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path: root/lib/file/file_source_c.h
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/* -*- 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_SOURCE_C_H
#define FILE_SOURCE_C_H

#include <gnuradio/hier_block2.h>
#include <gnuradio/blocks/file_source.h>
#include <gnuradio/blocks/throttle.h>

#include "source_iface.h"

class file_source_c;

typedef boost::shared_ptr< file_source_c > file_source_c_sptr;

file_source_c_sptr make_file_source_c( const std::string & args = "" );

class file_source_c :
    public gr::hier_block2,
    public source_iface
{
private:
  friend file_source_c_sptr make_file_source_c(const std::string &args);

  file_source_c(const std::string &args);

public:
  ~file_source_c();

  std::string name();

  static std::vector< std::string > get_devices( bool fake = false );

  size_t get_num_channels( void );

  bool seek( long seek_point, int whence, size_t chan );

  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_source::sptr _source;
  gr::blocks::throttle::sptr _throttle;
  double _file_rate;
  double _freq, _rate;
};

#endif // FILE_SOURCE_C_H