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 ();
boost::optional<double> _first_video;
boost::optional<double> _first_audio;
- boost::optional<double> _last_rough_output;
std::list<boost::shared_ptr<FilterGraph> > _filter_graphs;
};