extern std::string string_client_data (wxClientData* o);
extern wxString time_to_timecode (dcpomatic::DCPTime t, double fps);
extern void setup_audio_channels_choice (wxChoice* choice, int minimum);
extern std::string string_client_data (wxClientData* o);
extern wxString time_to_timecode (dcpomatic::DCPTime t, double fps);
extern void setup_audio_channels_choice (wxChoice* choice, int minimum);