
/*
 * CINELERRA
 * Copyright (C) 2009 Adam Williams <broadcast at earthling dot net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */


#ifndef SAMPLES_H
#define SAMPLES_H

// An object which contains samples



class Samples
{
public:
// Allocate 0 samples
	Samples();
// Allocate number of samples
	Samples(int samples);
// Share memory with another buffer
	Samples(Samples *src);
	virtual ~Samples();

	void reset();
	void clear_objects();
	void share(int shmid);
	void share(double *buffer);
	void allocate(int samples, int use_shm);
// Get the buffer
	double* get_data();
// Get number of samples allocated
	int get_allocated();
	void set_allocated(int allocated);
	int get_shmid();
	void set_offset(int offset);
	int get_offset();

private:
	int shmid;
	double *data;
	int allocated;
// Offset to 1st sample in samples.
	int offset;
	int use_shm;
};



#endif




