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ffmpeg.wasm-core
Commit 80b6b314 authored by Janne Grunau's avatar Janne Grunau
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mov: compute avg_frame_rate only if duration is known 

Fixes an assert in fuzzed sample sample.mp4_s265930.
parent 480be07a
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Showing with 3 additions and 2 deletions
libavformat/mov.c
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...@@ -2052,8 +2052,9 @@ static int mov_read_trak(MOVContext *c, AVIOContext *pb, MOVAtom atom) ...@@ -2052,8 +2052,9 @@ static int mov_read_trak(MOVContext *c, AVIOContext *pb, MOVAtom atom)
((double)st->codec->width * sc->height), INT_MAX); ((double)st->codec->width * sc->height), INT_MAX);
} }
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den, if (st->duration != AV_NOPTS_VALUE)
sc->time_scale*st->nb_frames, st->duration, INT_MAX); av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
sc->time_scale*st->nb_frames, st->duration, INT_MAX);
#if FF_API_R_FRAME_RATE #if FF_API_R_FRAME_RATE
if (sc->stts_count == 1 || (sc->stts_count == 2 && sc->stts_data[1].count == 1)) if (sc->stts_count == 1 || (sc->stts_count == 2 && sc->stts_data[1].count == 1))
......
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