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avcodec/mpeg12dec: do not fail on invalid frame_rate_index

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Fixes Ticket4073

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-11-20 15:09:42 +01:00
parent 88b4c1a731
commit 0f8908aa1b
1 changed files with 1 additions and 1 deletions
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2
libavcodec/mpeg12dec.c
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@ -2123,7 +2123,7 @@ static int mpeg1_decode_sequence(AVCodecContext *avctx,
s->frame_rate_index = get_bits(&s->gb, 4);
if (s->frame_rate_index == 0 || s->frame_rate_index > 13) {
av_log(avctx, AV_LOG_WARNING, "frame_rate_index %d is invalid\n", s->frame_rate_index);
return -1;
s->frame_rate_index = 1;
}
s->bit_rate = get_bits(&s->gb, 18) * 400;
if (get_bits1(&s->gb) == 0) { /* marker */