matroskadec: check s->streams[k] before using it

This fixes a segmentation fault.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e54540655f)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Andreas Cadhalpun
2015-05-03 23:55:20 +02:00
committed by Michael Niedermayer
parent e337d5f1b1
commit 39115c01f0

View File

@@ -1948,7 +1948,7 @@ static int matroska_parse_tracks(AVFormatContext *s)
snprintf(buf, sizeof(buf), "%s_%d", snprintf(buf, sizeof(buf), "%s_%d",
ff_matroska_video_stereo_plane[planes[j].type], i); ff_matroska_video_stereo_plane[planes[j].type], i);
for (k=0; k < matroska->tracks.nb_elem; k++) for (k=0; k < matroska->tracks.nb_elem; k++)
if (planes[j].uid == tracks[k].uid) { if (planes[j].uid == tracks[k].uid && s->streams[k]) {
av_dict_set(&s->streams[k]->metadata, av_dict_set(&s->streams[k]->metadata,
"stereo_mode", buf, 0); "stereo_mode", buf, 0);
break; break;