/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2014 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
#include <boost/thread/mutex.hpp>
extern "C" {
#include <libavcodec/avcodec.h>
-#include <libpostproc/postprocess.h>
}
#include "util.h"
#include "decoder.h"
#include "video_decoder.h"
#include "audio_decoder.h"
+#include "subtitle_decoder.h"
#include "ffmpeg.h"
-class Film;
+class Log;
+class FilterGraph;
class ffmpeg_pts_offset_test;
/** @class FFmpegDecoder
* @brief A decoder using FFmpeg to decode content.
*/
-class FFmpegDecoder : public VideoDecoder, public AudioDecoder, public FFmpeg
+class FFmpegDecoder : public VideoDecoder, public AudioDecoder, public SubtitleDecoder, public FFmpeg
{
public:
- FFmpegDecoder (boost::shared_ptr<const Film>, boost::shared_ptr<const FFmpegContent>, bool video, bool audio);
- ~FFmpegDecoder ();
-
- void pass ();
- void seek (VideoContent::Frame);
- void seek_back ();
- bool done () const;
+ FFmpegDecoder (boost::shared_ptr<const FFmpegContent>, boost::shared_ptr<Log>);
private:
friend class ::ffmpeg_pts_offset_test;
- /* No copy construction */
- FFmpegDecoder (FFmpegDecoder const &);
- FFmpegDecoder& operator= (FFmpegDecoder const &);
-
- static double compute_pts_offset (double, double, float);
-
- void setup_subtitle ();
+ void seek (ContentTime time, bool);
+ bool pass ();
+ void flush ();
AVSampleFormat audio_sample_format () const;
int bytes_per_audio_sample () const;
- void do_seek (VideoContent::Frame, bool, bool);
bool decode_video_packet ();
void decode_audio_packet ();
+ void decode_subtitle_packet ();
void maybe_add_subtitle ();
boost::shared_ptr<AudioBuffers> deinterleave_audio (uint8_t** data, int size);
- AVCodecContext* _subtitle_codec_context; ///< may be 0 if there is no subtitle
- AVCodec* _subtitle_codec; ///< may be 0 if there is no subtitle
+ std::list<ContentTimePeriod> subtitles_during (ContentTimePeriod, bool starting) const;
+
+ boost::shared_ptr<Log> _log;
std::list<boost::shared_ptr<FilterGraph> > _filter_graphs;
boost::mutex _filter_graphs_mutex;
- bool _decode_video;
- bool _decode_audio;
-
- double _pts_offset;
+ ContentTime _pts_offset;
};