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utvideoenc: fix theoretical integer overflow

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The image sizes needed for this overflow to happen are currently not
supported in lavc, thus this should have no effect execpt making the
code more robust in light of future changes.

Fixes CID732245
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-19 18:44:28 +02:00
parent d86ef54476
commit 0fa26bd470
1 changed files with 1 additions and 1 deletions
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libavcodec/utvideoenc.c
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@ -417,7 +417,7 @@ static int encode_plane(AVCodecContext *avctx, uint8_t *src,
/* If non-zero count is found, see if it matches width * height */
if (counts[symbol]) {
/* Special case if only one symbol was used */
if (counts[symbol] == width * height) {
if (counts[symbol] == width * (int64_t)height) {
/*
* Write a zero for the single symbol
* used in the plane, else 0xFF.