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Code Issues Releases Activity

xldec: move buffer size check up, it can be done before allocating a frame

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-21 21:30:51 +02:00
parent 94b42da696
commit 8c59e0c362
1 changed files with 5 additions and 5 deletions
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10
libavcodec/xl.c
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@ -57,6 +57,11 @@ static int decode_frame(AVCodecContext *avctx,
return AVERROR_INVALIDDATA;
}
if (buf_size < avctx->width * avctx->height) {
av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
return AVERROR_INVALIDDATA;
}
if(p->data[0])
avctx->release_buffer(avctx, p);
@ -74,11 +79,6 @@ static int decode_frame(AVCodecContext *avctx,
stride = avctx->width - 4;
if (buf_size < avctx->width * avctx->height) {
av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
return AVERROR_INVALIDDATA;
}
for (i = 0; i < avctx->height; i++) {
/* lines are stored in reversed order */
buf += stride;