diff options
Diffstat (limited to 'src/smpte_subtitle_asset.h')
| -rw-r--r-- | src/smpte_subtitle_asset.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/smpte_subtitle_asset.h b/src/smpte_subtitle_asset.h index b707da12..2632e0a5 100644 --- a/src/smpte_subtitle_asset.h +++ b/src/smpte_subtitle_asset.h @@ -41,11 +41,12 @@ */ -#include "subtitle_asset.h" +#include "crypto_context.h" #include "language_tag.h" #include "local_time.h" #include "mxf.h" -#include "crypto_context.h" +#include "subtitle_asset.h" +#include "subtitle_standard.h" #include <boost/filesystem.hpp> @@ -74,7 +75,7 @@ class SMPTELoadFontNode; class SMPTESubtitleAsset : public SubtitleAsset, public MXF { public: - SMPTESubtitleAsset (); + explicit SMPTESubtitleAsset(SubtitleStandard standard = SubtitleStandard::SMPTE_2014); /** Construct a SMPTESubtitleAsset by reading an MXF or XML file * @param file Filename @@ -190,6 +191,10 @@ public: return _resource_id; } + SubtitleStandard subtitle_standard() const override { + return _subtitle_standard; + } + static bool valid_mxf (boost::filesystem::path); static std::string static_pkl_type (Standard) { return "application/mxf"; @@ -213,6 +218,7 @@ private: void parse_xml (std::shared_ptr<cxml::Document> xml); void read_mxf_descriptor (std::shared_ptr<ASDCP::TimedText::MXFReader> reader); void read_mxf_resources (std::shared_ptr<ASDCP::TimedText::MXFReader> reader, std::shared_ptr<DecryptionContext> dec); + std::string schema_namespace() const; /** The total length of this content in video frames. The amount of * content presented may be less than this. @@ -230,6 +236,12 @@ private: Fraction _edit_rate; int _time_code_rate = 0; boost::optional<Time> _start_time; + /** There are two SMPTE standards describing subtitles, 428-7:2010 and 428-7:2014, and they + * have different interpretations of what Vposition means. Though libdcp does not need to + * know the difference, this variable stores the standard from the namespace that this asset was + * written with (or will be written with). + */ + SubtitleStandard _subtitle_standard; std::vector<std::shared_ptr<SMPTELoadFontNode>> _load_font_nodes; /** UUID for the XML inside the MXF, which should be the same as the ResourceID in the MXF (our _resource_id) |