forked from sdr/gr-osmosdr
73 lines
2.1 KiB
C++
73 lines
2.1 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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/*
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* config.h is generated by configure. It contains the results
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* of probing for features, options etc. It should be the first
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* file included in your .cc file.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "osmosdr_src_c.h"
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#include <gr_io_signature.h>
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#include <gr_audio_source.h>
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#include <gr_float_to_complex.h>
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#include <osmosdr_arg_helpers.h>
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/*
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* Create a new instance of osmosdr_src_c and return
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* a boost shared_ptr. This is effectively the public constructor.
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*/
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osmosdr_src_c_sptr
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osmosdr_make_src_c (const std::string &args)
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{
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return gnuradio::get_initial_sptr(new osmosdr_src_c (args));
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}
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/*
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* The private constructor
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*/
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osmosdr_src_c::osmosdr_src_c (const std::string &args)
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: gr_hier_block2 ("osmosdr_src_c",
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gr_make_io_signature (0, 0, sizeof (gr_complex)),
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args_to_io_signature(args)),
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osmosdr_rx_control(args)
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{
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/* Audio source; sample rate is 500kHz by default */
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audio_source::sptr src = audio_make_source(500000, audio_dev_name(), true);
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/* block to convert stereo audio to a complex stream */
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gr_float_to_complex_sptr f2c = gr_make_float_to_complex(1);
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connect(src, 0, f2c, 0); /* Left is I */
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connect(src, 1, f2c, 1); /* Right is Q */
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connect(f2c, 0, self(), 0);
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}
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/*
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* Our virtual destructor.
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*/
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osmosdr_src_c::~osmosdr_src_c ()
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{
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// nothing else required in this example
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}
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