Fix assertion failure in emit_audio.

[dcpomatic.git] / src / lib / text_subtitle_decoder.cc

diff --git a/src/lib/text_subtitle_decoder.cc b/src/lib/text_subtitle_decoder.cc
index 846c3016ee1748f8c97aa08b27a1232ed3a8ec57..6188d524f97b101344138f83bacfaaa14dacc13b 100644 (file)
--- a/src/lib/text_subtitle_decoder.cc
+++ b/src/lib/text_subtitle_decoder.cc
@@ -38,7 +38,11 @@ TextSubtitleDecoder::TextSubtitleDecoder (shared_ptr<const TextSubtitleContent>
        : TextSubtitle (content)
        , _next (0)
 {
-       subtitle.reset (new SubtitleDecoder (this, content->subtitle, log));
+       ContentTime first;
+       if (!_subtitles.empty()) {
+               first = content_time_period(_subtitles[0]).from;
+       }
+       subtitle.reset (new SubtitleDecoder (this, content->subtitle, log, first));
 }
 
 void