#include <string>
#include <stdint.h>
#include <boost/shared_ptr.hpp>
+#include <boost/optional.hpp>
extern "C" {
#include <libavcodec/avcodec.h>
#include <libpostproc/postprocess.h>
struct AVFrame;
struct AVBufferContext;
struct AVCodec;
+struct AVStream;
class Job;
class FilmState;
class Options;
~FFmpegDecoder ();
/* Methods to query our input video */
- int length_in_frames () const;
- int decoding_frames () const;
float frames_per_second () const;
Size native_size () const;
int audio_channels () const;
int audio_sample_rate () const;
AVSampleFormat audio_sample_format () const;
+ int64_t audio_channel_layout () const;
+ bool has_subtitles () const;
+
+ std::vector<AudioStream> audio_streams () const;
+ std::vector<SubtitleStream> subtitle_streams () const;
private:
void setup_general ();
void setup_video ();
void setup_audio ();
+ void setup_subtitle ();
+
+ void maybe_add_subtitle ();
+
+ std::string stream_name (AVStream* s) const;
AVFormatContext* _format_context;
int _video_stream;
- int _audio_stream;
+ int _audio_stream; ///< may be < 0 if there is no audio
+ int _subtitle_stream; ///< may be < 0 if there is no subtitle
AVFrame* _frame;
+
+ std::vector<AudioStream> _audio_streams;
+ std::vector<SubtitleStream> _subtitle_streams;
AVCodecContext* _video_codec_context;
AVCodec* _video_codec;
- AVCodecContext* _audio_codec_context;
- AVCodec* _audio_codec;
+ AVCodecContext* _audio_codec_context; ///< may be 0 if there is no audio
+ AVCodec* _audio_codec; ///< may be 0 if there is no audio
+ 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;
+
+ boost::optional<double> _first_video;
+ boost::optional<double> _first_audio;
};