/usr/include/gnuradio/blocks/wavfile_sink.h is in gnuradio-dev 3.7.9.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | /* -*- c++ -*- */
/*
* Copyright 2008,2009,2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* 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 INCLUDED_GR_WAVFILE_SINK_H
#define INCLUDED_GR_WAVFILE_SINK_H
#include <gnuradio/blocks/api.h>
#include <gnuradio/sync_block.h>
namespace gr {
namespace blocks {
/*!
* \brief Write stream to a Microsoft PCM (.wav) file.
* \ingroup audio_blk
*
* \details
* Values must be floats within [-1;1].
* Check gr_make_wavfile_sink() for extra info.
*/
class BLOCKS_API wavfile_sink : virtual public sync_block
{
public:
// gr::blocks::wavfile_sink::sptr
typedef boost::shared_ptr<wavfile_sink> sptr;
/*
* \param filename The .wav file to be opened
* \param n_channels Number of channels (2 = stereo or I/Q output)
* \param sample_rate Sample rate [S/s]
* \param bits_per_sample 16 or 8 bit, default is 16
*/
static sptr make(const char *filename,
int n_channels,
unsigned int sample_rate,
int bits_per_sample = 16);
/*!
* \brief Opens a new file and writes a WAV header. Thread-safe.
*/
virtual bool open(const char* filename) = 0;
/*!
* \brief Closes the currently active file and completes the WAV
* header. Thread-safe.
*/
virtual void close() = 0;
/*!
* \brief Set the sample rate. This will not affect the WAV file
* currently opened. Any following open() calls will use this new
* sample rate.
*/
virtual void set_sample_rate(unsigned int sample_rate) = 0;
/*!
* \brief Set bits per sample. This will not affect the WAV file
* currently opened (see set_sample_rate()). If the value is
* neither 8 nor 16, the call is ignored and the current value
* is kept.
*/
virtual void set_bits_per_sample(int bits_per_sample) = 0;
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_GR_WAVFILE_SINK_H */
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