}
#include "util.h"
#include "decoder.h"
+#include "video_decoder.h"
+#include "audio_decoder.h"
struct AVFilterGraph;
struct AVCodecContext;
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;
+ }
+
+ 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 FFmpegDecoder
* @brief A decoder using FFmpeg to decode content.
*/
-class FFmpegDecoder : public Decoder
+class FFmpegDecoder : public VideoDecoder, public AudioDecoder
{
public:
FFmpegDecoder (boost::shared_ptr<Film>, boost::shared_ptr<const Options>, Job *);
~FFmpegDecoder ();
- /* Methods to query our input video */
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;
+ 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;
- std::vector<AudioStream> audio_streams () const;
- std::vector<SubtitleStream> subtitle_streams () const;
+ void set_audio_stream (boost::shared_ptr<AudioStream>);
+ void set_subtitle_stream (boost::shared_ptr<SubtitleStream>);
private:
bool pass ();
PixelFormat pixel_format () const;
- int time_base_numerator () const;
- int time_base_denominator () const;
- int sample_aspect_ratio_numerator () const;
- int sample_aspect_ratio_denominator () const;
+ AVSampleFormat audio_sample_format () const;
+ int bytes_per_audio_sample () const;
+
+ void rough_video_output ();
+ void precise_video_output ();
+ void filter_and_emit_video (AVFrame *);
void setup_general ();
void setup_video ();
AVFormatContext* _format_context;
int _video_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; ///< may be 0 if there is no audio
boost::optional<double> _first_video;
boost::optional<double> _first_audio;
+ boost::optional<double> _last_rough_output;
+
+ std::list<boost::shared_ptr<FilterGraph> > _filter_graphs;
};