#endif
extern std::string tidy_for_filename (std::string);
extern dcp::Size fit_ratio_within (float ratio, dcp::Size);
-extern int dcp_audio_frame_rate (int);
extern int stride_round_up (int, int const *, int);
-extern int round_to (float n, int r);
extern void* wrapped_av_malloc (size_t);
class FFmpegSubtitlePeriod
extern std::string audio_asset_filename (boost::shared_ptr<dcp::SoundAsset> asset);
#endif
-