    fseek (ifp, save, SEEK_SET);
  }
  load_raw = ph1.format < 3 ?
	&CLASS phase_one_load_raw : &CLASS phase_one_load_raw_c;
  maximum = 0xffff;
  strcpy (make, "Phase One");
  if (model[0]) return;
  switch (raw_height) {
    case 2060: strcpy (model,"LightPhase");	break;
    case 2682: strcpy (model,"H 10");		break;
    case 4128: strcpy (model,"H 20");		break;
    case 5488: strcpy (model,"H 25");		break;
  }
}

void CLASS parse_fuji (int offset)
{
  unsigned entries, tag, len, save, c;

  fseek (ifp, offset, SEEK_SET);
  entries = get4();
  if (entries > 255) return;
  while (entries--) {
    tag = get2();
    len = get2();
    save = ftell(ifp);
    if (tag == 0x100) {
      raw_height = get2();
      raw_width  = get2();
    } else if (tag == 0x121) {
      height = get2();
      if ((width = get2()) == 4284) width += 3;
    } else if (tag == 0x130) {
      fuji_layout = fgetc(ifp) >> 7;
      load_raw = fgetc(ifp) & 8 ?
	&CLASS unpacked_load_raw : &CLASS fuji_load_raw;
    }
    if (tag == 0x2ff0)
        {
      FORC4 cam_mul[c ^ 1] = get2();
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
        }
    fseek (ifp, save+len, SEEK_SET);
  }
  height <<= fuji_layout;
  width  >>= fuji_layout;
}

int CLASS parse_jpeg (int offset)
{
  int len, save, hlen, mark;

  fseek (ifp, offset, SEEK_SET);
  if (fgetc(ifp) != 0xff || fgetc(ifp) != 0xd8) return 0;

  while (fgetc(ifp) == 0xff && (mark = fgetc(ifp)) != 0xda) {
    order = 0x4d4d;
    len   = get2() - 2;
    save  = ftell(ifp);
    if (mark == 0xc0 || mark == 0xc3) {
      fgetc(ifp);
      raw_height = get2();
      raw_width  = get2();
    }
    order = get2();
    hlen  = get4();
    if (get4() == 0x48454150)		/* "HEAP" */
      parse_ciff (save+hlen, len-hlen);
    parse_tiff (save+6);
    fseek (ifp, save+len, SEEK_SET);
  }
  return 1;
}

void CLASS parse_riff()
{
  unsigned i, size, end;
  char tag[4], date[64], month[64];
  static const char mon[12][4] =
  { "Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec" };
  struct tm t;

  order = 0x4949;
  fread (tag, 4, 1, ifp);
  size = get4();
  end = ftell(ifp) + size;
  if (!memcmp(tag,"RIFF",4) || !memcmp(tag,"LIST",4)) {
    get4();
    while (ftell(ifp)+7 < end)
      parse_riff();
  } else if (!memcmp(tag,"nctg",4)) {
    while (ftell(ifp)+7 < end) {
      i = get2();
      size = get2();
      if ((i+1) >> 1 == 10 && size == 20)
	get_timestamp(0);
      else fseek (ifp, size, SEEK_CUR);
    }
  } else if (!memcmp(tag,"IDIT",4) && size < 64) {
    fread (date, 64, 1, ifp);
    date[size] = 0;
    memset (&t, 0, sizeof t);
    if (sscanf (date, "%*s %s %d %d:%d:%d %d", month, &t.tm_mday,
	&t.tm_hour, &t.tm_min, &t.tm_sec, &t.tm_year) == 6) {
      for (i=0; i < 12 && strcasecmp(mon[i],month); i++);
      t.tm_mon = i;
      t.tm_year -= 1900;
      if (mktime(&t) > 0)
	timestamp = mktime(&t);
    }
  } else
    fseek (ifp, size, SEEK_CUR);
}

void CLASS parse_smal (int offset, int fsize)
{
  int ver;

  fseek (ifp, offset+2, SEEK_SET);
  order = 0x4949;
  ver = fgetc(ifp);
  if (ver == 6)
    fseek (ifp, 5, SEEK_CUR);
  if (get4() != fsize) return;
  if (ver > 6) data_offset = get4();
  raw_height = height = get2();
  raw_width  = width  = get2();
  strcpy (make, "SMaL");
  sprintf (model, "v%d %dx%d", ver, width, height);
  if (ver == 6) load_raw = &CLASS smal_v6_load_raw;
  if (ver == 9) load_raw = &CLASS smal_v9_load_raw;
}

void CLASS parse_cine()
{
  unsigned off_head, off_setup, off_image, i;

  order = 0x4949;
  fseek (ifp, 4, SEEK_SET);
  is_raw = get2() == 2;
  fseek (ifp, 14, SEEK_CUR);
  is_raw *= get4();
  off_head = get4();
  off_setup = get4();
  off_image = get4();
  timestamp = get4();
  if ((i = get4())) timestamp = i;
  fseek (ifp, off_head+4, SEEK_SET);
  raw_width = get4();
  raw_height = get4();
  switch (get2(),get2()) {
    case  8:  load_raw = &CLASS eight_bit_load_raw;  break;
    case 16:  load_raw = &CLASS  unpacked_load_raw;
  }
  fseek (ifp, off_setup+792, SEEK_SET);
  strcpy (make, "CINE");
  sprintf (model, "%d", get4());
  fseek (ifp, 12, SEEK_CUR);
  switch ((i=get4()) & 0xffffff) {
    case  3:  filters = 0x94949494;  break;
    case  4:  filters = 0x49494949;  break;
    default:  is_raw = 0;
  }
  fseek (ifp, 72, SEEK_CUR);
  switch ((get4()+3600) % 360) {
    case 270:  flip = 4;  break;
    case 180:  flip = 1;  break;
    case  90:  flip = 7;  break;
    case   0:  flip = 2;
  }
  cam_mul[0] = getreal(11);
  cam_mul[2] = getreal(11);
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
  maximum = ~(-1 << get4());
  fseek (ifp, 668, SEEK_CUR);
  shutter = get4()/1000000000.0;
  fseek (ifp, off_image, SEEK_SET);
  if (shot_select < is_raw)
    fseek (ifp, shot_select*8, SEEK_CUR);
  data_offset  = (INT64) get4() + 8;
  data_offset += (INT64) get4() << 32;
}
void CLASS adobe_coeff (const char *p_make, const char *p_model)
{
  static const struct {
    const char *prefix;
    short t_black, t_maximum, trans[12];
  } table[] = {
    { "AGFAPHOTO DC-833m", 0, 0,	/* DJC */
	{ 11438,-3762,-1115,-2409,9914,2497,-1227,2295,5300 } },
    { "Apple QuickTake", 0, 0,		/* DJC */
	{ 21392,-5653,-3353,2406,8010,-415,7166,1427,2078 } },
    { "Canon EOS D2000", 0, 0,
	{ 24542,-10860,-3401,-1490,11370,-297,2858,-605,3225 } },
    { "Canon EOS D6000", 0, 0,
	{ 20482,-7172,-3125,-1033,10410,-285,2542,226,3136 } },
    { "Canon EOS D30", 0, 0,
	{ 9805,-2689,-1312,-5803,13064,3068,-2438,3075,8775 } },
    { "Canon EOS D60", 0, 0xfa0,
	{ 6188,-1341,-890,-7168,14489,2937,-2640,3228,8483 } },
    { "Canon EOS 5D Mark II", 0, 0x3cf0,
	{ 4716,603,-830,-7798,15474,2480,-1496,1937,6651 } },
    { "Canon EOS 5D", 0, 0xe6c,
	{ 6347,-479,-972,-8297,15954,2480,-1968,2131,7649 } },
    { "Canon EOS 7D", 0, 0x3510,
	{ 6844,-996,-856,-3876,11761,2396,-593,1772,6198 } },
    { "Canon EOS 10D", 0, 0xfa0,
	{ 8197,-2000,-1118,-6714,14335,2592,-2536,3178,8266 } },
    { "Canon EOS 20Da", 0, 0,
	{ 14155,-5065,-1382,-6550,14633,2039,-1623,1824,6561 } },
    { "Canon EOS 20D", 0, 0xfff,
	{ 6599,-537,-891,-8071,15783,2424,-1983,2234,7462 } },
    { "Canon EOS 30D", 0, 0,
	{ 6257,-303,-1000,-7880,15621,2396,-1714,1904,7046 } },
    { "Canon EOS 40D", 0, 0x3f60,
	{ 6071,-747,-856,-7653,15365,2441,-2025,2553,7315 } },
    { "Canon EOS 50D", 0, 0x3d93,
	{ 4920,616,-593,-6493,13964,2784,-1774,3178,7005 } },
    { "Canon EOS 300D", 0, 0xfa0,
	{ 8197,-2000,-1118,-6714,14335,2592,-2536,3178,8266 } },
    { "Canon EOS 350D", 0, 0xfff,
	{ 6018,-617,-965,-8645,15881,2975,-1530,1719,7642 } },
    { "Canon EOS 400D", 0, 0xe8e,
	{ 7054,-1501,-990,-8156,15544,2812,-1278,1414,7796 } },
    { "Canon EOS 450D", 0, 0x390d,
	{ 5784,-262,-821,-7539,15064,2672,-1982,2681,7427 } },
    { "Canon EOS 500D", 0, 0x3479,
	{ 4763,712,-646,-6821,14399,2640,-1921,3276,6561 } },
    { "Canon EOS 1000D", 0, 0xe43,
	{ 6771,-1139,-977,-7818,15123,2928,-1244,1437,7533 } },
    { "Canon EOS-1Ds Mark III", 0, 0x3bb0,
	{ 5859,-211,-930,-8255,16017,2353,-1732,1887,7448 } },
    { "Canon EOS-1Ds Mark II", 0, 0xe80,
	{ 6517,-602,-867,-8180,15926,2378,-1618,1771,7633 } },
    { "Canon EOS-1D Mark IV", 0, 0x3bb0,
	{ 6014,-220,-795,-4109,12014,2361,-561,1824,5787 } },
    { "Canon EOS-1D Mark III", 0, 0x3bb0,
	{ 6291,-540,-976,-8350,16145,2311,-1714,1858,7326 } },
    { "Canon EOS-1D Mark II N", 0, 0xe80,
	{ 6240,-466,-822,-8180,15825,2500,-1801,1938,8042 } },
    { "Canon EOS-1D Mark II", 0, 0xe80,
	{ 6264,-582,-724,-8312,15948,2504,-1744,1919,8664 } },
    { "Canon EOS-1DS", 0, 0xe20,
	{ 4374,3631,-1743,-7520,15212,2472,-2892,3632,8161 } },
    { "Canon EOS-1D", 0, 0xe20,
	{ 6806,-179,-1020,-8097,16415,1687,-3267,4236,7690 } },
    { "Canon EOS", 0, 0,
	{ 8197,-2000,-1118,-6714,14335,2592,-2536,3178,8266 } },
    { "Canon PowerShot A530", 0, 0,
	{ 0 } },	/* don't want the A5 matrix */	
    { "Canon PowerShot A50", 0, 0,
	{ -5300,9846,1776,3436,684,3939,-5540,9879,6200,-1404,11175,217 } },
    { "Canon PowerShot A5", 0, 0,
	{ -4801,9475,1952,2926,1611,4094,-5259,10164,5947,-1554,10883,547 } },
    { "Canon PowerShot G10", 0, 0,
	{ 11093,-3906,-1028,-5047,12492,2879,-1003,1750,5561 } },
    { "Canon PowerShot G11", 0, 0,
	{ 12177,-4817,-1069,-1612,9864,2049,-98,850,4471 } },
    { "Canon PowerShot G1", 0, 0,
	{ -4778,9467,2172,4743,-1141,4344,-5146,9908,6077,-1566,11051,557 } },
    { "Canon PowerShot G2", 0, 0,
	{ 9087,-2693,-1049,-6715,14382,2537,-2291,2819,7790 } },
    { "Canon PowerShot G3", 0, 0,
	{ 9212,-2781,-1073,-6573,14189,2605,-2300,2844,7664 } },
    { "Canon PowerShot G5", 0, 0,
	{ 9757,-2872,-933,-5972,13861,2301,-1622,2328,7212 } },
    { "Canon PowerShot G6", 0, 0,
	{ 9877,-3775,-871,-7613,14807,3072,-1448,1305,7485 } },
    { "Canon PowerShot G9", 0, 0,
	{ 7368,-2141,-598,-5621,13254,2625,-1418,1696,5743 } },
    { "Canon PowerShot Pro1", 0, 0,
	{ 10062,-3522,-999,-7643,15117,2730,-765,817,7323 } },
    { "Canon PowerShot Pro70", 34, 0,
	{ -4155,9818,1529,3939,-25,4522,-5521,9870,6610,-2238,10873,1342 } },
    { "Canon PowerShot Pro90", 0, 0,
	{ -4963,9896,2235,4642,-987,4294,-5162,10011,5859,-1770,11230,577 } },
    { "Canon PowerShot S30", 0, 0,
	{ 10566,-3652,-1129,-6552,14662,2006,-2197,2581,7670 } },
    { "Canon PowerShot S40", 0, 0,
	{ 8510,-2487,-940,-6869,14231,2900,-2318,2829,9013 } },
    { "Canon PowerShot S45", 0, 0,
	{ 8163,-2333,-955,-6682,14174,2751,-2077,2597,8041 } },
    { "Canon PowerShot S50", 0, 0,
	{ 8882,-2571,-863,-6348,14234,2288,-1516,2172,6569 } },
    { "Canon PowerShot S60", 0, 0,
	{ 8795,-2482,-797,-7804,15403,2573,-1422,1996,7082 } },
    { "Canon PowerShot S70", 0, 0,
	{ 9976,-3810,-832,-7115,14463,2906,-901,989,7889 } },
    { "Canon PowerShot S90", 0, 0,
	{ 12374,-5016,-1049,-1677,9902,2078,-83,852,4683 } },
    { "Canon PowerShot A470", 0, 0,	/* DJC */
	{ 12513,-4407,-1242,-2680,10276,2405,-878,2215,4734 } },
    { "Canon PowerShot A610", 0, 0,	/* DJC */
	{ 15591,-6402,-1592,-5365,13198,2168,-1300,1824,5075 } },
    { "Canon PowerShot A620", 0, 0,	/* DJC */
	{ 15265,-6193,-1558,-4125,12116,2010,-888,1639,5220 } },
    { "Canon PowerShot A630", 0, 0,	/* DJC */
	{ 14201,-5308,-1757,-6087,14472,1617,-2191,3105,5348 } },
    { "Canon PowerShot A640", 0, 0,	/* DJC */
	{ 13124,-5329,-1390,-3602,11658,1944,-1612,2863,4885 } },
    { "Canon PowerShot A650", 0, 0,	/* DJC */
	{ 9427,-3036,-959,-2581,10671,1911,-1039,1982,4430 } },
    { "Canon PowerShot A720", 0, 0,	/* DJC */
	{ 14573,-5482,-1546,-1266,9799,1468,-1040,1912,3810 } },
    { "Canon PowerShot S3 IS", 0, 0,	/* DJC */
	{ 14062,-5199,-1446,-4712,12470,2243,-1286,2028,4836 } },
    { "Canon PowerShot SX1 IS", 0, 0,
	{ 6578,-259,-502,-5974,13030,3309,-308,1058,4970 } },
    { "Canon PowerShot SX110 IS", 0, 0,	/* DJC */
        { 14134,-5576,-1527,-1991,10719,1273,-1158,1929,3581 } },
    { "CASIO EX-S20", 0, 0,		/* DJC */
	{ 11634,-3924,-1128,-4968,12954,2015,-1588,2648,7206 } },
    { "CASIO EX-Z750", 0, 0,		/* DJC */
	{ 10819,-3873,-1099,-4903,13730,1175,-1755,3751,4632 } },
    { "CINE 650", 0, 0,
	{ 3390,480,-500,-800,3610,340,-550,2336,1192 } },
    { "CINE 660", 0, 0,
	{ 3390,480,-500,-800,3610,340,-550,2336,1192 } },
    { "CINE", 0, 0,
	{ 20183,-4295,-423,-3940,15330,3985,-280,4870,9800 } },
    { "Contax N Digital", 0, 0xf1e,
	{ 7777,1285,-1053,-9280,16543,2916,-3677,5679,7060 } },
    { "EPSON R-D1", 0, 0,
	{ 6827,-1878,-732,-8429,16012,2564,-704,592,7145 } },
    { "FUJIFILM FinePix E550", 0, 0,
	{ 11044,-3888,-1120,-7248,15168,2208,-1531,2277,8069 } },
    { "FUJIFILM FinePix E900", 0, 0,
	{ 9183,-2526,-1078,-7461,15071,2574,-2022,2440,8639 } },
    { "FUJIFILM FinePix F8", 0, 0,
	{ 11044,-3888,-1120,-7248,15168,2208,-1531,2277,8069 } },
    { "FUJIFILM FinePix F7", 0, 0,
	{ 10004,-3219,-1201,-7036,15047,2107,-1863,2565,7736 } },
    { "FUJIFILM FinePix S100FS", 514, 0,
	{ 11521,-4355,-1065,-6524,13767,3058,-1466,1984,6045 } },
    { "FUJIFILM FinePix S20Pro", 0, 0,
	{ 10004,-3219,-1201,-7036,15047,2107,-1863,2565,7736 } },
    { "FUJIFILM FinePix S2Pro", 128, 0,
	{ 12492,-4690,-1402,-7033,15423,1647,-1507,2111,7697 } },
    { "FUJIFILM FinePix S3Pro", 0, 0,
	{ 11807,-4612,-1294,-8927,16968,1988,-2120,2741,8006 } },
    { "FUJIFILM FinePix S5Pro", 0, 0,
	{ 12300,-5110,-1304,-9117,17143,1998,-1947,2448,8100 } },
    { "FUJIFILM FinePix S5000", 0, 0,
	{ 8754,-2732,-1019,-7204,15069,2276,-1702,2334,6982 } },
    { "FUJIFILM FinePix S5100", 0, 0x3e00,
	{ 11940,-4431,-1255,-6766,14428,2542,-993,1165,7421 } },
    { "FUJIFILM FinePix S5500", 0, 0x3e00,
	{ 11940,-4431,-1255,-6766,14428,2542,-993,1165,7421 } },
    { "FUJIFILM FinePix S5200", 0, 0,
	{ 9636,-2804,-988,-7442,15040,2589,-1803,2311,8621 } },
    { "FUJIFILM FinePix S5600", 0, 0,
	{ 9636,-2804,-988,-7442,15040,2589,-1803,2311,8621 } },
    { "FUJIFILM FinePix S6", 0, 0,
	{ 12628,-4887,-1401,-6861,14996,1962,-2198,2782,7091 } },
    { "FUJIFILM FinePix S7000", 0, 0,
	{ 10190,-3506,-1312,-7153,15051,2238,-2003,2399,7505 } },
    { "FUJIFILM FinePix S9000", 0, 0,
	{ 10491,-3423,-1145,-7385,15027,2538,-1809,2275,8692 } },
    { "FUJIFILM FinePix S9500", 0, 0,
	{ 10491,-3423,-1145,-7385,15027,2538,-1809,2275,8692 } },
    { "FUJIFILM FinePix S9100", 0, 0,
	{ 12343,-4515,-1285,-7165,14899,2435,-1895,2496,8800 } },
    { "FUJIFILM FinePix S9600", 0, 0,
	{ 12343,-4515,-1285,-7165,14899,2435,-1895,2496,8800 } },
    { "FUJIFILM IS-1", 0, 0,
	{ 21461,-10807,-1441,-2332,10599,1999,289,875,7703 } },
    { "FUJIFILM IS Pro", 0, 0,
	{ 12300,-5110,-1304,-9117,17143,1998,-1947,2448,8100 } },
    { "Imacon Ixpress", 0, 0,		/* DJC */
	{ 7025,-1415,-704,-5188,13765,1424,-1248,2742,6038 } },
    { "KODAK NC2000", 0, 0,
	{ 13891,-6055,-803,-465,9919,642,2121,82,1291 } },
    { "Kodak DCS315C", 8, 0,
	{ 17523,-4827,-2510,756,8546,-137,6113,1649,2250 } },
    { "Kodak DCS330C", 8, 0,
	{ 20620,-7572,-2801,-103,10073,-396,3551,-233,2220 } },
    { "KODAK DCS420", 0, 0,
	{ 10868,-1852,-644,-1537,11083,484,2343,628,2216 } },
    { "KODAK DCS460", 0, 0,
	{ 10592,-2206,-967,-1944,11685,230,2206,670,1273 } },
    { "KODAK EOSDCS1", 0, 0,
	{ 10592,-2206,-967,-1944,11685,230,2206,670,1273 } },
    { "KODAK EOSDCS3B", 0, 0,
	{ 9898,-2700,-940,-2478,12219,206,1985,634,1031 } },
    { "Kodak DCS520C", 180, 0,
	{ 24542,-10860,-3401,-1490,11370,-297,2858,-605,3225 } },
    { "Kodak DCS560C", 188, 0,
	{ 20482,-7172,-3125,-1033,10410,-285,2542,226,3136 } },
    { "Kodak DCS620C", 180, 0,
	{ 23617,-10175,-3149,-2054,11749,-272,2586,-489,3453 } },
    { "Kodak DCS620X", 185, 0,
	{ 13095,-6231,154,12221,-21,-2137,895,4602,2258 } },
    { "Kodak DCS660C", 214, 0,
	{ 18244,-6351,-2739,-791,11193,-521,3711,-129,2802 } },
    { "Kodak DCS720X", 0, 0,
	{ 11775,-5884,950,9556,1846,-1286,-1019,6221,2728 } },
    { "Kodak DCS760C", 0, 0,
	{ 16623,-6309,-1411,-4344,13923,323,2285,274,2926 } },
    { "Kodak DCS Pro SLR", 0, 0,
	{ 5494,2393,-232,-6427,13850,2846,-1876,3997,5445 } },
    { "Kodak DCS Pro 14nx", 0, 0,
	{ 5494,2393,-232,-6427,13850,2846,-1876,3997,5445 } },
    { "Kodak DCS Pro 14", 0, 0,
	{ 7791,3128,-776,-8588,16458,2039,-2455,4006,6198 } },
    { "Kodak ProBack645", 0, 0,
	{ 16414,-6060,-1470,-3555,13037,473,2545,122,4948 } },
    { "Kodak ProBack", 0, 0,
	{ 21179,-8316,-2918,-915,11019,-165,3477,-180,4210 } },
    { "KODAK P712", 0, 0,
	{ 9658,-3314,-823,-5163,12695,2768,-1342,1843,6044 } },
    { "KODAK P850", 0, 0xf7c,
	{ 10511,-3836,-1102,-6946,14587,2558,-1481,1792,6246 } },
    { "KODAK P880", 0, 0xfff,
	{ 12805,-4662,-1376,-7480,15267,2360,-1626,2194,7904 } },
    { "KODAK EasyShare Z980", 0, 0,
	{ 11313,-3559,-1101,-3893,11891,2257,-1214,2398,4908 } },
    { "KODAK EASYSHARE Z1015", 0, 0xef1,
	{ 11265,-4286,-992,-4694,12343,2647,-1090,1523,5447 } },
    { "Leaf CMost", 0, 0,
	{ 3952,2189,449,-6701,14585,2275,-4536,7349,6536 } },
    { "Leaf Valeo 6", 0, 0,
	{ 3952,2189,449,-6701,14585,2275,-4536,7349,6536 } },
    { "Leaf Aptus 54S", 0, 0,
	{ 8236,1746,-1314,-8251,15953,2428,-3673,5786,5771 } },
    { "Leaf Aptus 65", 0, 0,
	{ 7914,1414,-1190,-8777,16582,2280,-2811,4605,5562 } },
    { "Leaf Aptus 75", 0, 0,
	{ 7914,1414,-1190,-8777,16582,2280,-2811,4605,5562 } },
    { "Leaf", 0, 0,
	{ 8236,1746,-1314,-8251,15953,2428,-3673,5786,5771 } },
    { "Mamiya ZD", 0, 0,
	{ 7645,2579,-1363,-8689,16717,2015,-3712,5941,5961 } },
    { "Micron 2010", 110, 0,		/* DJC */
	{ 16695,-3761,-2151,155,9682,163,3433,951,4904 } },
    { "Minolta DiMAGE 5", 0, 0xf7d,
	{ 8983,-2942,-963,-6556,14476,2237,-2426,2887,8014 } },
    { "Minolta DiMAGE 7Hi", 0, 0xf7d,
	{ 11368,-3894,-1242,-6521,14358,2339,-2475,3056,7285 } },
    { "Minolta DiMAGE 7", 0, 0xf7d,
	{ 9144,-2777,-998,-6676,14556,2281,-2470,3019,7744 } },
    { "Minolta DiMAGE A1", 0, 0xf8b,
	{ 9274,-2547,-1167,-8220,16323,1943,-2273,2720,8340 } },
    { "MINOLTA DiMAGE A200", 0, 0,
	{ 8560,-2487,-986,-8112,15535,2771,-1209,1324,7743 } },
    { "Minolta DiMAGE A2", 0, 0xf8f,
	{ 9097,-2726,-1053,-8073,15506,2762,-966,981,7763 } },
    { "Minolta DiMAGE Z2", 0, 0,	/* DJC */
	{ 11280,-3564,-1370,-4655,12374,2282,-1423,2168,5396 } },
    { "MINOLTA DYNAX 5", 0, 0xffb,
	{ 10284,-3283,-1086,-7957,15762,2316,-829,882,6644 } },
    { "MINOLTA DYNAX 7", 0, 0xffb,
	{ 10239,-3104,-1099,-8037,15727,2451,-927,925,6871 } },
    { "MOTOROLA PIXL", 0, 0,		/* DJC */
	{ 8898,-989,-1033,-3292,11619,1674,-661,3178,5216 } },
    { "NIKON D100", 0, 0,
	{ 5902,-933,-782,-8983,16719,2354,-1402,1455,6464 } },
    { "NIKON D1H", 0, 0,
	{ 7577,-2166,-926,-7454,15592,1934,-2377,2808,8606 } },
    { "NIKON D1X", 0, 0,
	{ 7702,-2245,-975,-9114,17242,1875,-2679,3055,8521 } },
    { "NIKON D1", 0, 0, /* multiplied by 2.218750, 1.0, 1.148438 */
	{ 16772,-4726,-2141,-7611,15713,1972,-2846,3494,9521 } },
    { "NIKON D200", 0, 0xfbc,
	{ 8367,-2248,-763,-8758,16447,2422,-1527,1550,8053 } },
    { "NIKON D2H", 0, 0,
	{ 5710,-901,-615,-8594,16617,2024,-2975,4120,6830 } },
    { "NIKON D2X", 0, 0,
	{ 10231,-2769,-1255,-8301,15900,2552,-797,680,7148 } },
    { "NIKON D3000", 0, 0,
	{ 8736,-2458,-935,-9075,16894,2251,-1354,1242,8263 } },
    { "NIKON D300", 0, 0,
	{ 9030,-1992,-715,-8465,16302,2255,-2689,3217,8069 } },
    { "NIKON D3X", 0, 0,
	{ 7171,-1986,-648,-8085,15555,2718,-2170,2512,7457 } },
    { "NIKON D3S", 0, 0,
	{ 8828,-2406,-694,-4874,12603,2541,-660,1509,7587 } },
    { "NIKON D3", 0, 0,
	{ 8139,-2171,-663,-8747,16541,2295,-1925,2008,8093 } },
    { "NIKON D40X", 0, 0,
	{ 8819,-2543,-911,-9025,16928,2151,-1329,1213,8449 } },
    { "NIKON D40", 0, 0,
	{ 6992,-1668,-806,-8138,15748,2543,-874,850,7897 } },
    { "NIKON D5000", 0, 0xf00,
	{ 7309,-1403,-519,-8474,16008,2622,-2433,2826,8064 } },
    { "NIKON D50", 0, 0,
	{ 7732,-2422,-789,-8238,15884,2498,-859,783,7330 } },
    { "NIKON D60", 0, 0,
	{ 8736,-2458,-935,-9075,16894,2251,-1354,1242,8263 } },
    { "NIKON D700", 0, 0,
	{ 8139,-2171,-663,-8747,16541,2295,-1925,2008,8093 } },
    { "NIKON D70", 0, 0,
	{ 7732,-2422,-789,-8238,15884,2498,-859,783,7330 } },
    { "NIKON D80", 0, 0,
	{ 8629,-2410,-883,-9055,16940,2171,-1490,1363,8520 } },
    { "NIKON D90", 0, 0xf00,
	{ 7309,-1403,-519,-8474,16008,2622,-2434,2826,8064 } },
    { "NIKON E950", 0, 0x3dd,		/* DJC */
	{ -3746,10611,1665,9621,-1734,2114,-2389,7082,3064,3406,6116,-244 } },
    { "NIKON E995", 0, 0,	/* copied from E5000 */
	{ -5547,11762,2189,5814,-558,3342,-4924,9840,5949,688,9083,96 } },
    { "NIKON E2100", 0, 0,	/* copied from Z2, new white balance */
	{ 13142,-4152,-1596,-4655,12374,2282,-1769,2696,6711} },
    { "NIKON E2500", 0, 0,
	{ -5547,11762,2189,5814,-558,3342,-4924,9840,5949,688,9083,96 } },
    { "NIKON E4300", 0, 0,	/* copied from Minolta DiMAGE Z2 */
	{ 11280,-3564,-1370,-4655,12374,2282,-1423,2168,5396 } },
    { "NIKON E4500", 0, 0,
	{ -5547,11762,2189,5814,-558,3342,-4924,9840,5949,688,9083,96 } },
    { "NIKON E5000", 0, 0,
	{ -5547,11762,2189,5814,-558,3342,-4924,9840,5949,688,9083,96 } },
    { "NIKON E5400", 0, 0,
	{ 9349,-2987,-1001,-7919,15766,2266,-2098,2680,6839 } },
    { "NIKON E5700", 0, 0,
	{ -5368,11478,2368,5537,-113,3148,-4969,10021,5782,778,9028,211 } },
    { "NIKON E8400", 0, 0,
	{ 7842,-2320,-992,-8154,15718,2599,-1098,1342,7560 } },
    { "NIKON E8700", 0, 0,
	{ 8489,-2583,-1036,-8051,15583,2643,-1307,1407,7354 } },
    { "NIKON E8800", 0, 0,
	{ 7971,-2314,-913,-8451,15762,2894,-1442,1520,7610 } },
    { "NIKON COOLPIX P6000", 0, 0,
	{ 9698,-3367,-914,-4706,12584,2368,-837,968,5801 } },
    { "OLYMPUS C5050", 0, 0,
	{ 10508,-3124,-1273,-6079,14294,1901,-1653,2306,6237 } },
    { "OLYMPUS C5060", 0, 0,
	{ 10445,-3362,-1307,-7662,15690,2058,-1135,1176,7602 } },
    { "OLYMPUS C7070", 0, 0,
	{ 10252,-3531,-1095,-7114,14850,2436,-1451,1723,6365 } },
    { "OLYMPUS C70", 0, 0,
	{ 10793,-3791,-1146,-7498,15177,2488,-1390,1577,7321 } },
    { "OLYMPUS C80", 0, 0,
	{ 8606,-2509,-1014,-8238,15714,2703,-942,979,7760 } },
    { "OLYMPUS E-10", 0, 0xffc0,
	{ 12745,-4500,-1416,-6062,14542,1580,-1934,2256,6603 } },
    { "OLYMPUS E-1", 0, 0xfff0,
	{ 11846,-4767,-945,-7027,15878,1089,-2699,4122,8311 } },
    { "OLYMPUS E-20", 0, 0xffc0,
	{ 13173,-4732,-1499,-5807,14036,1895,-2045,2452,7142 } },
    { "OLYMPUS E-300", 0, 0,
	{ 7828,-1761,-348,-5788,14071,1830,-2853,4518,6557 } },
    { "OLYMPUS E-330", 0, 0,
	{ 8961,-2473,-1084,-7979,15990,2067,-2319,3035,8249 } },
    { "OLYMPUS E-30", 0, 0xfbc,
	{ 8144,-1861,-1111,-7763,15894,1929,-1865,2542,7607 } },
    { "OLYMPUS E-3", 0, 0xf99,
	{ 9487,-2875,-1115,-7533,15606,2010,-1618,2100,7389 } },
    { "OLYMPUS E-400", 0, 0xfff0,
	{ 6169,-1483,-21,-7107,14761,2536,-2904,3580,8568 } },
    { "OLYMPUS E-410", 0, 0xf6a,
	{ 8856,-2582,-1026,-7761,15766,2082,-2009,2575,7469 } },
    { "OLYMPUS E-420", 0, 0xfd7,
	{ 8746,-2425,-1095,-7594,15612,2073,-1780,2309,7416 } },
    { "OLYMPUS E-450", 0, 0xfd2,
	{ 8745,-2425,-1095,-7594,15613,2073,-1780,2309,7416 } },
    { "OLYMPUS E-500", 0, 0xfff0,
	{ 8136,-1968,-299,-5481,13742,1871,-2556,4205,6630 } },
    { "OLYMPUS E-510", 0, 0xf6a,
	{ 8785,-2529,-1033,-7639,15624,2112,-1783,2300,7817 } },
    { "OLYMPUS E-520", 0, 0xfd2,
	{ 8344,-2322,-1020,-7596,15635,2048,-1748,2269,7287 } },
    { "OLYMPUS E-620", 0, 0xfb9,
	{ 8453,-2198,-1092,-7609,15681,2008,-1725,2337,7824 } },
    { "OLYMPUS E-P1", 0, 0xffd,
	{ 8343,-2050,-1021,-7715,15705,2103,-1831,2380,8235 } },
    { "OLYMPUS SP350", 0, 0,
	{ 12078,-4836,-1069,-6671,14306,2578,-786,939,7418 } },
    { "OLYMPUS SP3", 0, 0,
	{ 11766,-4445,-1067,-6901,14421,2707,-1029,1217,7572 } },
    { "OLYMPUS SP500UZ", 0, 0xfff,
	{ 9493,-3415,-666,-5211,12334,3260,-1548,2262,6482 } },
    { "OLYMPUS SP510UZ", 0, 0xffe,
	{ 10593,-3607,-1010,-5881,13127,3084,-1200,1805,6721 } },
    { "OLYMPUS SP550UZ", 0, 0xffe,
	{ 11597,-4006,-1049,-5432,12799,2957,-1029,1750,6516 } },
    { "OLYMPUS SP560UZ", 0, 0xff9,
	{ 10915,-3677,-982,-5587,12986,2911,-1168,1968,6223 } },
    { "OLYMPUS SP570UZ", 0, 0,
	{ 11522,-4044,-1146,-4736,12172,2904,-988,1829,6039 } },
    { "PENTAX *ist DL2", 0, 0,
	{ 10504,-2438,-1189,-8603,16207,2531,-1022,863,12242 } },
    { "PENTAX *ist DL", 0, 0,
	{ 10829,-2838,-1115,-8339,15817,2696,-837,680,11939 } },
    { "PENTAX *ist DS2", 0, 0,
	{ 10504,-2438,-1189,-8603,16207,2531,-1022,863,12242 } },
    { "PENTAX *ist DS", 0, 0,
	{ 10371,-2333,-1206,-8688,16231,2602,-1230,1116,11282 } },
    { "PENTAX *ist D", 0, 0,
	{ 9651,-2059,-1189,-8881,16512,2487,-1460,1345,10687 } },
    { "PENTAX K10D", 0, 0,
	{ 9566,-2863,-803,-7170,15172,2112,-818,803,9705 } },
    { "PENTAX K1", 0, 0,
	{ 11095,-3157,-1324,-8377,15834,2720,-1108,947,11688 } },
    { "PENTAX K20D", 0, 0,
	{ 9427,-2714,-868,-7493,16092,1373,-2199,3264,7180 } },
    { "PENTAX K200D", 0, 0,
	{ 9186,-2678,-907,-8693,16517,2260,-1129,1094,8524 } },
    { "PENTAX K2000", 0, 0,
	{ 11057,-3604,-1155,-5152,13046,2329,-282,375,8104 } },
    { "PENTAX K-m", 0, 0,
	{ 11057,-3604,-1155,-5152,13046,2329,-282,375,8104 } },
    { "PENTAX K-x", 0, 0,
	{ 8843,-2837,-625,-5025,12644,2668,-411,1234,7410 } },
    { "PENTAX K-7", 0, 0,
	{ 9142,-2947,-678,-8648,16967,1663,-2224,2898,8615 } },
    { "Panasonic DMC-FZ8", 0, 0xf7f0,
	{ 8986,-2755,-802,-6341,13575,3077,-1476,2144,6379 } },
    { "Panasonic DMC-FZ18", 0, 0,
	{ 9932,-3060,-935,-5809,13331,2753,-1267,2155,5575 } },
    { "Panasonic DMC-FZ28", 15, 0xfff,
	{ 10109,-3488,-993,-5412,12812,2916,-1305,2140,5543 } },
    { "Panasonic DMC-FZ30", 0, 0xf94c,
	{ 10976,-4029,-1141,-7918,15491,2600,-1670,2071,8246 } },
    { "Panasonic DMC-FZ35", 147, 0xfff,
	{ 9938,-2780,-890,-4604,12393,2480,-1117,2304,4620 } },
    { "Panasonic DMC-FZ50", 0, 0xfff0,	/* aka "LEICA V-LUX1" */
	{ 7906,-2709,-594,-6231,13351,3220,-1922,2631,6537 } },
    { "Panasonic DMC-L10", 15, 0xf96,
	{ 8025,-1942,-1050,-7920,15904,2100,-2456,3005,7039 } },
    { "Panasonic DMC-L1", 0, 0xf7fc,	/* aka "LEICA DIGILUX 3" */
	{ 8054,-1885,-1025,-8349,16367,2040,-2805,3542,7629 } },
    { "Panasonic DMC-LC1", 0, 0,	/* aka "LEICA DIGILUX 2" */
	{ 11340,-4069,-1275,-7555,15266,2448,-2960,3426,7685 } },
    { "Panasonic DMC-LX1", 0, 0xf7f0,	/* aka "LEICA D-LUX2" */
	{ 10704,-4187,-1230,-8314,15952,2501,-920,945,8927 } },
    { "Panasonic DMC-LX2", 0, 0,	/* aka "LEICA D-LUX3" */
	{ 8048,-2810,-623,-6450,13519,3272,-1700,2146,7049 } },
    { "Panasonic DMC-LX3", 15, 0xfff,	/* aka "LEICA D-LUX4" */
	{ 8128,-2668,-655,-6134,13307,3161,-1782,2568,6083 } },
    { "Panasonic DMC-FX150", 15, 0xfff,
	{ 9082,-2907,-925,-6119,13377,3058,-1797,2641,5609 } },
    { "Panasonic DMC-G1", 15, 0xfff,
	{ 8199,-2065,-1056,-8124,16156,2033,-2458,3022,7220 } },
    { "Panasonic DMC-GF1", 15, 0xf92,
	{ 7888,-1902,-1011,-8106,16085,2099,-2353,2866,7330 } },
    { "Panasonic DMC-GH1", 15, 0xf92,
	{ 6299,-1466,-532,-6535,13852,2969,-2331,3112,5984 } },
    { "Phase One H 20", 0, 0,		/* DJC */
	{ 1313,1855,-109,-6715,15908,808,-327,1840,6020 } },
    { "Phase One P 2", 0, 0,
	{ 2905,732,-237,-8134,16626,1476,-3038,4253,7517 } },
    { "Phase One P 30", 0, 0,
	{ 4516,-245,-37,-7020,14976,2173,-3206,4671,7087 } },
    { "Phase One P 45", 0, 0,
	{ 5053,-24,-117,-5684,14076,1702,-2619,4492,5849 } },
    { "Phase One P65", 0, 0,		/* DJC */
	{ 8522,1268,-1916,-7706,16350,1358,-2397,4344,4923 } },
    { "SAMSUNG GX-1", 0, 0,
	{ 10504,-2438,-1189,-8603,16207,2531,-1022,863,12242 } },
    { "SAMSUNG S85", 0, 0,		/* DJC */
	{ 11885,-3968,-1473,-4214,12299,1916,-835,1655,5549 } },
    { "Sinar", 0, 0,			/* DJC */
	{ 16442,-2956,-2422,-2877,12128,750,-1136,6066,4559 } },
    { "SONY DSC-F828", 491, 0,
	{ 7924,-1910,-777,-8226,15459,2998,-1517,2199,6818,-7242,11401,3481 } },
    { "SONY DSC-R1", 512, 0,
	{ 8512,-2641,-694,-8042,15670,2526,-1821,2117,7414 } },
    { "SONY DSC-V3", 0, 0,
	{ 7511,-2571,-692,-7894,15088,3060,-948,1111,8128 } },
    { "SONY DSLR-A100", 0, 0xfeb,
	{ 9437,-2811,-774,-8405,16215,2290,-710,596,7181 } },
    { "SONY DSLR-A200", 0, 0,
	{ 9847,-3091,-928,-8485,16345,2225,-715,595,7103 } },
    { "SONY DSLR-A230", 0, 0,	/* copied */
	{ 9847,-3091,-928,-8485,16345,2225,-715,595,7103 } },
    { "SONY DSLR-A300", 0, 0,
	{ 9847,-3091,-928,-8485,16345,2225,-715,595,7103 } },
    { "SONY DSLR-A330", 0, 0,
	{ 9847,-3091,-929,-8485,16346,2225,-714,595,7103 } },
    { "SONY DSLR-A350", 0, 0xffc,
	{ 6038,-1484,-578,-9146,16746,2513,-875,746,7217 } },
    { "SONY DSLR-A380", 0, 0,
	{ 6038,-1484,-579,-9145,16746,2512,-875,746,7218 } },
    { "SONY DSLR-A5", 254, 0x1ffe,
	{ 4950,-580,-103,-5228,12542,3029,-709,1435,7371 } },
    { "SONY DSLR-A700", 254, 0x1ffe,
	{ 5775,-805,-359,-8574,16295,2391,-1943,2341,7249 } },
    { "SONY DSLR-A850", 256, 0x1ffe,
	{ 5413,-1162,-365,-5665,13098,2866,-608,1179,8440 } },
    { "SONY DSLR-A900", 254, 0x1ffe,
	{ 5209,-1072,-397,-8845,16120,2919,-1618,1803,8654 } }
  };
  double cam_xyz[4][3];
  char name[130];
  int i, j;

  sprintf (name, "%s %s", p_make, p_model);
  for (i=0; i < sizeof table / sizeof *table; i++)
    if (!strncmp (name, table[i].prefix, strlen(table[i].prefix))) {
      if (table[i].t_black)   black   = (ushort) table[i].t_black;
      if (table[i].t_maximum) maximum = (ushort) table[i].t_maximum;
      if (table[i].trans[0]) {
        for (j=0; j < 12; j++)
#ifdef LIBRAW_LIBRARY_BUILD
          imgdata.color.cam_xyz[0][j] = 
#endif
	  cam_xyz[0][j] = table[i].trans[j] / 10000.0;
      cam_xyz_coeff (cam_xyz);
      }
      break;
    }
}

void CLASS simple_coeff (int index)
{
  static const float table[][12] = {
  /* index 0 -- all Foveon cameras */
  { 1.4032,-0.2231,-0.1016,-0.5263,1.4816,0.017,-0.0112,0.0183,0.9113 },
  /* index 1 -- Kodak DC20 and DC25 */
  { 2.25,0.75,-1.75,-0.25,-0.25,0.75,0.75,-0.25,-0.25,-1.75,0.75,2.25 },
  /* index 2 -- Logitech Fotoman Pixtura */
  { 1.893,-0.418,-0.476,-0.495,1.773,-0.278,-1.017,-0.655,2.672 },
  /* index 3 -- Nikon E880, E900, and E990 */
  { -1.936280,  1.800443, -1.448486,  2.584324,
     1.405365, -0.524955, -0.289090,  0.408680,
    -1.204965,  1.082304,  2.941367, -1.818705 }
  };
  int i, c;

  for (raw_color = i=0; i < 3; i++)
    FORCC rgb_cam[i][c] = table[index][i*colors+c];
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.rgb_cam_state = LIBRAW_COLORSTATE_CALCULATED;
#endif
}

short CLASS guess_byte_order (int words)
{
  uchar test[4][2];
  int t=2, msb;
  double diff, sum[2] = {0,0};

  fread (test[0], 2, 2, ifp);
  for (words-=2; words--; ) {
    fread (test[t], 2, 1, ifp);
    for (msb=0; msb < 2; msb++) {
      diff = (test[t^2][msb] << 8 | test[t^2][!msb])
	   - (test[t  ][msb] << 8 | test[t  ][!msb]);
      sum[msb] += diff*diff;
    }
    t = (t+1) & 3;
  }
  return sum[0] < sum[1] ? 0x4d4d : 0x4949;
}


float CLASS find_green (int bps, int bite, int off0, int off1)
{
  UINT64 bitbuf=0;
  int vbits, col, i, c;
  ushort img[2][2064];
  double sum[]={0,0};

  FORC(2) {
    fseek (ifp, c ? off1:off0, SEEK_SET);
    for (vbits=col=0; col < width; col++) {
      for (vbits -= bps; vbits < 0; vbits += bite) {
	bitbuf <<= bite;
	for (i=0; i < bite; i+=8)
	  bitbuf |= (unsigned) (fgetc(ifp) << i);
      }
      img[c][col] = bitbuf << (64-bps-vbits) >> (64-bps);
    }
  }
  FORC(width-1) {
    sum[ c & 1] += ABS(img[0][c]-img[1][c+1]);
    sum[~c & 1] += ABS(img[1][c]-img[0][c+1]);
  }
  return 100 * log(sum[0]/sum[1]);
}

/*
   Identify which camera created this file, and set global variables
   accordingly.
 */
void CLASS identify()
{
  char head[32], *cp;
  int hlen, fsize, i, c, is_canon;
  struct jhead jh;
  static const struct {
    int fsize;
    char t_make[12], t_model[19], withjpeg;
  } table[] = {
    {    62464, "Kodak",    "DC20"            ,0 },
    {   124928, "Kodak",    "DC20"            ,0 },
    {  1652736, "Kodak",    "DCS200"          ,0 },
    {  4159302, "Kodak",    "C330"            ,0 },
    {  4162462, "Kodak",    "C330"            ,0 },
    {   460800, "Kodak",    "C603v"           ,0 },
    {   614400, "Kodak",    "C603v"           ,0 },
    {  6163328, "Kodak",    "C603"            ,0 },
    {  6166488, "Kodak",    "C603"            ,0 },
    {  9116448, "Kodak",    "C603y"           ,0 },
    {   311696, "ST Micro", "STV680 VGA"      ,0 },  /* SPYz */
    {   787456, "Creative", "PC-CAM 600"      ,0 },
    {  1138688, "Minolta",  "RD175"           ,0 },
    {  3840000, "Foculus",  "531C"            ,0 },
    {   786432, "AVT",      "F-080C"          ,0 },
    {  1447680, "AVT",      "F-145C"          ,0 },
    {  1920000, "AVT",      "F-201C"          ,0 },
    {  5067304, "AVT",      "F-510C"          ,0 },
    { 10134608, "AVT",      "F-510C"          ,0 },
    { 16157136, "AVT",      "F-810C"          ,0 },
    {  1409024, "Sony",     "XCD-SX910CR"     ,0 },
    {  2818048, "Sony",     "XCD-SX910CR"     ,0 },
    {  3884928, "Micron",   "2010"            ,0 },
    {  6624000, "Pixelink", "A782"            ,0 },
    { 13248000, "Pixelink", "A782"            ,0 },
    {  6291456, "RoverShot","3320AF"          ,0 },
    {  6553440, "Canon",    "PowerShot A460"  ,0 },
    {  6653280, "Canon",    "PowerShot A530"  ,0 },
    {  6573120, "Canon",    "PowerShot A610"  ,0 },
    {  9219600, "Canon",    "PowerShot A620"  ,0 },
    {  9243240, "Canon",    "PowerShot A470"  ,0 },
    { 10341600, "Canon",    "PowerShot A720"  ,0 },
    { 10383120, "Canon",    "PowerShot A630"  ,0 },
    { 12945240, "Canon",    "PowerShot A640"  ,0 },
    { 15636240, "Canon",    "PowerShot A650"  ,0 },
    {  5298000, "Canon",    "PowerShot SD300" ,0 },
    {  7710960, "Canon",    "PowerShot S3 IS" ,0 },
    { 15467760, "Canon",    "PowerShot SX110 IS",0 },
    {  5939200, "OLYMPUS",  "C770UZ"          ,0 },
    {  1581060, "NIKON",    "E900"            ,1 },  /* or E900s,E910 */
    {  2465792, "NIKON",    "E950"            ,1 },  /* or E800,E700 */
    {  2940928, "NIKON",    "E2100"           ,1 },  /* or E2500 */
    {  4771840, "NIKON",    "E990"            ,1 },  /* or E995, Oly C3030Z */
    {  4775936, "NIKON",    "E3700"           ,1 },  /* or Optio 33WR */
    {  5869568, "NIKON",    "E4300"           ,1 },  /* or DiMAGE Z2 */
    {  5865472, "NIKON",    "E4500"           ,1 },
    {  7438336, "NIKON",    "E5000"           ,1 },  /* or E5700 */
    {  8998912, "NIKON",    "COOLPIX S6"      ,1 },
    {  1976352, "CASIO",    "QV-2000UX"       ,1 },
    {  3217760, "CASIO",    "QV-3*00EX"       ,1 },
    {  6218368, "CASIO",    "QV-5700"         ,1 },
    {  6054400, "CASIO",    "QV-R41"          ,1 },
    {  7530816, "CASIO",    "QV-R51"          ,1 },
    {  7684000, "CASIO",    "QV-4000"         ,1 },
    {  2937856, "CASIO",    "EX-S20"          ,1 },
    {  4948608, "CASIO",    "EX-S100"         ,1 },
    {  7542528, "CASIO",    "EX-Z50"          ,1 },
    {  7753344, "CASIO",    "EX-Z55"          ,1 },
    {  7816704, "CASIO",    "EX-Z60"          ,1 },
    { 10843712, "CASIO",    "EX-Z75"          ,1 },
    { 10834368, "CASIO",    "EX-Z750"         ,1 },
    { 12310144, "CASIO",    "EX-Z850"         ,1 },
    {  7426656, "CASIO",    "EX-P505"         ,1 },
    {  9313536, "CASIO",    "EX-P600"         ,1 },
    { 10979200, "CASIO",    "EX-P700"         ,1 },
    {  3178560, "PENTAX",   "Optio S"         ,1 },
    {  4841984, "PENTAX",   "Optio S"         ,1 },
    {  6114240, "PENTAX",   "Optio S4"        ,1 },  /* or S4i, CASIO EX-Z4 */
    { 10702848, "PENTAX",   "Optio 750Z"      ,1 },
    { 15980544, "AGFAPHOTO","DC-833m"         ,1 },
    { 16098048, "SAMSUNG",  "S85"             ,1 },
    { 16215552, "SAMSUNG",  "S85"             ,1 },
    { 12582980, "Sinar",    ""                ,0 },
    { 33292868, "Sinar",    ""                ,0 },
    { 44390468, "Sinar",    ""                ,0 } };
  static const char *corp[] =
    { "Canon", "NIKON", "EPSON", "KODAK", "Kodak", "OLYMPUS", "PENTAX",
      "MINOLTA", "Minolta", "Konica", "CASIO", "Sinar", "Phase One",
      "SAMSUNG", "Mamiya", "MOTOROLA" };

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_IDENTIFY,0,2);
#endif

  tiff_flip = flip = filters = -1;	/* 0 is valid, so -1 is unknown */
  raw_height = raw_width = fuji_width = fuji_layout = cr2_slice[0] = 0;
  maximum = height = width = top_margin = left_margin = 0;
  cdesc[0] = desc[0] = artist[0] = make[0] = model[0] = model2[0] = 0;
  iso_speed = shutter = aperture = focal_len = unique_id = 0;
  memset (gpsdata, 0, sizeof gpsdata);
  memset (white, 0, sizeof white);
  thumb_offset = thumb_length = thumb_width = thumb_height = 0;
  load_raw = thumb_load_raw = 0;
  write_thumb = &CLASS jpeg_thumb;
  data_offset = meta_length = tiff_bps = tiff_compress = 0;
  kodak_cbpp = zero_after_ff = dng_version = load_flags = 0;
  timestamp = shot_order = tiff_samples = black = is_foveon = 0;
  mix_green = profile_length = data_error = zero_is_bad = 0;
  pixel_aspect = is_raw = raw_color = 1;
  tile_width = tile_length = INT_MAX;
  for (i=0; i < 4; i++) {
    cam_mul[i] = i == 1;
    pre_mul[i] = i < 3;
    FORC3 cmatrix[c][i] = 0;
    FORC3 rgb_cam[c][i] = c == i;
  }
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.cmatrix_state = LIBRAW_COLORSTATE_INIT;
  color_flags.rgb_cam_state = LIBRAW_COLORSTATE_INIT;
  color_flags.pre_mul_state = LIBRAW_COLORSTATE_INIT;
  color_flags.cam_mul_state = LIBRAW_COLORSTATE_INIT;
#endif
  colors = 3;
  for (i=0; i < 0x4000; i++) curve[i] = i;
#ifdef LIBRAW_LIBRARY_BUILD
  color_flags.curve_state = LIBRAW_COLORSTATE_INIT;
#endif

  order = get2();
  hlen = get4();
  fseek (ifp, 0, SEEK_SET);
  fread (head, 1, 32, ifp);
  fseek (ifp, 0, SEEK_END);
  fsize = ftell(ifp);
  if ((cp = (char *) memmem (head, 32, "MMMM", 4)) ||
      (cp = (char *) memmem (head, 32, "IIII", 4))) {
    parse_phase_one (cp-head);
    if (cp-head) parse_tiff(0);
  } else if (order == 0x4949 || order == 0x4d4d) {
    if (!memcmp (head+6,"HEAPCCDR",8)) {
      data_offset = hlen;
      parse_ciff (hlen, fsize - hlen);
    } else {
      parse_tiff(0);
    }
  } else if (!memcmp (head,"\xff\xd8\xff\xe1",4) &&
	     !memcmp (head+6,"Exif",4)) {
    fseek (ifp, 4, SEEK_SET);
    data_offset = 4 + get2();
    fseek (ifp, data_offset, SEEK_SET);
    if (fgetc(ifp) != 0xff)
      parse_tiff(12);
    thumb_offset = 0;
  } else if (!memcmp (head+25,"ARECOYK",7)) {
    strcpy (make, "Contax");
    strcpy (model,"N Digital");
    fseek (ifp, 33, SEEK_SET);
    get_timestamp(1);
    fseek (ifp, 60, SEEK_SET);
    FORC4 cam_mul[c ^ (c >> 1)] = get4();
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.cam_mul_state = LIBRAW_COLORSTATE_LOADED;
#endif
  } else if (!strcmp (head, "PXN")) {
    strcpy (make, "Logitech");
    strcpy (model,"Fotoman Pixtura");
  } else if (!strcmp (head, "qktk")) {
    strcpy (make, "Apple");
    strcpy (model,"QuickTake 100");
  } else if (!strcmp (head, "qktn")) {
    strcpy (make, "Apple");
    strcpy (model,"QuickTake 150");
  } else if (!memcmp (head,"FUJIFILM",8)) {
    fseek (ifp, 84, SEEK_SET);
    thumb_offset = get4();
    thumb_length = get4();
    fseek (ifp, 92, SEEK_SET);
    parse_fuji (get4());
    if (thumb_offset > 120) {
      fseek (ifp, 120, SEEK_SET);
      is_raw += (i = get4()) && 1;
      if (is_raw == 2 && shot_select)
	parse_fuji (i);
    }
    fseek (ifp, 100, SEEK_SET);
    data_offset = get4();
    parse_tiff (thumb_offset+12);
  } else if (!memcmp (head,"RIFF",4)) {
    fseek (ifp, 0, SEEK_SET);
    parse_riff();
  } else if (!memcmp (head,"\0\001\0\001\0@",6)) {
    fseek (ifp, 6, SEEK_SET);
    fread (make, 1, 8, ifp);
    fread (model, 1, 8, ifp);
    fread (model2, 1, 16, ifp);
    data_offset = get2();
    get2();
    raw_width = get2();
    raw_height = get2();
    load_raw = &CLASS nokia_load_raw;
    filters = 0x61616161;
  } else if (!memcmp (head,"DSC-Image",9))
    parse_rollei();
  else if (!memcmp (head,"PWAD",4))
    parse_sinar_ia();
  else if (!memcmp (head,"\0MRM",4))
    parse_minolta(0);
  else if (!memcmp (head,"FOVb",4))
    parse_foveon();
  else if (!memcmp (head,"CI",2))
    parse_cine();
  else
    for (i=0; i < sizeof table / sizeof *table; i++)
      if (fsize == table[i].fsize) {
	strcpy (make,  table[i].t_make );
	strcpy (model, table[i].t_model);
	if (table[i].withjpeg)
	  parse_external_jpeg();
      }
  if (make[0] == 0) parse_smal (0, fsize);
  if (make[0] == 0) parse_jpeg (is_raw = 0);

  for (i=0; i < sizeof corp / sizeof *corp; i++)
    if (strstr (make, corp[i]))		/* Simplify company names */
	strcpy (make, corp[i]);
  if (!strncmp (make,"KODAK",5) &&
	((cp = strstr(model," DIGITAL CAMERA")) ||
	 (cp = strstr(model," Digital Camera")) ||
	 (cp = strstr(model,"FILE VERSION"))))
     *cp = 0;
  cp = make + strlen(make);		/* Remove trailing spaces */
  while (*--cp == ' ') *cp = 0;
  cp = model + strlen(model);
  while (*--cp == ' ') *cp = 0;
  i = strlen(make);			/* Remove make from model */
  if (!strncasecmp (model, make, i) && model[i++] == ' ')
    memmove (model, model+i, 64-i);
  if (!strncmp (model,"Digital Camera ",15))
    strcpy (model, model+15);
  desc[511] = artist[63] = make[63] = model[63] = model2[63] = 0;
  if (!is_raw) goto notraw;

  if (!height) height = raw_height;
  if (!width)  width  = raw_width;
  if (fuji_width) {
    width = height + fuji_width;
    height = width - 1;
    pixel_aspect = 1;
  }
  if (height == 2624 && width == 3936)	/* Pentax K10D and Samsung GX10 */
    { height  = 2616;   width  = 3896; }
  if (height == 3136 && width == 4864)	/* Pentax K20D */
    { height  = 3124;   width  = 4688; }
  if (height == 3136 && width == 4736)	/* Pentax K-7 */
    { height  = 3122;   width  = 4684;
      top_margin = 2;  filters = 0x16161616; }
  if (height == 3014 && width == 4096)	/* Ricoh GX200 */
			width  = 4014;
  if (dng_version) {
    if (filters == UINT_MAX) filters = 0;
    if (filters) is_raw = tiff_samples;
    else	 colors = tiff_samples;
    if (tiff_compress == 1)
      load_raw = &CLASS adobe_dng_load_raw_nc;
    if (tiff_compress == 7)
      load_raw = &CLASS adobe_dng_load_raw_lj;
    goto dng_skip;
  }
  if ((is_canon = !strcmp(make,"Canon")))
    load_raw = memcmp (head+6,"HEAPCCDR",8) ?
	&CLASS lossless_jpeg_load_raw : &CLASS canon_compressed_load_raw;
  if (!strcmp(make,"NIKON")) {
    if (!load_raw)
      load_raw = &CLASS packed_load_raw;
    if (model[0] == 'E')
      load_flags |= !data_offset << 2 | 2;
  }
  if (!strcmp(make,"CASIO")) {
    load_raw = &CLASS packed_load_raw;
    maximum = 0xf7f;
  }

/* Set parameters based on camera name (for non-DNG files). */

  if (is_foveon) {
    if (height*2 < width) pixel_aspect = 0.5;
    if (height   > width) pixel_aspect = 2;
    filters = 0;
    load_raw = &CLASS foveon_load_raw;
    simple_coeff(0);
  } else if (is_canon && tiff_bps == 15) {
    switch (width) {
      case 3344: width -= 66;
      case 3872: width -= 6;
    }
    filters = 0;
    load_raw = &CLASS canon_sraw_load_raw;
  } else if (!strcmp(model,"PowerShot 600")) {
    height = 613;
    width  = 854;
    raw_width = 896;
    pixel_aspect = 607/628.0;
    colors = 4;
    filters = 0xe1e4e1e4;
    load_raw = &CLASS canon_600_load_raw;
  } else if (!strcmp(model,"PowerShot A5") ||
	     !strcmp(model,"PowerShot A5 Zoom")) {
    height = 773;
    width  = 960;
    raw_width = 992;
    pixel_aspect = 256/235.0;
    colors = 4;
    filters = 0x1e4e1e4e;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A50")) {
    height =  968;
    width  = 1290;
    raw_width = 1320;
    colors = 4;
    filters = 0x1b4e4b1e;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot Pro70")) {
    height = 1024;
    width  = 1552;
    colors = 4;
    filters = 0x1e4b4e1b;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot SD300")) {
    height = 1752;
    width  = 2344;
    raw_height = 1766;
    raw_width  = 2400;
    top_margin  = 12;
    left_margin = 12;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A460")) {
    height = 1960;
    width  = 2616;
    raw_height = 1968;
    raw_width  = 2664;
    top_margin  = 4;
    left_margin = 4;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A530")) {
    height = 1984;
    width  = 2620;
    raw_height = 1992;
    raw_width  = 2672;
    top_margin  = 6;
    left_margin = 10;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A610")) {
    if (canon_s2is()) strcpy (model+10, "S2 IS");
    height = 1960;
    width  = 2616;
    raw_height = 1968;
    raw_width  = 2672;
    top_margin  = 8;
    left_margin = 12;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A620")) {
    height = 2328;
    width  = 3112;
    raw_height = 2340;
    raw_width  = 3152;
    top_margin  = 12;
    left_margin = 36;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A470")) {
    height = 2328;
    width  = 3096;
    raw_height = 2346;
    raw_width  = 3152;
    top_margin  = 6;
    left_margin = 12;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A720")) {
    height = 2472;
    width  = 3298;
    raw_height = 2480;
    raw_width  = 3336;
    top_margin  = 5;
    left_margin = 6;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A630")) {
    height = 2472;
    width  = 3288;
    raw_height = 2484;
    raw_width  = 3344;
    top_margin  = 6;
    left_margin = 12;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A640")) {
    height = 2760;
    width  = 3672;
    raw_height = 2772;
    raw_width  = 3736;
    top_margin  = 6;
    left_margin = 12;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot A650")) {
    height = 3024;
    width  = 4032;
    raw_height = 3048;
    raw_width  = 4104;
    top_margin  = 12;
    left_margin = 48;
    goto canon_a5;
  } else if (!strcmp(model,"PowerShot S3 IS")) {
    height = 2128;
    width  = 2840;
    raw_height = 2136;
    raw_width  = 2888;
    top_margin  = 8;
    left_margin = 44;
canon_a5:
    tiff_bps = 10;
    load_raw = &CLASS packed_load_raw;
    load_flags = 40;
    if (raw_width > 1600) zero_is_bad = 1;
  } else if (!strcmp(model,"PowerShot SX110 IS")) {
    height = 2760;
    width  = 3684;
    raw_height = 2772;
    raw_width  = 3720;
    top_margin  = 12;
    left_margin = 6;
    load_raw = &CLASS packed_load_raw;
    load_flags = 40;
    zero_is_bad = 1;
  } else if (!strcmp(model,"PowerShot Pro90 IS")) {
    width  = 1896;
    colors = 4;
    filters = 0xb4b4b4b4;
  } else if (is_canon && raw_width == 2144) {
    height = 1550;
    width  = 2088;
    top_margin  = 8;
    left_margin = 4;
    if (!strcmp(model,"PowerShot G1")) {
      colors = 4;
      filters = 0xb4b4b4b4;
    }
  } else if (is_canon && raw_width == 2224) {
    height = 1448;
    width  = 2176;
    top_margin  = 6;
    left_margin = 48;
  } else if (is_canon && raw_width == 2376) {
    height = 1720;
    width  = 2312;
    top_margin  = 6;
    left_margin = 12;
  } else if (is_canon && raw_width == 2672) {
    height = 1960;
    width  = 2616;
    top_margin  = 6;
    left_margin = 12;
  } else if (is_canon && raw_width == 3152) {
    height = 2056;
    width  = 3088;
    top_margin  = 12;
    left_margin = 64;
    if (unique_id == 0x80000170)
      adobe_coeff ("Canon","EOS 300D");
  } else if (is_canon && raw_width == 3160) {
    height = 2328;
    width  = 3112;
    top_margin  = 12;
    left_margin = 44;
  } else if (is_canon && raw_width == 3344) {
    height = 2472;
    width  = 3288;
    top_margin  = 6;
    left_margin = 4;
  } else if (!strcmp(model,"EOS D2000C")) {
    filters = 0x61616161;
    black = curve[200];
  } else if (is_canon && raw_width == 3516) {
    top_margin  = 14;
    left_margin = 42;
    if (unique_id == 0x80000189)
      adobe_coeff ("Canon","EOS 350D");
    goto canon_cr2;
  } else if (is_canon && raw_width == 3596) {
    top_margin  = 12;
    left_margin = 74;
    goto canon_cr2;
  } else if (is_canon && raw_width == 3744) {
    height = 2760;
    width  = 3684;
    top_margin  = 16;
    left_margin = 8;
  } else if (is_canon && raw_width == 3944) {
    height = 2602;
    width  = 3908;
    top_margin  = 18;
    left_margin = 30;
  } else if (is_canon && raw_width == 3948) {
    top_margin  = 18;
    left_margin = 42;
    height -= 2;
    if (unique_id == 0x80000236)
      adobe_coeff ("Canon","EOS 400D");
    if (unique_id == 0x80000254)
      adobe_coeff ("Canon","EOS 1000D");
    goto canon_cr2;
  } else if (is_canon && raw_width == 3984) {
    top_margin  = 20;
    left_margin = 76;
    height -= 2;
    goto canon_cr2;
  } else if (is_canon && raw_width == 4104) {
    height = 3024;
    width  = 4032;
    top_margin  = 12;
    left_margin = 48;
  } else if (is_canon && raw_width == 4152) {
    top_margin  = 12;
    left_margin = 192;
    goto canon_cr2;
  } else if (is_canon && raw_width == 4312) {
    top_margin  = 18;
    left_margin = 22;
    height -= 2;
    if (unique_id == 0x80000176)
      adobe_coeff ("Canon","EOS 450D");
    goto canon_cr2;
  } else if (is_canon && raw_width == 4476) {
    top_margin  = 34;
    left_margin = 90;
    goto canon_cr2;
  } else if (is_canon && raw_width == 4480) {
    height = 3326;
    width  = 4432;
    top_margin  = 10;
    left_margin = 12;
    filters = 0x49494949;
  } else if (is_canon && raw_width == 1208) {
    top_margin = unique_id == 0x80000261 ? 51:26;
    left_margin = 62;
    raw_width = width *= 4;
    if (unique_id == 0x80000252)
      adobe_coeff ("Canon","EOS 500D");
    goto canon_cr2;
  } else if (is_canon && raw_width == 1280) {
    height -= top_margin = 45;
    left_margin = 142;
    raw_width *= 4;
    width = 4916;
  } else if (is_canon && raw_width == 1340) {
    top_margin = 51;
    left_margin = 158;
    raw_width = width *= 4;
    goto canon_cr2;
  } else if (is_canon && raw_width == 1448) {
    top_margin  = 51;
    left_margin = 158;
    raw_width = width *= 4;
    goto canon_cr2;
  } else if (is_canon && raw_width == 5108) {
    top_margin  = 13;
    left_margin = 98;
canon_cr2:
    height -= top_margin;
    width  -= left_margin;
  } else if (is_canon && raw_width == 5712) {
    height = 3752;
    width  = 5640;
    top_margin  = 20;
    left_margin = 62;
  } else if (!strcmp(model,"D1")) {
    cam_mul[0] *= 256/527.0;
    cam_mul[2] *= 256/317.0;
  } else if (!strcmp(model,"D1X")) {
    width -= 4;
    pixel_aspect = 0.5;
  } else if (!strcmp(model,"D40X") ||
	     !strcmp(model,"D60")  ||
	     !strcmp(model,"D80")  ||
	     !strcmp(model,"D3000")) {
    height -= 3;
    width  -= 4;
  } else if (!strcmp(model,"D3")   ||
	     !strcmp(model,"D3S")  ||
	     !strcmp(model,"D700")) {
    width -= 4;
    left_margin = 2;
  } else if (!strcmp(model,"D5000")) {
    width -= 42;
  } else if (!strncmp(model,"D40",3) ||
	     !strncmp(model,"D50",3) ||
	     !strncmp(model,"D70",3)) {
    width--;
  } else if (!strcmp(model,"D90")) {
    width -= 42;
  } else if (!strcmp(model,"D100")) {
    if (tiff_compress == 34713 && !nikon_is_compressed()) {
      load_raw = &CLASS packed_load_raw;
      load_flags |= 1;
      raw_width = (width += 3) + 3;
    }
  } else if (!strcmp(model,"D200")) {
    left_margin = 1;
    width -= 4;
    filters = 0x94949494;
  } else if (!strncmp(model,"D2H",3)) {
    left_margin = 6;
    width -= 14;
  } else if (!strncmp(model,"D2X",3)) {
    if (width == 3264) width -= 32;
    else width -= 8;
  } else if (!strncmp(model,"D300",4)) {
    width -= 32;
  } else if (!strcmp(model,"COOLPIX P6000")) {
    load_flags = 24;
    filters = 0x94949494;
  } else if (fsize == 1581060) {
    height = 963;
    width = 1287;
    raw_width = 1632;
    maximum = 0x3f4;
    colors = 4;
    filters = 0x1e1e1e1e;
    simple_coeff(3);
    pre_mul[0] = 1.2085;
    pre_mul[1] = 1.0943;
    pre_mul[3] = 1.1103;
#ifdef LIBRAW_LIBRARY_BUILD
    color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
#endif
    goto e900;
  } else if (fsize == 2465792) {
    height = 1203;
    width  = 1616;
    raw_width = 2048;
    colors = 4;
    filters = 0x4b4b4b4b;
    adobe_coeff ("NIKON","E950");
e900:
    tiff_bps = 10;
    load_raw = &CLASS packed_load_raw;
    load_flags = 6;
  } else if (fsize == 4771840) {
    height = 1540;
    width  = 2064;
    colors = 4;
    filters = 0xe1e1e1e1;
    load_raw = &CLASS packed_load_raw;
    load_flags = 6;
    if (!timestamp && nikon_e995())
      strcpy (model, "E995");
    if (strcmp(model,"E995")) {
      filters = 0xb4b4b4b4;
      simple_coeff(3);
      pre_mul[0] = 1.196;
      pre_mul[1] = 1.246;
      pre_mul[2] = 1.018;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
#endif
    }
  } else if (!strcmp(model,"E2100")) {
    if (!timestamp && !nikon_e2100()) goto cp_e2500;
    height = 1206;
    width  = 1616;
    load_flags = 30;
  } else if (!strcmp(model,"E2500")) {
cp_e2500:
    strcpy (model, "E2500");
    height = 1204;
    width  = 1616;
    colors = 4;
    filters = 0x4b4b4b4b;
  } else if (fsize == 4775936) {
    height = 1542;
    width  = 2064;
    load_raw = &CLASS packed_load_raw;
    load_flags = 30;
    if (!timestamp) nikon_3700();
    if (model[0] == 'E' && atoi(model+1) < 3700)
      filters = 0x49494949;
    if (!strcmp(model,"Optio 33WR")) {
      flip = 1;
      filters = 0x16161616;
    }
    if (make[0] == 'O') {
      i = find_green (12, 32, 0, fsize/2);
      c = find_green (12, 32, 0, 3096);
      if (abs(i) < abs(c)) {
	SWAP(i,c);
	load_flags = 24;
      }
      if (i < 0) filters = 0x61616161;
    }
  } else if (fsize == 5869568) {
    height = 1710;
    width  = 2288;
    filters = 0x16161616;
    if (!timestamp && minolta_z2()) {
      strcpy (make, "Minolta");
      strcpy (model,"DiMAGE Z2");
    }
    load_raw = &CLASS packed_load_raw;
    load_flags = 6 + 24*(make[0] == 'M');
  } else if (!strcmp(model,"E4500")) {
    height = 1708;
    width  = 2288;
    colors = 4;
    filters = 0xb4b4b4b4;
  } else if (fsize == 7438336) {
    height = 1924;
    width  = 2576;
    colors = 4;
    filters = 0xb4b4b4b4;
  } else if (fsize == 8998912) {
    height = 2118;
    width  = 2832;
    maximum = 0xf83;
    load_raw = &CLASS packed_load_raw;
    load_flags = 30;
  } else if (!strcmp(make,"FUJIFILM")) {
    if (!strcmp(model+7,"S2Pro")) {
      strcpy (model+7," S2Pro");
      height = 2144;
      width  = 2880;
      flip = 6;
    } else
      maximum = 0x3e00;
    if (is_raw == 2 && shot_select)
      maximum = 0x2f00;
    top_margin = (raw_height - height)/2;
    left_margin = (raw_width - width )/2;
    if (is_raw == 2)
      data_offset += (shot_select > 0) * ( fuji_layout ?
		(raw_width *= 2) : raw_height*raw_width*2 );
    if (load_raw == &CLASS fuji_load_raw) {
      fuji_width = width >> !fuji_layout;
      width = (height >> fuji_layout) + fuji_width;
      raw_height = height;
      height = width - 1;
      if (~fuji_width & 1) filters = 0x49494949;
    }
  } else if (!strcmp(model,"RD175")) {
    height = 986;
    width = 1534;
    data_offset = 513;
    filters = 0x61616161;
    load_raw = &CLASS minolta_rd175_load_raw;
  } else if (!strcmp(model,"KD-400Z")) {
    height = 1712;
    width  = 2312;
    raw_width = 2336;
    goto konica_400z;
  } else if (!strcmp(model,"KD-510Z")) {
    goto konica_510z;
  } else if (!strcasecmp(make,"MINOLTA")) {
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xfff;
    if (!strncmp(model,"DiMAGE A",8)) {
      if (!strcmp(model,"DiMAGE A200"))
	filters = 0x49494949;
      tiff_bps = 12;
      load_raw = &CLASS packed_load_raw;
    } else if (!strncmp(model,"ALPHA",5) ||
	       !strncmp(model,"DYNAX",5) ||
	       !strncmp(model,"MAXXUM",6)) {
      sprintf (model+20, "DYNAX %-10s", model+6+(model[0]=='M'));
      adobe_coeff (make, model+20);
      load_raw = &CLASS packed_load_raw;
    } else if (!strncmp(model,"DiMAGE G",8)) {
      if (model[8] == '4') {
	height = 1716;
	width  = 2304;
      } else if (model[8] == '5') {
konica_510z:
	height = 1956;
	width  = 2607;
	raw_width = 2624;
      } else if (model[8] == '6') {
	height = 2136;
	width  = 2848;
      }
      data_offset += 14;
      filters = 0x61616161;
konica_400z:
      load_raw = &CLASS unpacked_load_raw;
      maximum = 0x3df;
      order = 0x4d4d;
    }
  } else if (!strcmp(model,"*ist D")) {
    data_error = -1;
  } else if (!strcmp(model,"*ist DS")) {
    height -= 2;
  } else if (!strcmp(model,"K20D")) {
    filters = 0x16161616;
  } else if (!strcmp(model,"K-x")) {
    width = 4309;
    filters = 0x16161616;
  } else if (!strcmp(model,"Optio S")) {
    if (fsize == 3178560) {
      height = 1540;
      width  = 2064;
      load_raw = &CLASS eight_bit_load_raw;
      cam_mul[0] *= 4;
      cam_mul[2] *= 4;
    } else {
      height = 1544;
      width  = 2068;
      raw_width = 3136;
      load_raw = &CLASS packed_load_raw;
      maximum = 0xf7c;
    }
  } else if (fsize == 6114240) {
    height = 1737;
    width  = 2324;
    raw_width = 3520;
    load_raw = &CLASS packed_load_raw;
    maximum = 0xf7a;
  } else if (!strcmp(model,"Optio 750Z")) {
    height = 2302;
    width  = 3072;
    load_raw = &CLASS packed_load_raw;
    load_flags = 30;
  } else if (!strcmp(model,"DC-833m")) {
    height = 2448;
    width  = 3264;
    order = 0x4949;
    filters = 0x61616161;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xfc00;
  } else if (!strncmp(model,"S85",3)) {
    height = 2448;
    width  = 3264;
    raw_width = fsize/height/2;
    order = 0x4d4d;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xffff;
  } else if (!strcmp(model,"STV680 VGA")) {
    height = 484;
    width  = 644;
    load_raw = &CLASS eight_bit_load_raw;
    flip = 2;
    filters = 0x16161616;
    black = 16;
  } else if (!strcmp(model,"N95")) {
    height = raw_height - (top_margin = 2);
  } else if (!strcmp(model,"531C")) {
    height = 1200;
    width  = 1600;
    load_raw = &CLASS unpacked_load_raw;
    filters = 0x49494949;
  } else if (!strcmp(model,"F-080C")) {
    height = 768;
    width  = 1024;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (!strcmp(model,"F-145C")) {
    height = 1040;
    width  = 1392;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (!strcmp(model,"F-201C")) {
    height = 1200;
    width  = 1600;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (!strcmp(model,"F-510C")) {
    height = 1958;
    width  = 2588;
    load_raw = fsize < 7500000 ?
	&CLASS eight_bit_load_raw : &CLASS unpacked_load_raw;
    maximum = 0xfff0;
  } else if (!strcmp(model,"F-810C")) {
    height = 2469;
    width  = 3272;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xfff0;
  } else if (!strcmp(model,"XCD-SX910CR")) {
    height = 1024;
    width  = 1375;
    raw_width = 1376;
    filters = 0x49494949;
    maximum = 0x3ff;
    load_raw = fsize < 2000000 ?
	&CLASS eight_bit_load_raw : &CLASS unpacked_load_raw;
  } else if (!strcmp(model,"2010")) {
    height = 1207;
    width  = 1608;
    order = 0x4949;
    filters = 0x16161616;
    data_offset = 3212;
    maximum = 0x3ff;
    load_raw = &CLASS unpacked_load_raw;
  } else if (!strcmp(model,"A782")) {
    height = 3000;
    width  = 2208;
    filters = 0x61616161;
    load_raw = fsize < 10000000 ?
	&CLASS eight_bit_load_raw : &CLASS unpacked_load_raw;
    maximum = 0xffc0;
  } else if (!strcmp(model,"3320AF")) {
    height = 1536;
    raw_width = width = 2048;
    filters = 0x61616161;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0x3ff;
    fseek (ifp, 0x300000, SEEK_SET);
    if ((order = guess_byte_order(0x10000)) == 0x4d4d) {
      height -= (top_margin = 16);
      width -= (left_margin = 28);
      maximum = 0xf5c0;
      strcpy (make, "ISG");
      model[0] = 0;
    }
  } else if (!strcmp(make,"Hasselblad")) {
    if (load_raw == &CLASS lossless_jpeg_load_raw)
      load_raw = &CLASS hasselblad_load_raw;
    if (raw_width == 7262) {
      height = 5444;
      width  = 7248;
      top_margin  = 4;
      left_margin = 7;
      filters = 0x61616161;
    } else if (raw_width == 4090) {
      strcpy (model, "V96C");
      height -= (top_margin = 6);
      width -= (left_margin = 3) + 7;
      filters = 0x61616161;
    }
  } else if (!strcmp(make,"Sinar")) {
    if (!memcmp(head,"8BPS",4)) {
      fseek (ifp, 14, SEEK_SET);
      height = get4();
      width  = get4();
      filters = 0x61616161;
      data_offset = 68;
    }
    if (!load_raw) load_raw = &CLASS unpacked_load_raw;
    maximum = 0x3fff;
  } else if (!strcmp(make,"Leaf")) {
    maximum = 0x3fff;
    fseek (ifp, data_offset, SEEK_SET);
    if (ljpeg_start (&jh, 1) && jh.bits == 15)
      maximum = 0x1fff;
    if (tiff_samples > 1) filters = 0;
    if (tiff_samples > 1 || tile_length < raw_height)
      load_raw = &CLASS leaf_hdr_load_raw;
    if ((width | height) == 2048) {
      if (tiff_samples == 1) {
	filters = 1;
	strcpy (cdesc, "RBTG");
	strcpy (model, "CatchLight");
	top_margin =  8; left_margin = 18; height = 2032; width = 2016;
      } else {
	strcpy (model, "DCB2");
	top_margin = 10; left_margin = 16; height = 2028; width = 2022;
      }
    } else if (width+height == 3144+2060) {
      if (!model[0]) strcpy (model, "Cantare");
      if (width > height) {
	 top_margin = 6; left_margin = 32; height = 2048;  width = 3072;
	filters = 0x61616161;
      } else {
	left_margin = 6;  top_margin = 32;  width = 2048; height = 3072;
	filters = 0x16161616;
      }
      if (!cam_mul[0] || model[0] == 'V') filters = 0;
      else is_raw = tiff_samples;
    } else if (width == 2116) {
      strcpy (model, "Valeo 6");
      height -= 2 * (top_margin = 30);
      width -= 2 * (left_margin = 55);
      filters = 0x49494949;
    } else if (width == 3171) {
      strcpy (model, "Valeo 6");
      height -= 2 * (top_margin = 24);
      width -= 2 * (left_margin = 24);
      filters = 0x16161616;
    }
  } else if (!strcmp(make,"LEICA") || !strcmp(make,"Panasonic")) {
    maximum = 0xfff0;
    if ((fsize-data_offset) / (width*8/7) == height)
      load_raw = &CLASS panasonic_load_raw;
    if (!load_raw) load_raw = &CLASS unpacked_load_raw;
    switch (width) {
      case 2568:
	adobe_coeff ("Panasonic","DMC-LC1");  break;
      case 3130:
	left_margin = -14;
      case 3170:
	left_margin += 18;
	width = 3096;
	if (height > 2326) {
	  height = 2326;
	  top_margin = 13;
	  filters = 0x49494949;
	}
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-FZ8");  break;
      case 3213:
	width -= 27;
      case 3177:
	width -= 10;
	filters = 0x49494949;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-L1");  break;
      case 3304:
	width -= 17;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-FZ30");  break;
      case 3330:
	width += 43;
	left_margin = -6;
	maximum = 0xf7f0;
      case 3370:
	width -= 82;
	left_margin += 15;
	if (height > 2480)
	    height = 2480 - (top_margin = 10);
	filters = 0x49494949;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-FZ18");  break;
      case 3690:
	height -= 2;
	left_margin = -14;
	maximum = 0xf7f0;
      case 3770:
	width = 3672;
	if (--height == 2798 && (height = 2760))
	  top_margin = 15;
	else filters = 0x49494949;
	left_margin += 17;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-FZ50");  break;
      case 3710:
	width = 3682;
	filters = 0x49494949;
	adobe_coeff ("Panasonic","DMC-L10");  break;
      case 3724:
	width -= 14;
	if (height == 2450) height -= 2;
      case 3836:
	width -= 42;
lx3:	filters = 0x16161616;
	if (make[0] != 'P')
	  adobe_coeff ("Panasonic","DMC-LX3");
	break;
      case 3880:
	width -= 22;
	left_margin = 6;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-LX1");  break;
      case 4060:
	width = 3982;
	if (height == 2250) goto lx3;
	width = 4018;
	filters = 0x16161616;
	if (!strncmp(model,"DMC-FZ3",7)) {
	  height -= 2;
	  adobe_coeff ("Panasonic","DMC-FZ35");  break;
	}
	filters = 0x49494949;
	if (!strcmp(model,"DMC-GH1")) break;
	zero_is_bad = 1;
	adobe_coeff ("Panasonic","DMC-G1");  break;
      case 4172:
      case 4396:
	width -= 28;
	filters = 0x49494949;
	adobe_coeff ("Panasonic","DMC-GH1");  break;
      case 4290:
	height += 38;
	left_margin = -14;
	filters = 0x49494949;
      case 4330:
	width = 4248;
	if ((height -= 39) == 2400)
	  top_margin = 15;
	left_margin += 17;
	adobe_coeff ("Panasonic","DMC-LX2");  break;
      case 4508:
	height -= 6;
	width = 4429;
	filters = 0x16161616;
	adobe_coeff ("Panasonic","DMC-FX150");  break;
    }
  } else if (!strcmp(model,"C770UZ")) {
    height = 1718;
    width  = 2304;
    filters = 0x16161616;
    load_raw = &CLASS packed_load_raw;
    load_flags = 30;
  } else if (!strcmp(make,"OLYMPUS")) {
    height += height & 1;
    filters = exif_cfa;
    if (width == 4100) width -= 4;
    if (load_raw == &CLASS olympus_load_raw) {
      tiff_bps = 12;
      black >>= 4;
    } else if (!strcmp(model,"E-10") ||
	      !strncmp(model,"E-20",4)) {
      black <<= 2;
    } else if (!strcmp(model,"E-300") ||
	       !strcmp(model,"E-500")) {
      width -= 20;
      if (load_raw == &CLASS unpacked_load_raw) {
	maximum = 0xfc30;
	black = 0;
      }
    } else if (!strcmp(model,"E-330")) {
      width -= 30;
      if (load_raw == &CLASS unpacked_load_raw)
	maximum = 0xf790;
    } else if (!strcmp(model,"SP550UZ")) {
      thumb_length = fsize - (thumb_offset = 0xa39800);
      thumb_height = 480;
      thumb_width  = 640;
    }
  } else if (!strcmp(model,"N Digital")) {
    height = 2047;
    width  = 3072;
    filters = 0x61616161;
    data_offset = 0x1a00;
    load_raw = &CLASS packed_load_raw;
  } else if (!strcmp(model,"DSC-F828")) {
    width = 3288;
    left_margin = 5;
    data_offset = 862144;
    load_raw = &CLASS sony_load_raw;
    filters = 0x9c9c9c9c;
    colors = 4;
    strcpy (cdesc, "RGBE");
  } else if (!strcmp(model,"DSC-V3")) {
    width = 3109;
    left_margin = 59;
    data_offset = 787392;
    load_raw = &CLASS sony_load_raw;
  } else if (!strcmp(make,"SONY") && raw_width == 3984) {
    adobe_coeff ("SONY","DSC-R1");
    width = 3925;
    order = 0x4d4d;
  } else if (!strcmp(model,"DSLR-A100")) {
    height--;
    width = ++raw_width;
    filters = 0x61616161;
  } else if (!strcmp(model,"DSLR-A350")) {
    height -= 4;
  } else if (!strcmp(model,"PIXL")) {
    height -= top_margin = 4;
    width -= left_margin = 32;
    gamma_curve (0, 7, 1, 255);
  } else if (!strcmp(model,"C603v")) {
    height = 480;
    width  = 640;
    if (fsize < 614400 || find_green (16, 16, 3840, 5120) < 25) goto c603v;
    strcpy (model,"KAI-0340");
    height -= 3;
    data_offset = 3840;
    order = 0x4949;
    load_raw = &CLASS unpacked_load_raw;
  } else if (!strcmp(model,"C603y")) {
    height = 2134;
    width  = 2848;
c603v:
    filters = 0;
    load_raw = &CLASS kodak_yrgb_load_raw;
    gamma_curve (0, 3.875, 1, 255);
  } else if (!strcmp(model,"C603")) {
    raw_height = height = 2152;
    raw_width  = width  = 2864;
    goto c603;
  } else if (!strcmp(model,"C330")) {
    height = 1744;
    width  = 2336;
    raw_height = 1779;
    raw_width  = 2338;
    top_margin = 33;
    left_margin = 1;
c603:
    order = 0x4949;
    if ((data_offset = fsize - raw_height*raw_width)) {
      fseek (ifp, 168, SEEK_SET);
      read_shorts (curve, 256);
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.curve_state = LIBRAW_COLORSTATE_LOADED;
#endif
    } else gamma_curve (0, 3.875, 1, 255);
    load_raw = &CLASS eight_bit_load_raw;
  }
#if 1
  else
      identify2(fsize,head); /* Avoid MS VS 2008 bug */
#else
 else if (!strcmp(model,"EASYSHARE Z1015 IS")) {
    height = 2742;
    width  = 3664;
    goto ezshare;
  } else if (!strcmp(model,"EasyShare Z980")) {
    height = 3006;
    width  = 4016;
ezshare:
    data_offset = 0x15000;
    load_raw = &CLASS packed_load_raw;
  } else if (!strcasecmp(make,"KODAK")) {
    if (filters == UINT_MAX) filters = 0x61616161;
    if (!strncmp(model,"NC2000",6)) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"EOSDCS3B")) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"EOSDCS1")) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"DCS420")) {
      width -= 4;
      left_margin = 2;
    } else if (!strncmp(model,"DCS460 ",7)) {
      model[6] = 0;
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"DCS460A")) {
      width -= 4;
      left_margin = 2;
      colors = 1;
      filters = 0;
    } else if (!strcmp(model,"DCS660M")) {
      black = 214;
      colors = 1;
      filters = 0;
    } else if (!strcmp(model,"DCS760M")) {
      colors = 1;
      filters = 0;
    }
    if (!strcmp(model+4,"20X"))
      strcpy (cdesc, "MYCY");
    if (strstr(model,"DC25")) {
      strcpy (model, "DC25");
      data_offset = 15424;
    }
    if (!strncmp(model,"DC2",3)) {
      height = 242;
      if (fsize < 100000) {
	raw_width = 256; width = 249;
	pixel_aspect = (4.0*height) / (3.0*width);
      } else {
	raw_width = 512; width = 501;
	pixel_aspect = (493.0*height) / (373.0*width);
      }
      data_offset += raw_width + 1;
      colors = 4;
      filters = 0x8d8d8d8d;
      simple_coeff(1);
      pre_mul[1] = 1.179;
      pre_mul[2] = 1.209;
      pre_mul[3] = 1.036;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
#endif
      load_raw = &CLASS eight_bit_load_raw;
    } else if (!strcmp(model,"40")) {
      strcpy (model, "DC40");
      height = 512;
      width  = 768;
      data_offset = 1152;
      load_raw = &CLASS kodak_radc_load_raw;
    } else if (strstr(model,"DC50")) {
      strcpy (model, "DC50");
      height = 512;
      width  = 768;
      data_offset = 19712;
      load_raw = &CLASS kodak_radc_load_raw;
    } else if (strstr(model,"DC120")) {
      strcpy (model, "DC120");
      height = 976;
      width  = 848;
      pixel_aspect = height/0.75/width;
      load_raw = tiff_compress == 7 ?
	&CLASS kodak_jpeg_load_raw : &CLASS kodak_dc120_load_raw;
    } else if (!strcmp(model,"DCS200")) {
      thumb_height = 128;
      thumb_width  = 192;
      thumb_offset = 6144;
      thumb_misc   = 360;
      write_thumb = &CLASS layer_thumb;
      height = 1024;
      width  = 1536;
      data_offset = 79872;
      load_raw = &CLASS eight_bit_load_raw;
      black = 17;
    }
  } else if (!strcmp(model,"Fotoman Pixtura")) {
    height = 512;
    width  = 768;
    data_offset = 3632;
    load_raw = &CLASS kodak_radc_load_raw;
    filters = 0x61616161;
    simple_coeff(2);
  } else if (!strcmp(model,"QuickTake 100")) {
    fseek (ifp, 544, SEEK_SET);
    height = get2();
    width  = get2();
    data_offset = (get4(),get2()) == 30 ? 738:736;
    if (height > width) {
      SWAP(height,width);
      fseek (ifp, data_offset-6, SEEK_SET);
      flip = ~get2() & 3 ? 5:6;
    }
    load_raw = &CLASS quicktake_100_load_raw;
    filters = 0x61616161;
  } else if (!strcmp(model,"QuickTake 150")) {
    data_offset = 738 - head[5];
    if (head[5]) strcpy (model+10, "200");
    load_raw = &CLASS kodak_radc_load_raw;
    height = 480;
    width  = 640;
    filters = 0x61616161;
  } else if (!strcmp(make,"Rollei") && !load_raw) {
    switch (raw_width) {
      case 1316:
	height = 1030;
	width  = 1300;
	top_margin  = 1;
	left_margin = 6;
	break;
      case 2568:
	height = 1960;
	width  = 2560;
	top_margin  = 2;
	left_margin = 8;
    }
    filters = 0x16161616;
    load_raw = &CLASS rollei_load_raw;
  } else if (!strcmp(model,"PC-CAM 600")) {
    height = 768;
    data_offset = width = 1024;
    filters = 0x49494949;
    load_raw = &CLASS eight_bit_load_raw;
  }
 else if (!strcmp(model,"QV-2000UX")) {
    height = 1208;
    width  = 1632;
    data_offset = width * 2;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (fsize == 3217760) {
    height = 1546;
    width  = 2070;
    raw_width = 2080;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (!strcmp(model,"QV-4000")) {
    height = 1700;
    width  = 2260;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xffff;
  } else if (!strcmp(model,"QV-5700")) {
    height = 1924;
    width  = 2576;
    raw_width = 3232;
    tiff_bps = 10;
  } else if (!strcmp(model,"QV-R41")) {
    height = 1720;
    width  = 2312;
    raw_width = 3520;
    left_margin = 2;
  } else if (!strcmp(model,"QV-R51")) {
    height = 1926;
    width  = 2580;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-S20")) {
    height = 1208;
    width  = 1620;
    raw_width = 2432;
    flip = 3;
  } else if (!strcmp(model,"EX-S100")) {
    height = 1544;
    width  = 2058;
    raw_width = 3136;
  } else if (!strcmp(model,"EX-Z50")) {
    height = 1931;
    width  = 2570;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-Z55")) {
    height = 1960;
    width  = 2570;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-Z60")) {
    height = 2145;
    width  = 2833;
    raw_width = 3584;
    filters = 0x16161616;
    tiff_bps = 10;
  } else if (!strcmp(model,"EX-Z75")) {
    height = 2321;
    width  = 3089;
    raw_width = 4672;
    maximum = 0xfff;
  } else if (!strcmp(model,"EX-Z750")) {
    height = 2319;
    width  = 3087;
    raw_width = 4672;
    maximum = 0xfff;
  } else if (!strcmp(model,"EX-Z850")) {
    height = 2468;
    width  = 3279;
    raw_width = 4928;
    maximum = 0xfff;
  } else if (!strcmp(model,"EX-P505")) {
    height = 1928;
    width  = 2568;
    raw_width = 3852;
    maximum = 0xfff;
  } else if (fsize == 9313536) {	/* EX-P600 or QV-R61 */
    height = 2142;
    width  = 2844;
    raw_width = 4288;
  } else if (!strcmp(model,"EX-P700")) {
    height = 2318;
    width  = 3082;
    raw_width = 4672;
  }
#endif
  if (!model[0])
    sprintf (model, "%dx%d", width, height);
  if (filters == UINT_MAX) filters = 0x94949494;
  if (raw_color) adobe_coeff (make, model);
  if (load_raw == &CLASS kodak_radc_load_raw)
    if (raw_color) adobe_coeff ("Apple","Quicktake");
  if (thumb_offset && !thumb_height) {
    fseek (ifp, thumb_offset, SEEK_SET);
    if (ljpeg_start (&jh, 1)) {
      thumb_width  = jh.wide;
      thumb_height = jh.high;
    }
  }
dng_skip:
  if (!tiff_bps) tiff_bps = 12;
  if (!maximum) maximum = (1 << tiff_bps) - 1;
  if (!load_raw || height < 22) is_raw = 0;
#ifdef NO_JPEG
  if (load_raw == &CLASS kodak_jpeg_load_raw) {
#ifdef DCRAW_VERBOSE
    fprintf (stderr,_("%s: You must link dcraw with libjpeg!!\n"), ifname);
#endif
    is_raw = 0;
#ifdef LIBRAW_LIBRARY_BUILD
    imgdata.process_warnings |= LIBRAW_WARN_NO_JPEGLIB;
#endif
  }
#endif
  if (!cdesc[0])
    strcpy (cdesc, colors == 3 ? "RGB":"GMCY");
  if (!raw_height) raw_height = height;
  if (!raw_width ) raw_width  = width;
  if (filters && colors == 3)
    for (i=0; i < 32; i+=4) {
      if ((filters >> i & 15) == 9)
	filters |= 2 << i;
      if ((filters >> i & 15) == 6)
	filters |= 8 << i;
    }
notraw:
  if (flip == -1) flip = tiff_flip;
  if (flip == -1) flip = 0;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_IDENTIFY,1,2);
#endif
}

void CLASS identify2(unsigned fsize, char *head)
{
    if (!strcmp(model,"EASYSHARE Z1015 IS")) {
    height = 2742;
    width  = 3664;
    goto ezshare;
  } else if (!strcmp(model,"EasyShare Z980")) {
    height = 3006;
    width  = 4016;
ezshare:
    data_offset = 0x15000;
    load_raw = &CLASS packed_load_raw;
  } else if (!strcasecmp(make,"KODAK")) {
    if (filters == UINT_MAX) filters = 0x61616161;
    if (!strncmp(model,"NC2000",6)) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"EOSDCS3B")) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"EOSDCS1")) {
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"DCS420")) {
      width -= 4;
      left_margin = 2;
    } else if (!strncmp(model,"DCS460 ",7)) {
      model[6] = 0;
      width -= 4;
      left_margin = 2;
    } else if (!strcmp(model,"DCS460A")) {
      width -= 4;
      left_margin = 2;
      colors = 1;
      filters = 0;
    } else if (!strcmp(model,"DCS660M")) {
      black = 214;
      colors = 1;
      filters = 0;
    } else if (!strcmp(model,"DCS760M")) {
      colors = 1;
      filters = 0;
    }
    if (!strcmp(model+4,"20X"))
      strcpy (cdesc, "MYCY");
    if (strstr(model,"DC25")) {
      strcpy (model, "DC25");
      data_offset = 15424;
    }
    if (!strncmp(model,"DC2",3)) {
      height = 242;
      if (fsize < 100000) {
	raw_width = 256; width = 249;
	pixel_aspect = (4.0*height) / (3.0*width);
      } else {
	raw_width = 512; width = 501;
	pixel_aspect = (493.0*height) / (373.0*width);
      }
      data_offset += raw_width + 1;
      colors = 4;
      filters = 0x8d8d8d8d;
      simple_coeff(1);
      pre_mul[1] = 1.179;
      pre_mul[2] = 1.209;
      pre_mul[3] = 1.036;
#ifdef LIBRAW_LIBRARY_BUILD
      color_flags.pre_mul_state = LIBRAW_COLORSTATE_CONST;
#endif
      load_raw = &CLASS eight_bit_load_raw;
    } else if (!strcmp(model,"40")) {
      strcpy (model, "DC40");
      height = 512;
      width  = 768;
      data_offset = 1152;
      load_raw = &CLASS kodak_radc_load_raw;
    } else if (strstr(model,"DC50")) {
      strcpy (model, "DC50");
      height = 512;
      width  = 768;
      data_offset = 19712;
      load_raw = &CLASS kodak_radc_load_raw;
    } else if (strstr(model,"DC120")) {
      strcpy (model, "DC120");
      height = 976;
      width  = 848;
      pixel_aspect = height/0.75/width;
      load_raw = tiff_compress == 7 ?
	&CLASS kodak_jpeg_load_raw : &CLASS kodak_dc120_load_raw;
    } else if (!strcmp(model,"DCS200")) {
      thumb_height = 128;
      thumb_width  = 192;
      thumb_offset = 6144;
      thumb_misc   = 360;
      write_thumb = &CLASS layer_thumb;
      height = 1024;
      width  = 1536;
      data_offset = 79872;
      load_raw = &CLASS eight_bit_load_raw;
      black = 17;
    }
} else if (!strcmp(model,"Fotoman Pixtura")) {
    height = 512;
    width  = 768;
    data_offset = 3632;
    load_raw = &CLASS kodak_radc_load_raw;
    filters = 0x61616161;
    simple_coeff(2);
  } else if (!strcmp(model,"QuickTake 100")) {
    fseek (ifp, 544, SEEK_SET);
    height = get2();
    width  = get2();
    data_offset = (get4(),get2()) == 30 ? 738:736;
    if (height > width) {
      SWAP(height,width);
      fseek (ifp, data_offset-6, SEEK_SET);
      flip = ~get2() & 3 ? 5:6;
    }
    load_raw = &CLASS quicktake_100_load_raw;
    filters = 0x61616161;
  } else if (!strcmp(model,"QuickTake 150")) {
    data_offset = 738 - head[5];
    if (head[5]) strcpy (model+10, "200");
    load_raw = &CLASS kodak_radc_load_raw;
    height = 480;
    width  = 640;
    filters = 0x61616161;
  } else if (!strcmp(make,"Rollei") && !load_raw) {
    switch (raw_width) {
      case 1316:
	height = 1030;
	width  = 1300;
	top_margin  = 1;
	left_margin = 6;
	break;
      case 2568:
	height = 1960;
	width  = 2560;
	top_margin  = 2;
	left_margin = 8;
    }
    filters = 0x16161616;
    load_raw = &CLASS rollei_load_raw;
  } else if (!strcmp(model,"PC-CAM 600")) {
    height = 768;
    data_offset = width = 1024;
    filters = 0x49494949;
    load_raw = &CLASS eight_bit_load_raw;
  }
else if (!strcmp(model,"QV-2000UX")) {
    height = 1208;
    width  = 1632;
    data_offset = width * 2;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (fsize == 3217760) {
    height = 1546;
    width  = 2070;
    raw_width = 2080;
    load_raw = &CLASS eight_bit_load_raw;
  } else if (!strcmp(model,"QV-4000")) {
    height = 1700;
    width  = 2260;
    load_raw = &CLASS unpacked_load_raw;
    maximum = 0xffff;
  } else if (!strcmp(model,"QV-5700")) {
    height = 1924;
    width  = 2576;
    raw_width = 3232;
    tiff_bps = 10;
  } else if (!strcmp(model,"QV-R41")) {
    height = 1720;
    width  = 2312;
    raw_width = 3520;
    left_margin = 2;
  } else if (!strcmp(model,"QV-R51")) {
    height = 1926;
    width  = 2580;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-S20")) {
    height = 1208;
    width  = 1620;
    raw_width = 2432;
    flip = 3;
  } else if (!strcmp(model,"EX-S100")) {
    height = 1544;
    width  = 2058;
    raw_width = 3136;
  } else if (!strcmp(model,"EX-Z50")) {
    height = 1931;
    width  = 2570;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-Z55")) {
    height = 1960;
    width  = 2570;
    raw_width = 3904;
  } else if (!strcmp(model,"EX-Z60")) {
    height = 2145;
    width  = 2833;
    raw_width = 3584;
    filters = 0x16161616;
    tiff_bps = 10;
  } else if (!strcmp(model,"EX-Z75")) {
    height = 2321;
    width  = 3089;
    raw_width = 4672;
  } else if (!strcmp(model,"EX-Z750")) {
    height = 2319;
    width  = 3087;
    raw_width = 4672;
    maximum = 0xfff;
  } else if (!strcmp(model,"EX-Z850")) {
    height = 2468;
    width  = 3279;
    raw_width = 4928;
    maximum = 0xfff;
  } else if (!strcmp(model,"EX-P505")) {
    height = 1928;
    width  = 2568;
    raw_width = 3852;
    maximum = 0xfff;
  } else if (fsize == 9313536) {	/* EX-P600 or QV-R61 */
    height = 2142;
    width  = 2844;
    raw_width = 4288;
  } else if (!strcmp(model,"EX-P700")) {
    height = 2318;
    width  = 3082;
    raw_width = 4672;
  }
}

void CLASS convert_to_rgb()
{
  int row, col, c, i, j, k;
  ushort *img;
  float out[3], out_cam[3][4];
  double num, inverse[3][3];
  static const double xyzd50_srgb[3][3] =
  { { 0.436083, 0.385083, 0.143055 },
    { 0.222507, 0.716888, 0.060608 },
    { 0.013930, 0.097097, 0.714022 } };
  static const double rgb_rgb[3][3] =
  { { 1,0,0 }, { 0,1,0 }, { 0,0,1 } };
  static const double adobe_rgb[3][3] =
  { { 0.715146, 0.284856, 0.000000 },
    { 0.000000, 1.000000, 0.000000 },
    { 0.000000, 0.041166, 0.958839 } };
  static const double wide_rgb[3][3] =
  { { 0.593087, 0.404710, 0.002206 },
    { 0.095413, 0.843149, 0.061439 },
    { 0.011621, 0.069091, 0.919288 } };
  static const double prophoto_rgb[3][3] =
  { { 0.529317, 0.330092, 0.140588 },
    { 0.098368, 0.873465, 0.028169 },
    { 0.016879, 0.117663, 0.865457 } };
  static const double (*out_rgb[])[3] =
  { rgb_rgb, adobe_rgb, wide_rgb, prophoto_rgb, xyz_rgb };
  static const char *name[] =
  { "sRGB", "Adobe RGB (1998)", "WideGamut D65", "ProPhoto D65", "XYZ" };
  static const unsigned phead[] =
  { 1024, 0, 0x2100000, 0x6d6e7472, 0x52474220, 0x58595a20, 0, 0, 0,
    0x61637370, 0, 0, 0x6e6f6e65, 0, 0, 0, 0, 0xf6d6, 0x10000, 0xd32d };
  unsigned pbody[] =
  { 10, 0x63707274, 0, 36,	/* cprt */
	0x64657363, 0, 40,	/* desc */
	0x77747074, 0, 20,	/* wtpt */
	0x626b7074, 0, 20,	/* bkpt */
	0x72545243, 0, 14,	/* rTRC */
	0x67545243, 0, 14,	/* gTRC */
	0x62545243, 0, 14,	/* bTRC */
	0x7258595a, 0, 20,	/* rXYZ */
	0x6758595a, 0, 20,	/* gXYZ */
	0x6258595a, 0, 20 };	/* bXYZ */
  static const unsigned pwhite[] = { 0xf351, 0x10000, 0x116cc };
  unsigned pcurve[] = { 0x63757276, 0, 1, 0x1000000 };

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_CONVERT_RGB,0,2);
#endif
  gamma_curve (gamm[0], gamm[1], 0, 0);
  memcpy (out_cam, rgb_cam, sizeof out_cam);
  raw_color |= colors == 1 || document_mode ||
		output_color < 1 || output_color > 5;
  if (!raw_color) {
    oprof = (unsigned *) calloc (phead[0], 1);
    merror (oprof, "convert_to_rgb()");
    memcpy (oprof, phead, sizeof phead);
    if (output_color == 5) oprof[4] = oprof[5];
    oprof[0] = 132 + 12*pbody[0];
    for (i=0; i < pbody[0]; i++) {
      oprof[oprof[0]/4] = i ? (i > 1 ? 0x58595a20 : 0x64657363) : 0x74657874;
      pbody[i*3+2] = oprof[0];
      oprof[0] += (pbody[i*3+3] + 3) & -4;
    }
    memcpy (oprof+32, pbody, sizeof pbody);
    oprof[pbody[5]/4+2] = strlen(name[output_color-1]) + 1;
    memcpy ((char *)oprof+pbody[8]+8, pwhite, sizeof pwhite);
    pcurve[3] = (short)(256/gamm[5]+0.5) << 16;
    for (i=4; i < 7; i++)
      memcpy ((char *)oprof+pbody[i*3+2], pcurve, sizeof pcurve);
    pseudoinverse ((double (*)[3]) out_rgb[output_color-1], inverse, 3);
    for (i=0; i < 3; i++)
      for (j=0; j < 3; j++) {
	for (num = k=0; k < 3; k++)
	  num += xyzd50_srgb[i][k] * inverse[j][k];
        oprof[pbody[j*3+23]/4+i+2] = num * 0x10000 + 0.5;
      }
    for (i=0; i < phead[0]/4; i++)
      oprof[i] = htonl(oprof[i]);
    strcpy ((char *)oprof+pbody[2]+8, "auto-generated by dcraw");
    strcpy ((char *)oprof+pbody[5]+12, name[output_color-1]);
    for (i=0; i < 3; i++)
      for (j=0; j < colors; j++)
	for (out_cam[i][j] = k=0; k < 3; k++)
	  out_cam[i][j] += out_rgb[output_color-1][i][k] * rgb_cam[k][j];
  }
#ifdef DCRAW_VERBOSE
  if (verbose)
    fprintf (stderr, raw_color ? _("Building histograms...\n") :
	_("Converting to %s colorspace...\n"), name[output_color-1]);

#endif
#ifdef LIBRAW_LIBRARY_BUILD
  memset(histogram,0,sizeof(int)*LIBRAW_HISTOGRAM_SIZE*4);
#else
  memset (histogram, 0, sizeof histogram);
#endif
  for (img=image[0], row=0; row < height; row++)
    for (col=0; col < width; col++, img+=4) {
      if (!raw_color) {
	out[0] = out[1] = out[2] = 0;
	FORCC {
	  out[0] += out_cam[0][c] * img[c];
	  out[1] += out_cam[1][c] * img[c];
	  out[2] += out_cam[2][c] * img[c];
	}
	FORC3 img[c] = CLIP((int) out[c]);
      }
      else if (document_mode)
	img[0] = img[FC(row,col)];
      FORCC histogram[c][img[c] >> 3]++;
    }
  if (colors == 4 && output_color) colors = 3;
  if (document_mode && filters) colors = 1;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_CONVERT_RGB,1,2);
#endif
}

void CLASS fuji_rotate()
{
  int i, row, col;
  double step;
  float r, c, fr, fc;
  unsigned ur, uc;
  ushort wide, high, (*img)[4], (*pix)[4];

  if (!fuji_width) return;
#ifdef DCRAW_VERBOSE
  if (verbose)
    fprintf (stderr,_("Rotating image 45 degrees...\n"));
#endif
  fuji_width = (fuji_width - 1 + shrink) >> shrink;
  step = sqrt(0.5);
  wide = fuji_width / step;
  high = (height - fuji_width) / step;
  img = (ushort (*)[4]) calloc (wide*high, sizeof *img);
  merror (img, "fuji_rotate()");

#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_FUJI_ROTATE,0,2);
#endif

  for (row=0; row < high; row++)
    for (col=0; col < wide; col++) {
      ur = r = fuji_width + (row-col)*step;
      uc = c = (row+col)*step;
      if (ur > height-2 || uc > width-2) continue;
      fr = r - ur;
      fc = c - uc;
      pix = image + ur*width + uc;
      for (i=0; i < colors; i++)
	img[row*wide+col][i] =
	  (pix[    0][i]*(1-fc) + pix[      1][i]*fc) * (1-fr) +
	  (pix[width][i]*(1-fc) + pix[width+1][i]*fc) * fr;
    }
  free (image);
  width  = wide;
  height = high;
  image  = img;
  fuji_width = 0;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_FUJI_ROTATE,1,2);
#endif
}

void CLASS stretch()
{
  ushort newdim, (*img)[4], *pix0, *pix1;
  int row, col, c;
  double rc, frac;

  if (pixel_aspect == 1) return;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_STRETCH,0,2);
#endif
#ifdef DCRAW_VERBOSE
  if (verbose) fprintf (stderr,_("Stretching the image...\n"));
#endif
  if (pixel_aspect < 1) {
    newdim = height / pixel_aspect + 0.5;
    img = (ushort (*)[4]) calloc (width*newdim, sizeof *img);
    merror (img, "stretch()");
    for (rc=row=0; row < newdim; row++, rc+=pixel_aspect) {
      frac = rc - (c = rc);
      pix0 = pix1 = image[c*width];
      if (c+1 < height) pix1 += width*4;
      for (col=0; col < width; col++, pix0+=4, pix1+=4)
	FORCC img[row*width+col][c] = pix0[c]*(1-frac) + pix1[c]*frac + 0.5;
    }
    height = newdim;
  } else {
    newdim = width * pixel_aspect + 0.5;
    img = (ushort (*)[4]) calloc (height*newdim, sizeof *img);
    merror (img, "stretch()");
    for (rc=col=0; col < newdim; col++, rc+=1/pixel_aspect) {
      frac = rc - (c = rc);
      pix0 = pix1 = image[c];
      if (c+1 < width) pix1 += 4;
      for (row=0; row < height; row++, pix0+=width*4, pix1+=width*4)
	FORCC img[row*newdim+col][c] = pix0[c]*(1-frac) + pix1[c]*frac + 0.5;
    }
    width = newdim;
  }
  free (image);
  image = img;
#ifdef LIBRAW_LIBRARY_BUILD
  RUN_CALLBACK(LIBRAW_PROGRESS_STRETCH,1,2);
#endif
}

int CLASS flip_index (int row, int col)
{
  if (flip & 4) SWAP(row,col);
  if (flip & 2) row = iheight - 1 - row;
  if (flip & 1) col = iwidth  - 1 - col;
  return row * iwidth + col;
}

void CLASS tiff_set (ushort *ntag,
	ushort tag, ushort type, int count, int val)
{
  struct tiff_tag *tt;
  int c;

  tt = (struct tiff_tag *)(ntag+1) + (*ntag)++;
  tt->tag = tag;
  tt->type = type;
  tt->count = count;
  if (type < 3 && count <= 4)
    FORC(4) tt->val.c[c] = val >> (c << 3);
  else if (type == 3 && count <= 2)
    FORC(2) tt->val.s[c] = val >> (c << 4);
  else tt->val.i = val;
}

#define TOFF(ptr) ((char *)(&(ptr)) - (char *)th)

void CLASS tiff_head (struct tiff_hdr *th, int full)
{
  int c, psize=0;
  struct tm *t;

  memset (th, 0, sizeof *th);
  th->t_order = htonl(0x4d4d4949) >> 16;
  th->magic = 42;
  th->ifd = 10;
  if (full) {
    tiff_set (&th->ntag, 254, 4, 1, 0);
    tiff_set (&th->ntag, 256, 4, 1, width);
    tiff_set (&th->ntag, 257, 4, 1, height);
    tiff_set (&th->ntag, 258, 3, colors, output_bps);
    if (colors > 2)
      th->tag[th->ntag-1].val.i = TOFF(th->bps);
    FORC4 th->bps[c] = output_bps;
    tiff_set (&th->ntag, 259, 3, 1, 1);
    tiff_set (&th->ntag, 262, 3, 1, 1 + (colors > 1));
  }
  tiff_set (&th->ntag, 270, 2, 512, TOFF(th->t_desc));
  tiff_set (&th->ntag, 271, 2, 64, TOFF(th->t_make));
  tiff_set (&th->ntag, 272, 2, 64, TOFF(th->t_model));
  if (full) {
    if (oprof) psize = ntohl(oprof[0]);
    tiff_set (&th->ntag, 273, 4, 1, sizeof *th + psize);
    tiff_set (&th->ntag, 277, 3, 1, colors);
    tiff_set (&th->ntag, 278, 4, 1, height);
    tiff_set (&th->ntag, 279, 4, 1, height*width*colors*output_bps/8);
  } else
    tiff_set (&th->ntag, 274, 3, 1, "12435867"[flip]-'0');
  tiff_set (&th->ntag, 282, 5, 1, TOFF(th->rat[0]));
  tiff_set (&th->ntag, 283, 5, 1, TOFF(th->rat[2]));
  tiff_set (&th->ntag, 284, 3, 1, 1);
  tiff_set (&th->ntag, 296, 3, 1, 2);
  tiff_set (&th->ntag, 305, 2, 32, TOFF(th->soft));
  tiff_set (&th->ntag, 306, 2, 20, TOFF(th->date));
  tiff_set (&th->ntag, 315, 2, 64, TOFF(th->t_artist));
  tiff_set (&th->ntag, 34665, 4, 1, TOFF(th->nexif));
  if (psize) tiff_set (&th->ntag, 34675, 7, psize, sizeof *th);
  tiff_set (&th->nexif, 33434, 5, 1, TOFF(th->rat[4]));
  tiff_set (&th->nexif, 33437, 5, 1, TOFF(th->rat[6]));
  tiff_set (&th->nexif, 34855, 3, 1, iso_speed);
  tiff_set (&th->nexif, 37386, 5, 1, TOFF(th->rat[8]));
  if (gpsdata[1]) {
    tiff_set (&th->ntag, 34853, 4, 1, TOFF(th->ngps));
    tiff_set (&th->ngps,  0, 1,  4, 0x202);
    tiff_set (&th->ngps,  1, 2,  2, gpsdata[29]);
    tiff_set (&th->ngps,  2, 5,  3, TOFF(th->gps[0]));
    tiff_set (&th->ngps,  3, 2,  2, gpsdata[30]);
    tiff_set (&th->ngps,  4, 5,  3, TOFF(th->gps[6]));
    tiff_set (&th->ngps,  5, 1,  1, gpsdata[31]);
    tiff_set (&th->ngps,  6, 5,  1, TOFF(th->gps[18]));
    tiff_set (&th->ngps,  7, 5,  3, TOFF(th->gps[12]));
    tiff_set (&th->ngps, 18, 2, 12, TOFF(th->gps[20]));
    tiff_set (&th->ngps, 29, 2, 12, TOFF(th->gps[23]));
    memcpy (th->gps, gpsdata, sizeof th->gps);
  }
  th->rat[0] = th->rat[2] = 300;
  th->rat[1] = th->rat[3] = 1;
  FORC(6) th->rat[4+c] = 1000000;
  th->rat[4] *= shutter;
  th->rat[6] *= aperture;
  th->rat[8] *= focal_len;
  strncpy (th->t_desc, desc, 512);
  strncpy (th->t_make, make, 64);
  strncpy (th->t_model, model, 64);
  strcpy (th->soft, "dcraw v"VERSION);
  t = gmtime (&timestamp);
  sprintf (th->date, "%04d:%02d:%02d %02d:%02d:%02d",
      t->tm_year+1900,t->tm_mon+1,t->tm_mday,t->tm_hour,t->tm_min,t->tm_sec);
  strncpy (th->t_artist, artist, 64);
}

void CLASS jpeg_thumb_writer (FILE *tfp,char *t_humb,int t_humb_length)
{
  ushort exif[5];
  struct tiff_hdr th;
  fputc (0xff, tfp);
  fputc (0xd8, tfp);
  if (strcmp (t_humb+6, "Exif")) {
    memcpy (exif, "\xff\xe1  Exif\0\0", 10);
    exif[1] = htons (8 + sizeof th);
    fwrite (exif, 1, sizeof exif, tfp);
    tiff_head (&th, 0);
    fwrite (&th, 1, sizeof th, tfp);
  }
  fwrite (t_humb+2, 1, t_humb_length-2, tfp);
}


void CLASS jpeg_thumb()
{
  char *thumb;
  ushort exif[5];
  struct tiff_hdr th;

  thumb = (char *) malloc (thumb_length);
  merror (thumb, "jpeg_thumb()");
  fread (thumb, 1, thumb_length, ifp);
#if 0
  fputc (0xff, ofp);
  fputc (0xd8, ofp);
  if (strcmp (thumb+6, "Exif")) {
    memcpy (exif, "\xff\xe1  Exif\0\0", 10);
    exif[1] = htons (8 + sizeof th);
    fwrite (exif, 1, sizeof exif, ofp);
    tiff_head (&th, 0);
    fwrite (&th, 1, sizeof th, ofp);
  }
  fwrite (thumb+2, 1, thumb_length-2, ofp);
#else
  jpeg_thumb_writer(ofp,thumb,thumb_length);
#endif
  free (thumb);
}

void CLASS write_ppm_tiff()
{
  struct tiff_hdr th;
  uchar *ppm;
  ushort *ppm2;
  int c, row, col, soff, rstep, cstep;
  int perc, val, total, t_white=0x2000;

  perc = width * height * 0.01;		/* 99th percentile white level */
  if (fuji_width) perc /= 2;
  if (!((highlight & ~2) || no_auto_bright))
    for (t_white=c=0; c < colors; c++) {
      for (val=0x2000, total=0; --val > 32; )
	if ((total += histogram[c][val]) > perc) break;
      if (t_white < val) t_white = val;
    }
  gamma_curve (gamm[0], gamm[1], 2, (t_white << 3)/bright);
  iheight = height;
  iwidth  = width;
  if (flip & 4) SWAP(height,width);
  ppm = (uchar *) calloc (width, colors*output_bps/8);
  ppm2 = (ushort *) ppm;
  merror (ppm, "write_ppm_tiff()");
  if (output_tiff) {
    tiff_head (&th, 1);
    fwrite (&th, sizeof th, 1, ofp);
    if (oprof)
      fwrite (oprof, ntohl(oprof[0]), 1, ofp);
  } else if (colors > 3)
    fprintf (ofp,
      "P7\nWIDTH %d\nHEIGHT %d\nDEPTH %d\nMAXVAL %d\nTUPLTYPE %s\nENDHDR\n",
	width, height, colors, (1 << output_bps)-1, cdesc);
  else
    fprintf (ofp, "P%d\n%d %d\n%d\n",
	colors/2+5, width, height, (1 << output_bps)-1);

  soff  = flip_index (0, 0);
  cstep = flip_index (0, 1) - soff;
  rstep = flip_index (1, 0) - flip_index (0, width);
  for (row=0; row < height; row++, soff += rstep) {
    for (col=0; col < width; col++, soff += cstep)
      if (output_bps == 8)
	   FORCC ppm [col*colors+c] = curve[image[soff][c]] >> 8;
      else FORCC ppm2[col*colors+c] = curve[image[soff][c]];
    if (output_bps == 16 && !output_tiff && htons(0x55aa) != 0x55aa)
        swab ((char*)ppm2, (char*)ppm2, width*colors*2);
    fwrite (ppm, colors*output_bps/8, width, ofp);
  }
  free (ppm);
}
