avformat/mov: check for tts_count before deferencing tts_data

Fixes ticket #11460.

James Almer committed 1 year ago

Commit 43be8d01 parent 16f9cfc1 file · +1 −1Browse files

Unified · Split

libavformat/mov.c+1−1

@@ -5186,7 +5186,7 @@ static int mov_read_trak(MOVContext c, AVIOContext pb, MOVAtom atom) · 5185 unmodified lines
5186	}	5186	}
5187		5187
5188	if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {	5188	if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
5189	int stts_constant = !!sc->stts_count;	5189	int stts_constant = sc->stts_count && sc->tts_count;
5190	if (sc->h_spacing && sc->v_spacing)	5190	if (sc->h_spacing && sc->v_spacing)
5191	av_reduce(&st->sample_aspect_ratio.num, &st->sample_aspect_ratio.den,	5191	av_reduce(&st->sample_aspect_ratio.num, &st->sample_aspect_ratio.den,
5192	sc->h_spacing, sc->v_spacing, INT_MAX);	5192	sc->h_spacing, sc->v_spacing, INT_MAX);