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author | Michael Niedermayer <michaelni@gmx.at> | 2002-06-24 00:18:29 +0000 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2002-06-24 00:18:29 +0000 |
commit | 5859233b70289d2f5bf5474559a4efe3e17ff6e0 (patch) | |
tree | 9445778d6172b493b199816c5b959fdb619bd5f5 /postproc/swscale.c | |
parent | 0c51ef979f715b2e1ecb7f921f65a2a4883eec86 (diff) | |
download | ffmpeg-5859233b70289d2f5bf5474559a4efe3e17ff6e0.tar.gz |
100l (non mmx versions didnt compile)
some cleanup
Originally committed as revision 6541 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
Diffstat (limited to 'postproc/swscale.c')
-rw-r--r-- | postproc/swscale.c | 54 |
1 files changed, 33 insertions, 21 deletions
diff --git a/postproc/swscale.c b/postproc/swscale.c index d804591c17..5cb3a80785 100644 --- a/postproc/swscale.c +++ b/postproc/swscale.c @@ -253,6 +253,8 @@ void (*swScale)(SwsContext *context, uint8_t* src[], int srcStride[], int srcSli int srcSliceH, uint8_t* dst[], int dstStride[])=NULL; static SwsVector *getConvVec(SwsVector *a, SwsVector *b); +static inline void orderYUV(int format, uint8_t * sortedP[], int sortedStride[], uint8_t * p[], int stride[]); + #ifdef CAN_COMPILE_X86_ASM void in_asm_used_var_warning_killer() @@ -383,13 +385,13 @@ static void selfTest(uint8_t *src[3], int stride[3], int w, int h){ } } -static inline void yuv2yuvXinC(SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, +static inline void yuv2yuvXinC(int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, - uint8_t *dest, uint8_t *uDest, uint8_t *vDest) + uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int chrDstW) { //FIXME Optimize (just quickly writen not opti..) int i; - for(i=0; i<c->dstW; i++) + for(i=0; i<dstW; i++) { int val=0; int j; @@ -400,7 +402,7 @@ static inline void yuv2yuvXinC(SwsContext *c, int16_t *lumFilter, int16_t **lumS } if(uDest != NULL) - for(i=0; i<c->chrDstW; i++) + for(i=0; i<chrDstW; i++) { int u=0; int v=0; @@ -733,11 +735,10 @@ void SwScale_YV12slice(unsigned char* src[], int srcStride[], int srcSliceY , context->swScale(context, src, srcStride, srcSliceY, srcSliceH, dst, dstStride3); } -// will use sws_flags & src_filter (from cmd line) -SwsContext *getSwsContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat) +void swsGetFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam, SwsFilter **dstFilterParam) { - int flags=0; static int firstTime=1; + *flags=0; #ifdef ARCH_X86 if(gCpuCaps.hasMMX) @@ -746,9 +747,9 @@ SwsContext *getSwsContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW if(firstTime) { firstTime=0; - flags= SWS_PRINT_INFO; + *flags= SWS_PRINT_INFO; } - else if(verbose>1) flags= SWS_PRINT_INFO; + else if(verbose>1) *flags= SWS_PRINT_INFO; if(src_filter.lumH) freeVec(src_filter.lumH); if(src_filter.lumV) freeVec(src_filter.lumV); @@ -809,16 +810,27 @@ SwsContext *getSwsContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW switch(sws_flags) { - case 0: flags|= SWS_FAST_BILINEAR; break; - case 1: flags|= SWS_BILINEAR; break; - case 2: flags|= SWS_BICUBIC; break; - case 3: flags|= SWS_X; break; - case 4: flags|= SWS_POINT; break; - case 5: flags|= SWS_AREA; break; - default:flags|= SWS_BILINEAR; break; + case 0: *flags|= SWS_FAST_BILINEAR; break; + case 1: *flags|= SWS_BILINEAR; break; + case 2: *flags|= SWS_BICUBIC; break; + case 3: *flags|= SWS_X; break; + case 4: *flags|= SWS_POINT; break; + case 5: *flags|= SWS_AREA; break; + default:*flags|= SWS_BILINEAR; break; } + + *srcFilterParam= &src_filter; + *dstFilterParam= NULL; +} + +// will use sws_flags & src_filter (from cmd line) +SwsContext *getSwsContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat) +{ + int flags; + SwsFilter *dstFilterParam, *srcFilterParam; + swsGetFlagsAndFilterFromCmdLine(&flags, &srcFilterParam, &dstFilterParam); - return getSwsContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, &src_filter, NULL); + return getSwsContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, srcFilterParam, dstFilterParam); } @@ -1863,11 +1875,11 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, // reuse chroma for 2 pixles rgb/bgr unless user wants full chroma interpolation if((isBGR(dstFormat) || isRGB(dstFormat)) && !(flags&SWS_FULL_CHR_H_INT)) c->chrDstHSubSample=1; - // drop eery 2. pixel for chroma calculation unless user wants full chroma - if((isBGR(srcFormat) || isRGB(srcFormat) || srcFormat==IMGFMT_YUY2) && !(flags&SWS_FULL_CHR_V)) - c->chrSrcVSubSample=1; + // drop some chroma lines if the user wants it + c->vChrDrop= (flags&SWS_SRC_V_CHR_DROP_MASK)>>SWS_SRC_V_CHR_DROP_SHIFT; + c->chrSrcVSubSample+= c->vChrDrop; - // drop eery 2. pixel for chroma calculation unless user wants full chroma + // drop every 2. pixel for chroma calculation unless user wants full chroma if((isBGR(srcFormat) || isRGB(srcFormat)) && !(flags&SWS_FULL_CHR_H_INP)) c->chrSrcHSubSample=1; |