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sws: fix uv overwrite in 32bt

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This commit is contained in:
Michael Niedermayer 2011-07-03 01:04:51 +02:00
parent d2c910b9a4
commit b5ff61695f
1 changed files with 3 additions and 3 deletions

6
libswscale/utils.c
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@ -786,7 +786,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
int srcH= c->srcH; int srcH= c->srcH;
int dstW= c->dstW; int dstW= c->dstW;
int dstH= c->dstH; int dstH= c->dstH;
int dst_stride = FFALIGN(dstW * sizeof(int16_t)+66, 16), dst_stride_px = dst_stride >> 1; int dst_stride = FFALIGN(dstW * sizeof(int16_t)+66, 16);
int flags, cpu_flags; int flags, cpu_flags;
enum PixelFormat srcFormat= c->srcFormat; enum PixelFormat srcFormat= c->srcFormat;
enum PixelFormat dstFormat= c->dstFormat; enum PixelFormat dstFormat= c->dstFormat;
@ -1047,12 +1047,12 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], dst_stride+1, fail); FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], dst_stride+1, fail);
c->lumPixBuf[i] = c->lumPixBuf[i+c->vLumBufSize]; c->lumPixBuf[i] = c->lumPixBuf[i+c->vLumBufSize];
} }
c->uv_off = dst_stride_px; c->uv_off = dst_stride>>1;
c->uv_offx2 = dst_stride; c->uv_offx2 = dst_stride;
for (i=0; i<c->vChrBufSize; i++) { for (i=0; i<c->vChrBufSize; i++) {
FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], dst_stride*2+1, fail); FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], dst_stride*2+1, fail);
c->chrUPixBuf[i] = c->chrUPixBuf[i+c->vChrBufSize]; c->chrUPixBuf[i] = c->chrUPixBuf[i+c->vChrBufSize];
c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + dst_stride_px; c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + (dst_stride>>1);
} }
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf)
for (i=0; i<c->vLumBufSize; i++) { for (i=0; i<c->vLumBufSize; i++) {