}
list<ContentTimePeriod>
-SubRipDecoder::subtitles_during (ContentTimePeriod p, bool starting) const
+SubRipDecoder::image_subtitles_during (ContentTimePeriod, bool) const
+{
+ return list<ContentTimePeriod> ();
+}
+
+list<ContentTimePeriod>
+SubRipDecoder::text_subtitles_during (ContentTimePeriod p, bool starting) const
{
/* XXX: inefficient */