/** The maximum number of audio channels that we can have in a DCP */
#define MAX_DCP_AUDIO_CHANNELS 16
/** Message broadcast to find possible encoding servers */
/** The maximum number of audio channels that we can have in a DCP */
#define MAX_DCP_AUDIO_CHANNELS 16
/** Message broadcast to find possible encoding servers */
/** Maximum size of the XML part of a closed caption file, according to SMPTE Bv2.1 */
#define MAX_CLOSED_CAPTION_XML_SIZE (256 * 1024)
#define MAX_CLOSED_CAPTION_XML_SIZE_TEXT "256KB"
/** Maximum size of the XML part of a closed caption file, according to SMPTE Bv2.1 */
#define MAX_CLOSED_CAPTION_XML_SIZE (256 * 1024)
#define MAX_CLOSED_CAPTION_XML_SIZE_TEXT "256KB"
extern void dcpomatic_setup_path_encoding ();
extern void dcpomatic_setup_gettext_i18n (std::string);
extern std::string digest_head_tail (std::vector<boost::filesystem::path>, boost::uintmax_t size);
extern void dcpomatic_setup_path_encoding ();
extern void dcpomatic_setup_gettext_i18n (std::string);
extern std::string digest_head_tail (std::vector<boost::filesystem::path>, boost::uintmax_t size);
extern void ensure_ui_thread ();
extern std::string audio_channel_name (int);
extern std::string short_audio_channel_name (int);
extern void ensure_ui_thread ();
extern std::string audio_channel_name (int);
extern std::string short_audio_channel_name (int);
#endif
extern std::string tidy_for_filename (std::string);
extern dcp::Size fit_ratio_within (float ratio, dcp::Size);
#endif
extern std::string tidy_for_filename (std::string);
extern dcp::Size fit_ratio_within (float ratio, dcp::Size);
extern void set_backtrace_file (boost::filesystem::path);
extern std::map<std::string, std::string> split_get_request (std::string url);
extern std::string video_asset_filename (std::shared_ptr<dcp::PictureAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
extern void set_backtrace_file (boost::filesystem::path);
extern std::map<std::string, std::string> split_get_request (std::string url);
extern std::string video_asset_filename (std::shared_ptr<dcp::PictureAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
extern std::pair<int, int> audio_channel_types (std::list<int> mapped, int channels);
extern std::shared_ptr<AudioBuffers> remap (std::shared_ptr<const AudioBuffers> input, int output_channels, AudioMapping map);
extern Eyes increment_eyes (Eyes e);
extern std::pair<int, int> audio_channel_types (std::list<int> mapped, int channels);
extern std::shared_ptr<AudioBuffers> remap (std::shared_ptr<const AudioBuffers> input, int output_channels, AudioMapping map);
extern Eyes increment_eyes (Eyes e);
-extern void checked_fread (void* ptr, size_t size, FILE* stream, boost::filesystem::path path);
-extern void checked_fwrite (void const * ptr, size_t size, FILE* stream, boost::filesystem::path path);
extern size_t utf8_strlen (std::string s);
extern std::string day_of_week_to_string (boost::gregorian::greg_weekday d);
extern void emit_subtitle_image (dcpomatic::ContentTimePeriod period, dcp::SubtitleImage sub, dcp::Size size, std::shared_ptr<TextDecoder> decoder);
extern bool show_jobs_on_console (bool progress);
extern void copy_in_bits (boost::filesystem::path from, boost::filesystem::path to, std::function<void (float)>);
extern size_t utf8_strlen (std::string s);
extern std::string day_of_week_to_string (boost::gregorian::greg_weekday d);
extern void emit_subtitle_image (dcpomatic::ContentTimePeriod period, dcp::SubtitleImage sub, dcp::Size size, std::shared_ptr<TextDecoder> decoder);
extern bool show_jobs_on_console (bool progress);
extern void copy_in_bits (boost::filesystem::path from, boost::filesystem::path to, std::function<void (float)>);
-extern dcp::Size scale_for_display (dcp::Size s, dcp::Size display_container, dcp::Size film_container);
+extern dcp::Size scale_for_display (dcp::Size s, dcp::Size display_container, dcp::Size film_container, PixelQuanta quanta);
extern dcp::DecryptedKDM decrypt_kdm_with_helpful_error (dcp::EncryptedKDM kdm);
extern boost::filesystem::path default_font_file ();
extern std::string to_upper (std::string s);
extern dcp::DecryptedKDM decrypt_kdm_with_helpful_error (dcp::EncryptedKDM kdm);
extern boost::filesystem::path default_font_file ();
extern std::string to_upper (std::string s);