forked from sdr/gr-osmosdr
297 lines
7.3 KiB
C++
297 lines
7.3 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include <boost/foreach.hpp>
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#include <boost/assign.hpp>
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#include <boost/algorithm/string.hpp>
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//#include <uhd/property_tree.hpp>
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#include "arg_helpers.h"
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#include "uhd_sink_c.h"
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using namespace boost::assign;
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uhd_sink_c_sptr make_uhd_sink_c(const std::string &args)
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{
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return gnuradio::get_initial_sptr(new uhd_sink_c(args));
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}
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uhd_sink_c::uhd_sink_c(const std::string &args) :
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gr::hier_block2("uhd_sink_c",
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args_to_io_signature(args),
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gr::io_signature::make(0, 0, 0)),
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_lo_offset(0.0f)
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{
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size_t nchan = 1;
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dict_t dict = params_to_dict(args);
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if (dict.count("nchan"))
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nchan = boost::lexical_cast< size_t >( dict["nchan"] );
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if (0 == nchan)
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nchan = 1;
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if (dict.count("lo_offset"))
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_lo_offset = boost::lexical_cast< double >( dict["lo_offset"] );
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std::string arguments; // rebuild argument string without internal arguments
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BOOST_FOREACH( dict_t::value_type &entry, dict ) {
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if ( "uhd" != entry.first &&
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"nchan" != entry.first &&
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"subdev" != entry.first &&
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"lo_offset" != entry.first ) {
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arguments += entry.first + "=" + entry.second + ",";
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}
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}
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_snk = gr::uhd::usrp_sink::make( arguments,
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uhd::io_type_t::COMPLEX_FLOAT32,
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nchan );
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if (dict.count("subdev")) {
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_snk->set_subdev_spec( dict["subdev"] );
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std::cerr << "-- Using subdev spec '" << _snk->get_subdev_spec() << "'."
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<< std::endl;
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}
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if (0.0 != _lo_offset)
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std::cerr << "-- Using lo offset of " << _lo_offset << " Hz." << std::endl;
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for ( size_t i = 0; i < nchan; i++ )
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connect( self(), i, _snk, i );
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}
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uhd_sink_c::~uhd_sink_c()
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{
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}
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std::vector< std::string > uhd_sink_c::get_devices()
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{
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std::vector< std::string > devices;
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uhd::device_addr_t hint;
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BOOST_FOREACH(const uhd::device_addr_t &dev, uhd::device::find(hint)) {
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std::string args = "uhd,subdev='A:0'," + dev.to_string();
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std::string label = "Ettus";
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std::string type = dev.cast< std::string >("type", "USRP");
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std::string name = dev.cast< std::string >("name", "");
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std::string serial = dev.cast< std::string >("serial", "");
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if (type.length()) {
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boost::to_upper(type);
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label += " " + type;
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}
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if (name.length())
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label += " " + name;
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if (serial.length())
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label += " " + serial;
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args += ",label='" + label + + "'";
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devices.push_back( args );
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}
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//devices.clear();
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//devices.push_back( "uhd,type=usrp1,label='Ettus USRP'" );
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return devices;
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}
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std::string uhd_sink_c::name()
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{
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// uhd::property_tree::sptr prop_tree = _snk->get_device()->get_device()->get_tree();
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// std::string dev_name = prop_tree->access<std::string>("/name").get();
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std::string mboard_name = _snk->get_device()->get_mboard_name();
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// std::cerr << "'" << dev_name << "' '" << mboard_name << "'" << std::endl;
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// 'USRP1 Device' 'USRP1 (Classic)'
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// 'B-Series Device' 'B100 (B-Hundo)'
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return mboard_name;
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}
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size_t uhd_sink_c::get_num_channels()
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{
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return _snk->get_device()->get_rx_num_channels();
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}
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osmosdr::meta_range_t uhd_sink_c::get_sample_rates( void )
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{
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osmosdr::meta_range_t rates;
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BOOST_FOREACH( uhd::range_t rate, _snk->get_samp_rates() )
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rates += osmosdr::range_t( rate.start(), rate.stop(), rate.step() );
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return rates;
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}
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double uhd_sink_c::set_sample_rate( double rate )
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{
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_snk->set_samp_rate( rate );
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return get_sample_rate();
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}
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double uhd_sink_c::get_sample_rate( void )
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{
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return _snk->get_samp_rate();
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}
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osmosdr::freq_range_t uhd_sink_c::get_freq_range( size_t chan )
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{
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osmosdr::freq_range_t range;
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BOOST_FOREACH( uhd::range_t freq, _snk->get_freq_range(chan) )
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range += osmosdr::range_t( freq.start(), freq.stop(), freq.step() );
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return range;
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}
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double uhd_sink_c::set_center_freq( double freq, size_t chan )
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{
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//_snk->set_center_freq(freq, chan);
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// advanced tuning with tune_request_t
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uhd::tune_request_t tune_req(freq, _lo_offset);
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_snk->set_center_freq(tune_req, chan);
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return get_center_freq(chan);
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}
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double uhd_sink_c::get_center_freq( size_t chan )
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{
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return _snk->get_center_freq(chan);
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}
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double uhd_sink_c::set_freq_corr( double ppm, size_t chan )
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{
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return get_freq_corr(chan);
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}
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double uhd_sink_c::get_freq_corr( size_t chan )
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{
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return 0; // frequency correction is not supported with UHD
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}
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std::vector<std::string> uhd_sink_c::get_gain_names( size_t chan )
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{
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return _snk->get_gain_names( chan );
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}
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osmosdr::gain_range_t uhd_sink_c::get_gain_range( size_t chan )
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{
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osmosdr::gain_range_t range;
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BOOST_FOREACH( uhd::range_t gain, _snk->get_gain_range(chan) )
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range += osmosdr::range_t( gain.start(), gain.stop(), gain.step() );
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return range;
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}
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osmosdr::gain_range_t uhd_sink_c::get_gain_range( const std::string & name, size_t chan )
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{
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osmosdr::gain_range_t range;
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BOOST_FOREACH( uhd::range_t gain, _snk->get_gain_range(name, chan) )
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range += osmosdr::range_t( gain.start(), gain.stop(), gain.step() );
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return range;
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}
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double uhd_sink_c::set_gain( double gain, size_t chan )
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{
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_snk->set_gain(gain, chan);
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return get_gain(chan);
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}
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double uhd_sink_c::set_gain( double gain, const std::string & name, size_t chan )
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{
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_snk->set_gain(gain, name, chan);
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return get_gain(name, chan);
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}
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double uhd_sink_c::get_gain( size_t chan )
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{
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return _snk->get_gain(chan);
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}
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double uhd_sink_c::get_gain( const std::string & name, size_t chan )
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{
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return _snk->get_gain(name, chan);
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}
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std::vector< std::string > uhd_sink_c::get_antennas( size_t chan )
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{
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return _snk->get_antennas(chan);
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}
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std::string uhd_sink_c::set_antenna( const std::string & antenna, size_t chan )
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{
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_snk->set_antenna(antenna, chan);
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return _snk->get_antenna(chan);
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}
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std::string uhd_sink_c::get_antenna( size_t chan )
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{
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return _snk->get_antenna(chan);
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}
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void uhd_sink_c::set_dc_offset( const std::complex<double> &offset, size_t chan )
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{
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_snk->set_dc_offset( offset, chan );
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}
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void uhd_sink_c::set_iq_balance( const std::complex<double> &balance, size_t chan )
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{
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_snk->set_iq_balance( balance, chan );
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}
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double uhd_sink_c::set_bandwidth( double bandwidth, size_t chan )
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{
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_snk->set_bandwidth(bandwidth, chan);
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return _snk->get_bandwidth(chan);
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}
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double uhd_sink_c::get_bandwidth( size_t chan )
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{
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return _snk->get_bandwidth(chan);
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}
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osmosdr::freq_range_t uhd_sink_c::get_bandwidth_range( size_t chan )
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{
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osmosdr::freq_range_t bandwidths;
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BOOST_FOREACH( uhd::range_t bw, _snk->get_bandwidth_range(chan) )
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bandwidths += osmosdr::range_t( bw.start(), bw.stop(), bw.step() );
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return bandwidths;
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}
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