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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/j2k_wav_encoder.h
* @brief An encoder which writes JPEG2000 and WAV files.
*/
#include <list>
#include <vector>
#include <boost/thread/condition.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/thread.hpp>
#ifdef HAVE_SWRESAMPLE
extern "C" {
#include <libswresample/swresample.h>
}
#endif
#include <sndfile.h>
#include "encoder.h"
class ServerDescription;
class DCPVideoFrame;
class Image;
class Log;
class Subtitle;
class AudioBuffers;
/** @class J2KWAVEncoder
* @brief An encoder which writes JPEG2000 and WAV files.
*/
class J2KWAVEncoder : public Encoder
{
public:
J2KWAVEncoder (boost::shared_ptr<const Film>, boost::shared_ptr<const Options>);
~J2KWAVEncoder ();
void process_begin (int64_t audio_channel_layout);
void process_video (boost::shared_ptr<Image>, int, boost::shared_ptr<Subtitle>);
void process_audio (boost::shared_ptr<const AudioBuffers>);
void process_end ();
private:
void write_audio (boost::shared_ptr<const AudioBuffers> audio);
void encoder_thread (ServerDescription *);
void close_sound_files ();
void terminate_worker_threads ();
#if HAVE_SWRESAMPLE
SwrContext* _swr_context;
#endif
std::vector<SNDFILE*> _sound_files;
int64_t _audio_frames_written;
bool _process_end;
std::list<boost::shared_ptr<DCPVideoFrame> > _queue;
std::list<boost::thread *> _worker_threads;
mutable boost::mutex _worker_mutex;
boost::condition _worker_condition;
};
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