X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fffmpeg_decoder.h;h=1e273752a59e874d8fde97fa22d261a56e9a5d2d;hb=04533b9cf34ce8089113015715083ee9c5b2b001;hp=2a4d40b1d81be34879c85aaebcb8fffc80e47812;hpb=63ec6f067fb6de3f65a03237fabb4f687cf74d4b;p=dcpomatic.git

diff --git a/src/lib/ffmpeg_decoder.h b/src/lib/ffmpeg_decoder.h
index 2a4d40b1d..6006fc08d 100644
--- a/src/lib/ffmpeg_decoder.h
+++ b/src/lib/ffmpeg_decoder.h
@@ -1,5 +1,5 @@
 /*
-    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
@@ -29,118 +29,55 @@
 #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 "film.h"
-
-struct AVFilterGraph;
-struct AVCodecContext;
-struct AVFilterContext;
-struct AVFormatContext;
-struct AVFrame;
-struct AVBufferContext;
-struct AVCodec;
-struct AVStream;
-class Job;
-class Options;
-class Image;
-class Log;
-
-class FFmpegAudioStream : public AudioStream
-{
-public:
-	FFmpegAudioStream (std::string n, int i, int s, int64_t c)
-		: AudioStream (s, c)
-		, _name (n)
-		, _id (i)
-	{}
-
-	std::string to_string () const;
-
-	std::string name () const {
-		return _name;
-	}
-
-	int id () const {
-		return _id;
-	}
+#include "subtitle_decoder.h"
+#include "ffmpeg.h"
 
-	static boost::shared_ptr<FFmpegAudioStream> create (std::string t, boost::optional<int> v);
-
-private:
-	friend class stream_test;
-	
-	FFmpegAudioStream (std::string t, boost::optional<int> v);
-	
-	std::string _name;
-	int _id;
-};
+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
+class FFmpegDecoder : public VideoDecoder, public AudioDecoder, public SubtitleDecoder, public FFmpeg
 {
 public:
-	FFmpegDecoder (boost::shared_ptr<Film>, DecodeOptions);
+	FFmpegDecoder (boost::shared_ptr<const FFmpegContent>, boost::shared_ptr<Log>);
 	~FFmpegDecoder ();
 
-	float frames_per_second () const;
-	libdcp::Size native_size () const;
-	SourceFrame length () const;
-	int time_base_numerator () const;
-	int time_base_denominator () const;
-	int sample_aspect_ratio_numerator () const;
-	int sample_aspect_ratio_denominator () const;
-
-	void set_audio_stream (boost::shared_ptr<AudioStream>);
-	void set_subtitle_stream (boost::shared_ptr<SubtitleStream>);
-
-	bool seek (double);
-	bool seek_to_last ();
-
 private:
+	friend class ::ffmpeg_pts_offset_test;
 
+	void seek (ContentTime time, bool);
 	bool pass ();
-	bool do_seek (double p, bool);
-	PixelFormat pixel_format () const;
+	void flush ();
+
 	AVSampleFormat audio_sample_format () const;
 	int bytes_per_audio_sample () const;
 
-	void filter_and_emit_video ();
-
-	void setup_general ();
-	void setup_video ();
-	void setup_audio ();
-	void setup_subtitle ();
-
+	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);
 
-	void film_changed (Film::Property);
-
-	std::string stream_name (AVStream* s) const;
+	bool seek_overrun_finished (ContentTime, boost::optional<ContentTime>, boost::optional<ContentTime>) const;
+	bool seek_final_finished (int, int) const;
+	int minimal_run (boost::function<bool (boost::optional<ContentTime>, boost::optional<ContentTime>, int)>);
+	void seek_and_flush (ContentTime);
 
-	AVFormatContext* _format_context;
-	int _video_stream;
-	
-	AVFrame* _frame;
-
-	AVCodecContext* _video_codec_context;
-	AVCodec* _video_codec;
-	AVCodecContext* _audio_codec_context;    ///< may be 0 if there is no audio
-	AVCodec* _audio_codec;                   ///< may be 0 if there is no audio
+	boost::shared_ptr<Log> _log;
 	AVCodecContext* _subtitle_codec_context; ///< may be 0 if there is no subtitle
-	AVCodec* _subtitle_codec;                ///< may be 0 if there is no subtitle
-
-	AVPacket _packet;
-
+	AVCodec* _subtitle_codec;		 ///< may be 0 if there is no subtitle
+	
 	std::list<boost::shared_ptr<FilterGraph> > _filter_graphs;
 	boost::mutex _filter_graphs_mutex;
+
+	ContentTime _pts_offset;
 };