X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Futil.h;h=10c5678ffd37f72c4b0e37c0d450f18ad950efa3;hp=f7b4704ace52caa583c2d09fb85926ba4a050aa7;hb=ac34066d5e448d1984d11a180be74e31b6e13b5c;hpb=15a83d720780d58f905d40f8493cdcb86596eaee

diff --git a/src/lib/util.h b/src/lib/util.h
index f7b4704ac..10c5678ff 100644
--- a/src/lib/util.h
+++ b/src/lib/util.h
@@ -18,19 +18,24 @@
 
 */
 
+
 /** @file src/util.h
  *  @brief Some utility functions and classes.
  */
 
+
 #ifndef DCPOMATIC_UTIL_H
 #define DCPOMATIC_UTIL_H
 
-#include "types.h"
-#include "dcpomatic_time.h"
+
 #include "audio_mapping.h"
+#include "dcpomatic_time.h"
+#include "pixel_quanta.h"
+#include "types.h"
+#include <dcp/atmos_asset.h>
+#include <dcp/decrypted_kdm.h>
 #include <dcp/util.h>
 #include <dcp/subtitle_image.h>
-#include <boost/shared_ptr.hpp>
 #include <boost/optional.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/date_time/gregorian/gregorian.hpp>
@@ -40,6 +45,7 @@
 
 #undef check
 
+
 namespace dcp {
 	class PictureAsset;
 	class SoundAsset;
@@ -60,13 +66,18 @@ namespace dcp {
 /** Largest KDM size (in bytes) that will be accepted */
 #define MAX_KDM_SIZE (256 * 1024)
 /** Number of lines that closed caption viewers will display */
-#define CLOSED_CAPTION_LINES 3
-/** Maximum line length of closed caption viewers */
-#define CLOSED_CAPTION_LENGTH 30
-/* We are mis-using genre here, as only some metadata tags are written/read.
-   I tried the use_metadata_tags option but it didn't seem to make any difference.
-*/
-#define SWAROOP_ID_TAG "genre"
+#define MAX_CLOSED_CAPTION_LINES 3
+/** Maximum line length of closed caption viewers, according to SMPTE Bv2.1 */
+#define MAX_CLOSED_CAPTION_LENGTH 32
+/** Maximum size of a subtitle / closed caption MXF in bytes, according to SMPTE Bv2.1 */
+#define MAX_TEXT_MXF_SIZE (115 * 1024 * 1024)
+#define MAX_TEXT_MXF_SIZE_TEXT "115MB"
+/** Maximum size of a font file, in bytes */
+#define MAX_FONT_FILE_SIZE (640 * 1024)
+#define MAX_FONT_FILE_SIZE_TEXT "640KB"
+/** 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 std::string program_name;
 extern bool is_batch_converter;
@@ -98,32 +109,33 @@ extern int stride_round_up (int, int const *, int);
 extern void* wrapped_av_malloc (size_t);
 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 (boost::shared_ptr<dcp::PictureAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
-extern std::string audio_asset_filename (boost::shared_ptr<dcp::SoundAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
+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::string audio_asset_filename (std::shared_ptr<dcp::SoundAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
+extern std::string atmos_asset_filename (std::shared_ptr<dcp::AtmosAsset> asset, int reel_index, int reel_count, boost::optional<std::string> content_summary);
 extern float relaxed_string_to_float (std::string);
 extern std::string careful_string_filter (std::string);
 extern std::pair<int, int> audio_channel_types (std::list<int> mapped, int channels);
-extern boost::shared_ptr<AudioBuffers> remap (boost::shared_ptr<const AudioBuffers> input, int output_channels, AudioMapping map);
+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, boost::shared_ptr<TextDecoder> decoder);
+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, boost::function<void (float)>);
-#ifdef DCPOMATIC_VARIANT_SWAROOP
-extern boost::shared_ptr<dcp::CertificateChain> read_swaroop_chain (boost::filesystem::path path);
-extern void write_swaroop_chain (boost::shared_ptr<const dcp::CertificateChain> chain, boost::filesystem::path output);
-#endif
-extern dcp::Size scale_for_display (dcp::Size s, dcp::Size display_container, dcp::Size film_container);
+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, 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 void start_of_thread (std::string name);
 
 template <class T>
 std::list<T>
 vector_to_list (std::vector<T> v)
 {
 	std::list<T> l;
-	BOOST_FOREACH (T& i, v) {
+	for (auto& i: v) {
 		l.push_back (i);
 	}
 	return l;
@@ -134,7 +146,7 @@ std::vector<T>
 list_to_vector (std::list<T> v)
 {
 	std::vector<T> l;
-	BOOST_FOREACH (T& i, v) {
+	for (auto& i: v) {
 		l.push_back (i);
 	}
 	return l;
@@ -143,4 +155,12 @@ list_to_vector (std::list<T> v)
 extern double db_to_linear (double db);
 extern double linear_to_db (double linear);
 
+
+template <class T>
+T clamp (T val, T minimum, T maximum)
+{
+	return std::max(std::min(val, maximum), minimum);
+}
+
+
 #endif