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mov: reject zero bytes_per_frame with non-zero samples_per_frame 

In this case the mov demuxer can return a large number of empty packets.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Andreas Cadhalpun 2015-05-26 14:24:37 +01:00 committed by Luca Barbato
parent 8e9c39e81f
commit cffb9ea81b
1 changed files with 7 additions and 0 deletions
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7
libavformat/mov.c
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@ -2263,6 +2263,13 @@ static void mov_build_index(MOVContext *mov, AVStream *st)
AVIndexEntry *e;
unsigned size, samples;
if (sc->samples_per_frame > 1 && !sc->bytes_per_frame) {
avpriv_request_sample(mov->fc,
"Zero bytes per frame, but %d samples per frame",
sc->samples_per_frame);
return;
}
if (sc->samples_per_frame >= 160) { // gsm
samples = sc->samples_per_frame;
size = sc->bytes_per_frame;