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Add check for height when cropping.

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Originally committed as revision 25345 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Tobias Bindhammer 2010-10-05 12:14:20 +00:00
parent a4d2690309
commit 93ee7f9c41
1 changed files with 3 additions and 3 deletions
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libavcodec/a64multienc.c
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@ -49,11 +49,11 @@ static void to_meta_with_crop(AVCodecContext *avctx, AVFrame *p, int *dest)
int width = FFMIN(avctx->width ,C64XRES); int width = FFMIN(avctx->width ,C64XRES);
uint8_t *src = p->data[0]; uint8_t *src = p->data[0];
for (blocky = 0; blocky < height; blocky += 8) { for (blocky = 0; blocky < C64YRES; blocky += 8) {
for (blockx = 0; blockx < C64XRES; blockx += 8) { for (blockx = 0; blockx < C64XRES; blockx += 8) {
for (y = blocky; y < blocky+8 && y < height; y++) { for (y = blocky; y < blocky+8 && y < C64YRES; y++) {
for (x = blockx; x < blockx+8 && x < C64XRES; x += 2) { for (x = blockx; x < blockx+8 && x < C64XRES; x += 2) {
if(x < width) { if(x < width && y < height) {
/* build average over 2 pixels */ /* build average over 2 pixels */
luma = (src[(x + 0 + y * p->linesize[0])] + luma = (src[(x + 0 + y * p->linesize[0])] +
src[(x + 1 + y * p->linesize[0])]) / 2; src[(x + 1 + y * p->linesize[0])]) / 2;