sonicdec: check decorrelation

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-03-21 15:45:59 +01:00
parent 8251c05320
commit 1426291eb8
1 changed files with 4 additions and 0 deletions

View File

@ -801,6 +801,10 @@ static av_cold int sonic_decode_init(AVCodecContext *avctx)
if (!s->lossless)
skip_bits(&gb, 3); // XXX FIXME
s->decorrelation = get_bits(&gb, 2);
if (s->decorrelation != 3 && s->channels != 2) {
av_log(avctx, AV_LOG_ERROR, "invalid decorrelation %d\n", s->decorrelation);
return AVERROR_INVALIDDATA;
}
s->downsampling = get_bits(&gb, 2);
if (!s->downsampling) {