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| author | Michael Niedermayer <michaelni@gmx.at> | 2002-02-14 16:38:50 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2002-02-14 16:38:50 +0000 |
| commit | 332105e44668743a187e0c4173b6a5f42918702f (patch) | |
| tree | 6d4a88558df0b36c297dd4f6d3683f1b14ff637a /postproc | |
| parent | f004ca1c1b5d272d8344ef12ab006cfe52cbf023 (diff) | |
| download | ffmpeg-332105e44668743a187e0c4173b6a5f42918702f.tar.gz | |
minor dststride bugfix for i420 output
srcHeight %2 != 0 bugfix / chroma height = (luma height +1)>>1 in YV12
Originally committed as revision 4699 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
Diffstat (limited to 'postproc')
| -rw-r--r-- | postproc/swscale_template.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/postproc/swscale_template.c b/postproc/swscale_template.c index 0ce0dfb514..c00e3e08eb 100644 --- a/postproc/swscale_template.c +++ b/postproc/swscale_template.c @@ -2589,7 +2589,7 @@ FUNNYUVCODE } static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStrideParam[], int srcSliceY, - int srcSliceH, uint8_t* dstParam[], int dstStride[]){ + int srcSliceH, uint8_t* dstParam[], int dstStrideParam[]){ /* load a few things into local vars to make the code more readable? and faster */ const int srcW= c->srcW; @@ -2630,6 +2630,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar int lastInLumBuf= c->lastInLumBuf; int lastInChrBuf= c->lastInChrBuf; int srcStride[3]; + int dstStride[3]; uint8_t *src[3]; uint8_t *dst[3]; @@ -2666,15 +2667,20 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar srcStride[2]= 0; } - if(c->dstFormat == IMGFMT_I420){ + if(dstFormat == IMGFMT_I420){ dst[0]= dstParam[0]; dst[1]= dstParam[2]; dst[2]= dstParam[1]; - + dstStride[0]= dstStrideParam[0]; + dstStride[1]= dstStrideParam[2]; + dstStride[2]= dstStrideParam[1]; }else{ dst[0]= dstParam[0]; dst[1]= dstParam[1]; dst[2]= dstParam[2]; + dstStride[0]= dstStrideParam[0]; + dstStride[1]= dstStrideParam[1]; + dstStride[2]= dstStrideParam[2]; } //printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2], @@ -2720,7 +2726,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar ASSERT(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1) // Do we have enough lines in this slice to output the dstY line - if(lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < ((srcSliceY + srcSliceH)>>1)) + if(lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < ((srcSliceY + srcSliceH + 1)>>1)) { //Do horizontal scaling while(lastInLumBuf < lastLumSrcY) @@ -2743,7 +2749,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar uint8_t *src2= src[2]+(lastInChrBuf + 1 - (srcSliceY>>1))*srcStride[2]; chrBufIndex++; ASSERT(chrBufIndex < 2*vChrBufSize) - ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < (srcSliceH>>1)) + ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < ((srcSliceH+1)>>1)) ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) >= 0) //FIXME replace parameters through context struct (some at least) RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc, @@ -2781,7 +2787,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar uint8_t *src2= src[2]+(lastInChrBuf + 1 - (srcSliceY>>1))*srcStride[2]; chrBufIndex++; ASSERT(chrBufIndex < 2*vChrBufSize) - ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < (srcSliceH>>1)) + ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) < ((srcSliceH+1)>>1)) ASSERT(lastInChrBuf + 1 - (srcSliceY>>1) >= 0) RENAME(hcscale)(chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, (srcW+1)>>1, chrXInc, flags, canMMX2BeUsed, hChrFilter, hChrFilterPos, hChrFilterSize, |