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authorLuca Barbato <lu_zero@gentoo.org>2008-07-06 03:27:31 +0000
committerLuca Barbato <lu_zero@gentoo.org>2008-07-06 03:27:31 +0000
commitbc5a04440bcccf9c35757b17b9123892d05d25ba (patch)
treecae6a45915f93787f8f0a5d2f2a483a313e297df /libswscale/swscale.c
parent2d35ae567f89ba2757d8a652ef57854f889d8991 (diff)
downloadffmpeg-bc5a04440bcccf9c35757b17b9123892d05d25ba.tar.gz
Reindent. SoC Patch from Keiji Costantini
Originally committed as revision 27213 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
Diffstat (limited to 'libswscale/swscale.c')
-rw-r--r--libswscale/swscale.c87
1 files changed, 42 insertions, 45 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index d14e427b74..d17795ca61 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -1732,68 +1732,65 @@ static int yvu9toyv12Wrapper(SwsContext *c, uint8_t* src[], int srcStride[], int
/* unscaled copy like stuff (assumes nearly identical formats) */
static int packedCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[]){
+ int srcSliceH, uint8_t* dst[], int dstStride[])
+{
+ if (dstStride[0]==srcStride[0] && srcStride[0] > 0)
+ memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]);
+ else
+ {
+ int i;
+ uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
+ int length=0;
+ /* universal length finder */
+ while(length+c->srcW <= FFABS(dstStride[0])
+ && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
+ ASSERT(length!=0);
- if (dstStride[0]==srcStride[0] && srcStride[0] > 0)
- memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]);
- else
+ for (i=0; i<srcSliceH; i++)
{
- int i;
- uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
- int length=0;
-
- /* universal length finder */
- while(length+c->srcW <= FFABS(dstStride[0])
- && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
- ASSERT(length!=0);
-
- for (i=0; i<srcSliceH; i++)
- {
- memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
- }
+ memcpy(dstPtr, srcPtr, length);
+ srcPtr+= srcStride[0];
+ dstPtr+= dstStride[0];
}
-
+ }
return srcSliceH;
}
+
static int planarCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[])
{
+ int plane;
+ for (plane=0; plane<3; plane++)
+ {
+ int length= plane==0 ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample);
+ int y= plane==0 ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
+ int height= plane==0 ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
- int plane;
- for (plane=0; plane<3; plane++)
+ if ((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
{
- int length= plane==0 ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample);
- int y= plane==0 ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
- int height= plane==0 ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
-
- if ((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
- {
- if (!isGray(c->dstFormat))
- memset(dst[plane], 128, dstStride[plane]*height);
- }
+ if (!isGray(c->dstFormat))
+ memset(dst[plane], 128, dstStride[plane]*height);
+ }
+ else
+ {
+ if (dstStride[plane]==srcStride[plane] && srcStride[plane] > 0)
+ memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
else
{
- if (dstStride[plane]==srcStride[plane] && srcStride[plane] > 0)
- memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]);
- else
+ int i;
+ uint8_t *srcPtr= src[plane];
+ uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
+ for (i=0; i<height; i++)
{
- int i;
- uint8_t *srcPtr= src[plane];
- uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
- for (i=0; i<height; i++)
- {
- memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
- }
+ memcpy(dstPtr, srcPtr, length);
+ srcPtr+= srcStride[plane];
+ dstPtr+= dstStride[plane];
}
}
}
-
+ }
return srcSliceH;
}