---
libavformat/utils.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 199e80b..0256894 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -3343,7 +3343,12 @@ int avformat_find_stream_info(AVFormatContext *ic,
AVDictionary **options)
break;
}
if (pkt->duration) {
- st->info->codec_info_duration += pkt->duration;
+ if (st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
+ if (pkt->pts != AV_NOPTS_VALUE)
+ st->info->codec_info_duration = pkt->pts -
st->start_time;
+ } else {
+ st->info->codec_info_duration += pkt->duration;
+ }
st->info->codec_info_duration_fields += st->parser &&
st->need_parsing && st->codec->ticks_per_frame ==2 ? st->parser->repeat_pict +
1 : 2;
}
}
--
2.5.1
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