void subtitle_stop (boost::weak_ptr<Piece>, ContentTime);
boost::shared_ptr<Resampler> resampler (boost::shared_ptr<const AudioContent> content, AudioStreamPtr stream, bool create);
DCPTime one_video_frame () const;
void subtitle_stop (boost::weak_ptr<Piece>, ContentTime);
boost::shared_ptr<Resampler> resampler (boost::shared_ptr<const AudioContent> content, AudioStreamPtr stream, bool create);
DCPTime one_video_frame () const;
void fill_audio (DCPTimePeriod period);
void audio_flush (boost::shared_ptr<Piece>, AudioStreamPtr stream);
void audio_transform (boost::shared_ptr<AudioContent> content, AudioStreamPtr stream, ContentAudio content_audio, DCPTime time);
void fill_audio (DCPTimePeriod period);
void audio_flush (boost::shared_ptr<Piece>, AudioStreamPtr stream);
void audio_transform (boost::shared_ptr<AudioContent> content, AudioStreamPtr stream, ContentAudio content_audio, DCPTime time);