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Fix js_vlc_bits value validation when joint stereo is used in cook decoder.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 352c878de6)
This commit is contained in:
Laurent Aimar
2011-09-17 16:56:35 +02:00
committed by Michael Niedermayer
parent 30d7dce94f
commit 4d8330d095
1 changed files with 3 additions and 2 deletions
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5
libavcodec/cook.c
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@@ -1175,8 +1175,9 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
return -1;
}
if ((q->subpacket[s].js_vlc_bits > 6) || (q->subpacket[s].js_vlc_bits < 0)) {
av_log(avctx,AV_LOG_ERROR,"js_vlc_bits = %d, only >= 0 and <= 6 allowed!\n",q->subpacket[s].js_vlc_bits);
if ((q->subpacket[s].js_vlc_bits > 6) || (q->subpacket[s].js_vlc_bits < 2*q->subpacket[s].joint_stereo)) {
av_log(avctx,AV_LOG_ERROR,"js_vlc_bits = %d, only >= %d and <= 6 allowed!\n",
q->subpacket[s].js_vlc_bits, 2*q->subpacket[s].joint_stereo);
return -1;
}