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-rw-r--r--src/lib/ffmpeg_subtitle_stream.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/lib/ffmpeg_subtitle_stream.h b/src/lib/ffmpeg_subtitle_stream.h
index 61334400a..704ac7b79 100644
--- a/src/lib/ffmpeg_subtitle_stream.h
+++ b/src/lib/ffmpeg_subtitle_stream.h
@@ -38,6 +38,7 @@ public:
void add_text_subtitle (std::string id, ContentTimePeriod period);
void set_subtitle_to (std::string id, ContentTime to);
ContentTime find_subtitle_to (std::string id) const;
+ bool unknown_to (std::string id) const;
void add_offset (ContentTime offset);
void set_colour (RGBA from, RGBA to);
std::map<RGBA, RGBA> colours () const;