GNU Radio's TEST Package

sdrplay_source_c.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2015 SDRplay Ltd <support@sdrplay.com>
4 * Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
5 *
6 * GNU Radio is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 3, or (at your option)
9 * any later version.
10 *
11 * GNU Radio is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with GNU Radio; see the file COPYING. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street,
19 * Boston, MA 02110-1301, USA.
20 */
21#ifndef INCLUDED_SDRPLAY_SOURCE_C_H
22#define INCLUDED_SDRPLAY_SOURCE_C_H
23
24#include <gnuradio/sync_block.h>
25
26#include <gnuradio/thread/thread.h>
27
28#include <mutex>
29#include <condition_variable>
30
31#include "osmosdr/ranges.h"
32
33#include "source_iface.h"
34
35 class sdrplay_source_c;
36 typedef struct sdrplay_dev sdrplay_dev_t;
37
38/*
39 * We use std::shared_ptr's instead of raw pointers for all access
40 * to gr::blocks (and many other data structures). The shared_ptr gets
41 * us transparent reference counting, which greatly simplifies storage
42 * management issues. This is especially helpful in our hybrid
43 * C++ / Python system.
44 *
45 * See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
46 *
47 * As a convention, the _sptr suffix indicates a std::shared_ptr
48 */
49 typedef std::shared_ptr<sdrplay_source_c> sdrplay_source_c_sptr;
50
51/*!
52 * \brief Return a shared_ptr to a new instance of sdrplay_source_c.
53 *
54 * To avoid accidental use of raw pointers, sdrplay_source_c's
55 * constructor is private. make_sdrplay_source_c is the public
56 * interface for creating new instances.
57 */
58sdrplay_source_c_sptr make_sdrplay_source_c (const std::string & args = "");
59
60/*!
61 * \brief Provides a stream of complex samples.
62 * \ingroup block
63 */
64 class sdrplay_source_c :
65 public gr::sync_block,
66 public source_iface
67{
68 private:
69 // The friend declaration allows make_sdrplay_source_c to
70 // access the private constructor.
71
72 friend sdrplay_source_c_sptr make_sdrplay_source_c (const std::string & args);
73
74 /*!
75 * \brief Provides a stream of complex samples.
76 */
77 sdrplay_source_c (const std::string & args); // private constructor
78
79 public:
80 ~sdrplay_source_c (); // public destructor
81
82 int work( int noutput_items,
83 gr_vector_const_void_star &input_items,
84 gr_vector_void_star &output_items );
85
86 static std::vector< std::string > get_devices();
87
88 size_t get_num_channels( void );
89
90 osmosdr::meta_range_t get_sample_rates( void );
91 double set_sample_rate( double rate );
92 double get_sample_rate( void );
93
94 osmosdr::freq_range_t get_freq_range( size_t chan = 0 );
95 double set_center_freq( double freq, size_t chan = 0 );
96 double get_center_freq( size_t chan = 0 );
97 double set_freq_corr( double ppm, size_t chan = 0 );
98 double get_freq_corr( size_t chan = 0 );
99
100 std::vector<std::string> get_gain_names( size_t chan = 0 );
101 osmosdr::gain_range_t get_gain_range( size_t chan = 0 );
102 osmosdr::gain_range_t get_gain_range( const std::string & name, size_t chan = 0 );
103 bool set_gain_mode( bool automatic, size_t chan = 0 );
104 bool get_gain_mode( size_t chan = 0 );
105 double set_gain( double gain, size_t chan = 0 );
106 double set_gain( double gain, const std::string & name, size_t chan = 0 );
107 double get_gain( size_t chan = 0 );
108 double get_gain( const std::string & name, size_t chan = 0 );
109
110 std::vector< std::string > get_antennas( size_t chan = 0 );
111 std::string set_antenna( const std::string & antenna, size_t chan = 0 );
112 std::string get_antenna( size_t chan = 0 );
113
114 void set_dc_offset_mode( int mode, size_t chan = 0 );
115 void set_dc_offset( const std::complex<double> &offset, size_t chan = 0 );
116
117 double set_bandwidth( double bandwidth, size_t chan = 0 );
118 double get_bandwidth( size_t chan = 0 );
119 osmosdr::freq_range_t get_bandwidth_range( size_t chan = 0 );
120
121 private:
122 void reinit_device(void);
123 void set_gain_limits(double freq);
124
125 sdrplay_dev_t *_dev;
126
127 std::vector< short > _bufi;
128 std::vector< short > _bufq;
129 int _buf_offset;
130 std::mutex _buf_mutex;
131
132 bool _running;
133 bool _uninit;
134 bool _auto_gain;
135};
136
137#endif /* INCLUDED_SDRPLAY_SOURCE_C_H */
sdrplay_source_c
Provides a stream of complex samples.
Definition: sdrplay_source_c.h:67
sdrplay_source_c::get_gain
double get_gain(const std::string &name, size_t chan=0)
sdrplay_source_c::get_sample_rate
double get_sample_rate(void)
sdrplay_source_c::get_bandwidth
double get_bandwidth(size_t chan=0)
sdrplay_source_c::get_gain_range
osmosdr::gain_range_t get_gain_range(size_t chan=0)
sdrplay_source_c::set_center_freq
double set_center_freq(double freq, size_t chan=0)
sdrplay_source_c::~sdrplay_source_c
~sdrplay_source_c()
sdrplay_source_c::set_gain
double set_gain(double gain, size_t chan=0)
sdrplay_source_c::get_num_channels
size_t get_num_channels(void)
sdrplay_source_c::get_bandwidth_range
osmosdr::freq_range_t get_bandwidth_range(size_t chan=0)
sdrplay_source_c::get_freq_range
osmosdr::freq_range_t get_freq_range(size_t chan=0)
sdrplay_source_c::get_gain_names
std::vector< std::string > get_gain_names(size_t chan=0)
sdrplay_source_c::get_sample_rates
osmosdr::meta_range_t get_sample_rates(void)
sdrplay_source_c::work
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
sdrplay_source_c::set_antenna
std::string set_antenna(const std::string &antenna, size_t chan=0)
sdrplay_source_c::set_sample_rate
double set_sample_rate(double rate)
sdrplay_source_c::set_freq_corr
double set_freq_corr(double ppm, size_t chan=0)
sdrplay_source_c::set_dc_offset
void set_dc_offset(const std::complex< double > &offset, size_t chan=0)
sdrplay_source_c::get_freq_corr
double get_freq_corr(size_t chan=0)
sdrplay_source_c::get_devices
static std::vector< std::string > get_devices()
sdrplay_source_c::get_antennas
std::vector< std::string > get_antennas(size_t chan=0)
sdrplay_source_c::get_gain
double get_gain(size_t chan=0)
sdrplay_source_c::make_sdrplay_source_c
friend sdrplay_source_c_sptr make_sdrplay_source_c(const std::string &args)
Return a shared_ptr to a new instance of sdrplay_source_c.
sdrplay_source_c::set_gain
double set_gain(double gain, const std::string &name, size_t chan=0)
sdrplay_source_c::get_gain_mode
bool get_gain_mode(size_t chan=0)
sdrplay_source_c::set_bandwidth
double set_bandwidth(double bandwidth, size_t chan=0)
sdrplay_source_c::set_dc_offset_mode
void set_dc_offset_mode(int mode, size_t chan=0)
sdrplay_source_c::get_center_freq
double get_center_freq(size_t chan=0)
sdrplay_source_c::get_antenna
std::string get_antenna(size_t chan=0)
sdrplay_source_c::get_gain_range
osmosdr::gain_range_t get_gain_range(const std::string &name, size_t chan=0)
sdrplay_source_c::set_gain_mode
bool set_gain_mode(bool automatic, size_t chan=0)
source_iface
Definition: source_iface.h:33
ranges.h
make_sdrplay_source_c
sdrplay_source_c_sptr make_sdrplay_source_c(const std::string &args="")
Return a shared_ptr to a new instance of sdrplay_source_c.
sdrplay_dev_t
struct sdrplay_dev sdrplay_dev_t
Definition: sdrplay_source_c.h:36
source_iface.h
osmosdr::meta_range_t
Definition: ranges.h:75