added file_sink_c

This commit is contained in:
Marcus Müller 2015-12-29 19:08:14 +01:00 committed by Dimitri Stolnikov
parent f8cba954f0
commit 84249efbea
4 changed files with 328 additions and 6 deletions

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@ -27,6 +27,7 @@ include_directories(
set(file_srcs
${CMAKE_CURRENT_SOURCE_DIR}/file_source_c.cc
${CMAKE_CURRENT_SOURCE_DIR}/file_sink_c.cc
)
########################################################################

226
lib/file/file_sink_c.cc Normal file
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@ -0,0 +1,226 @@
/* -*- c++ -*- */
/*
* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
*
* GNU Radio 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 3, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include <fstream>
#include <string>
#include <sstream>
#include <boost/assign.hpp>
#include <boost/format.hpp>
#include <gnuradio/io_signature.h>
#include "file_sink_c.h"
#include "arg_helpers.h"
using namespace boost::assign;
file_sink_c_sptr make_file_sink_c(const std::string &args)
{
return gnuradio::get_initial_sptr(new file_sink_c(args));
}
file_sink_c::file_sink_c(const std::string &args) :
gr::hier_block2("file_sink_c",
gr::io_signature::make(1, 1, sizeof (gr_complex)),
gr::io_signature::make(0, 0, 0))
{
std::string filename;
bool append = false;
bool throttle = false;
_freq = 0;
_rate = 0;
dict_t dict = params_to_dict(args);
if (dict.count("file"))
filename = dict["file"];
if (dict.count("freq"))
_freq = boost::lexical_cast< double >( dict["freq"] );
if (dict.count("rate"))
_rate = boost::lexical_cast< double >( dict["rate"] );
if (dict.count("throttle"))
throttle = ("true" == dict["throttle"] ? true : false);
if (dict.count("append"))
append = ("true" == dict["append"] ? true : false);
if (!filename.length())
throw std::runtime_error("No file name specified.");
if (_freq < 0)
throw std::runtime_error("Parameter 'freq' may not be negative.");
if (0 == _rate && throttle)
throw std::runtime_error("Parameter 'rate' is missing in arguments.");
_file_rate = _rate;
_sink = gr::blocks::file_sink::make( sizeof(gr_complex),
filename.c_str(),
append);
_throttle = gr::blocks::throttle::make( sizeof(gr_complex), _file_rate );
if (throttle) {
connect( self(), 0, _throttle, 0 );
connect( _throttle, 0, _sink, 0 );
} else {
connect( self(), 0, _sink, 0 );
}
}
file_sink_c::~file_sink_c()
{
}
std::string file_sink_c::name()
{
return "IQ File sink";
}
std::vector<std::string> file_sink_c::get_devices( bool fake )
{
std::vector<std::string> devices;
if ( fake )
{
std::string args = "file='/path/to/your/file'";
args += ",rate=1e6,freq=100e6,throttle=true";
args += ",label='Complex Sampled (IQ) File'";
devices.push_back( args );
}
return devices;
}
size_t file_sink_c::get_num_channels( void )
{
return 1;
}
osmosdr::meta_range_t file_sink_c::get_sample_rates( void )
{
osmosdr::meta_range_t range;
range += osmosdr::range_t( _file_rate , _file_rate); /* always return file's original rate */
return range;
}
double file_sink_c::set_sample_rate( double rate )
{
if ( _file_rate != rate )
{
std::cerr << boost::format("WARNING: Overriding original sample rate of %g with %g")
% _file_rate % rate
<< std::endl;
}
_throttle->set_sample_rate( rate );
_rate = rate;
return get_sample_rate();
}
double file_sink_c::get_sample_rate( void )
{
return _rate;
}
osmosdr::freq_range_t file_sink_c::get_freq_range( size_t chan )
{
return osmosdr::freq_range_t(_freq, _freq);
}
double file_sink_c::set_center_freq( double freq, size_t chan )
{
return get_center_freq(chan);
}
double file_sink_c::get_center_freq( size_t chan )
{
return _freq;
}
double file_sink_c::set_freq_corr( double ppm, size_t chan )
{
return get_freq_corr( chan );
}
double file_sink_c::get_freq_corr( size_t chan )
{
return 0;
}
std::vector<std::string> file_sink_c::get_gain_names( size_t chan )
{
return std::vector< std::string >();
}
osmosdr::gain_range_t file_sink_c::get_gain_range( size_t chan )
{
return osmosdr::gain_range_t();
}
osmosdr::gain_range_t file_sink_c::get_gain_range( const std::string & name, size_t chan )
{
return get_gain_range( chan );
}
double file_sink_c::set_gain( double gain, size_t chan )
{
return get_gain(chan);
}
double file_sink_c::set_gain( double gain, const std::string & name, size_t chan )
{
return set_gain(chan);
}
double file_sink_c::get_gain( size_t chan )
{
return 0;
}
double file_sink_c::get_gain( const std::string & name, size_t chan )
{
return get_gain(chan);
}
std::vector< std::string > file_sink_c::get_antennas( size_t chan )
{
return std::vector< std::string >();
}
std::string file_sink_c::set_antenna( const std::string & antenna, size_t chan )
{
return get_antenna(chan);
}
std::string file_sink_c::get_antenna( size_t chan )
{
return "";
}

82
lib/file/file_sink_c.h Normal file
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@ -0,0 +1,82 @@
/* -*- c++ -*- */
/*
* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
*
* GNU Radio 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 3, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef FILE_SINK_C_H
#define FILE_SINK_C_H
#include <gnuradio/hier_block2.h>
#include <gnuradio/blocks/file_sink.h>
#include <gnuradio/blocks/throttle.h>
#include "sink_iface.h"
class file_sink_c;
typedef boost::shared_ptr< file_sink_c > file_sink_c_sptr;
file_sink_c_sptr make_file_sink_c( const std::string & args = "" );
class file_sink_c :
public gr::hier_block2,
public sink_iface
{
private:
friend file_sink_c_sptr make_file_sink_c(const std::string &args);
file_sink_c(const std::string &args);
public:
~file_sink_c();
std::string name();
static std::vector< std::string > get_devices( bool fake = false );
size_t get_num_channels( void );
osmosdr::meta_range_t get_sample_rates( void );
double set_sample_rate( double rate );
double get_sample_rate( void );
osmosdr::freq_range_t get_freq_range( size_t chan = 0 );
double set_center_freq( double freq, size_t chan = 0 );
double get_center_freq( size_t chan = 0 );
double set_freq_corr( double ppm, size_t chan = 0 );
double get_freq_corr( size_t chan = 0 );
std::vector<std::string> get_gain_names( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( const std::string & name, size_t chan = 0 );
double set_gain( double gain, size_t chan = 0 );
double set_gain( double gain, const std::string & name, size_t chan = 0 );
double get_gain( size_t chan = 0 );
double get_gain( const std::string & name, size_t chan = 0 );
std::vector< std::string > get_antennas( size_t chan = 0 );
std::string set_antenna( const std::string & antenna, size_t chan = 0 );
std::string get_antenna( size_t chan = 0 );
private:
gr::blocks::file_sink::sptr _sink;
gr::blocks::throttle::sptr _throttle;
double _file_rate;
double _freq, _rate;
};
#endif // FILE_SINK_C_H

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@ -41,13 +41,14 @@
#ifdef ENABLE_BLADERF
#include "bladerf_sink_c.h"
#endif
#ifdef ENABLE_SOAPY
#include <soapy_sink_c.h>
#include "soapy_sink_c.h"
#endif
#ifdef ENABLE_REDPITAYA
#include <redpitaya_sink_c.h>
#include "redpitaya_sink_c.h"
#endif
#ifdef ENABLE_FILE
#include "file_sink_c.h"
#endif
#include "arg_helpers.h"
@ -98,6 +99,10 @@ sink_impl::sink_impl( const std::string &args )
#ifdef ENABLE_REDPITAYA
dev_types.push_back("redpitaya");
#endif
#ifdef ENABLE_FILE
dev_types.push_back("file");
#endif
std::cerr << "gr-osmosdr "
<< GR_OSMOSDR_VERSION << " (" << GR_OSMOSDR_LIBVER << ") "
<< "gnuradio " << gr::version() << std::endl;
@ -140,6 +145,10 @@ sink_impl::sink_impl( const std::string &args )
BOOST_FOREACH( std::string dev, redpitaya_sink_c::get_devices() )
dev_list.push_back( dev );
#endif
#ifdef ENABLE_FILE
BOOST_FOREACH( std::string dev, file_sink_c::get_devices() )
dev_list.push_back( dev );
#endif
// std::cerr << std::endl;
// BOOST_FOREACH( std::string dev, dev_list )
@ -180,20 +189,24 @@ sink_impl::sink_impl( const std::string &args )
block = sink; iface = sink.get();
}
#endif
#ifdef ENABLE_SOAPY
if ( dict.count("soapy") ) {
soapy_sink_c_sptr sink = make_soapy_sink_c( arg );
block = sink; iface = sink.get();
}
#endif
#ifdef ENABLE_REDPITAYA
if ( dict.count("redpitaya") ) {
redpitaya_sink_c_sptr sink = make_redpitaya_sink_c( arg );
block = sink; iface = sink.get();
}
#endif
#ifdef ENABLE_FILE
if ( dict.count("file") ) {
file_sink_c_sptr sink = make_file_sink_c( arg );
block = sink; iface = sink.get();
}
#endif
if ( iface != NULL && long(block.get()) != 0 ) {
_devs.push_back( iface );