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Code Issues Releases Activity

lavc/utils: improve feedback in case of invalid packet size

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This commit is contained in:
Stefano Sabatini 2013-06-26 17:05:57 +02:00
parent c58d535b2f
commit 47c9887eca
1 changed files with 7 additions and 2 deletions
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9
libavcodec/utils.c
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@ -1395,8 +1395,13 @@ free_and_end:
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int size)
{
if (size < 0 || avpkt->size < 0 || size > INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE) {
av_log(avctx, AV_LOG_ERROR, "Size %d invalid\n", size);
if (avpkt->size < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid negative user packet size %d\n", avpkt->size);
return AVERROR(EINVAL);
}
if (size < 0 || size > INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE) {
av_log(avctx, AV_LOG_ERROR, "Invalid minimum required packet size %d (max allowed is %d)\n",
size, INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE);
return AVERROR(EINVAL);
}