From 370799068d1735fcc564c1e5861affe8217a79a3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 6 Feb 2002 20:52:14 +0000 Subject: [PATCH] swScale internally uses yuv2rgb now if possible Originally committed as revision 4555 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc --- postproc/swscale.c | 44 ++++++++++++++++++++++++++++++++++++++++++-- postproc/swscale.h | 8 ++++---- postproc/swscale_template.c | 8 +++++--- 3 files changed, 51 insertions(+), 9 deletions(-) diff --git a/postproc/swscale.c b/postproc/swscale.c index c5a5b0d59..d86edf19c 100644 --- a/postproc/swscale.c +++ b/postproc/swscale.c @@ -34,6 +34,7 @@ #include "swscale.h" #include "../cpudetect.h" #include "../libvo/img_format.h" +#include "rgb2rgb.h" #undef MOVNTQ #undef PAVGB @@ -69,6 +70,7 @@ || (x)==IMGFMT_Y800) #define isSupportedOut(x) ((x)==IMGFMT_YV12 || (x)==IMGFMT_I420 \ || (x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15) +#define isBGR(x) ((x)==IMGFMT_BGR32|| (x)==IMGFMT_BGR24|| (x)==IMGFMT_BGR16|| (x)==IMGFMT_BGR15) #define RGB2YUV_SHIFT 16 #define BY ((int)( 0.098*(1<BGR scaler +deglobalize yuv2rgb*.c */ #define ABS(a) ((a) > 0 ? (a) : (-(a))) @@ -1107,12 +1109,22 @@ cpuCaps= gCpuCaps; #endif //!RUNTIME_CPUDETECT } +/* Warper functions for yuv2bgr */ +static void planarYuvToBgr(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, + int srcSliceH, uint8_t* dst[], int dstStride[]){ + + if(c->srcFormat==IMGFMT_YV12) + yuv2rgb( dst[0],src[0],src[1],src[2],c->srcW,c->srcH,dstStride[0],srcStride[0],srcStride[1] ); + else /* I420 & IYUV */ + yuv2rgb( dst[0],src[0],src[2],src[1],c->srcW,c->srcH,dstStride[0],srcStride[0],srcStride[1] ); +} SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat, int flags, SwsFilter *srcFilter, SwsFilter *dstFilter){ SwsContext *c; int i; + int usesFilter; SwsFilter dummyFilter= {NULL, NULL, NULL, NULL}; #ifdef ARCH_X86 @@ -1162,6 +1174,33 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, c->dstFormat= dstFormat; c->srcFormat= srcFormat; + usesFilter=0; + if(dstFilter->lumV!=NULL && dstFilter->lumV->length>1) usesFilter=1; + if(dstFilter->lumH!=NULL && dstFilter->lumH->length>1) usesFilter=1; + if(dstFilter->chrV!=NULL && dstFilter->chrV->length>1) usesFilter=1; + if(dstFilter->chrH!=NULL && dstFilter->chrH->length>1) usesFilter=1; + if(srcFilter->lumV!=NULL && srcFilter->lumV->length>1) usesFilter=1; + if(srcFilter->lumH!=NULL && srcFilter->lumH->length>1) usesFilter=1; + if(srcFilter->chrV!=NULL && srcFilter->chrV->length>1) usesFilter=1; + if(srcFilter->chrH!=NULL && srcFilter->chrH->length>1) usesFilter=1; + + /* special Cases */ + if(srcW==dstW && srcH==dstH && !usesFilter) + { + /* yuv2bgr */ + if(isPlanarYUV(srcFormat) && isBGR(dstFormat)) + { + // FIXME multiple yuv2rgb converters wont work that way cuz that thing is full of globals&statics + yuv2rgb_init( dstFormat&0xFF /* =bpp */, MODE_BGR); + c->swScale= planarYuvToBgr; + + if(flags&SWS_PRINT_INFO) + printf("SwScaler: using unscaled %s -> %s special converter\n", + vo_format_name(srcFormat), vo_format_name(dstFormat)); + return c; + } + } + if(cpuCaps.hasMMX2) { c->canMMX2BeUsed= (dstW >=srcW && (dstW&31)==0 && (srcW&15)==0) ? 1 : 0; @@ -1403,7 +1442,8 @@ SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, printf("SwScaler:Chr srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n", c->chrSrcW, c->chrSrcH, c->chrDstW, c->chrDstH, c->chrXInc, c->chrYInc); } - + + c->swScale= swScale; return c; } diff --git a/postproc/swscale.h b/postproc/swscale.h index 144074507..03b63a650 100644 --- a/postproc/swscale.h +++ b/postproc/swscale.h @@ -37,7 +37,7 @@ #define SWS_MAX_REDUCE_CUTOFF 0.002 /* this struct should be aligned on at least 32-byte boundary */ -typedef struct{ +typedef struct SwsContext{ int srcW, srcH, dstW, dstH; int chrSrcW, chrSrcH, chrDstW, chrDstH; int lumXInc, chrXInc; @@ -78,6 +78,9 @@ typedef struct{ int chrBufIndex; int dstY; int flags; + + void (*swScale)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY, + int srcSliceH, uint8_t* dst[], int dstStride[]); } SwsContext; //FIXME check init (where 0) @@ -116,9 +119,6 @@ SwsContext *getSwsContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW SwsContext *getSwsContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat, int flags, SwsFilter *srcFilter, SwsFilter *dstFilter); -extern void (*swScale)(SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY, - int srcSliceH, uint8_t* dst[], int dstStride[]); - SwsVector *getGaussianVec(double variance, double quality); SwsVector *getConstVec(double c, int length); SwsVector *getIdentityVec(void); diff --git a/postproc/swscale_template.c b/postproc/swscale_template.c index ba8a8c1fe..b56d41498 100644 --- a/postproc/swscale_template.c +++ b/postproc/swscale_template.c @@ -2192,7 +2192,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar uint8_t *src[3]; uint8_t *dst[3]; - if((c->srcFormat == IMGFMT_IYUV) || (c->srcFormat == IMGFMT_I420)){ + if(c->srcFormat == IMGFMT_I420){ src[0]= srcParam[0]; src[1]= srcParam[2]; src[2]= srcParam[1]; @@ -2225,7 +2225,7 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar srcStride[2]= 0; } - if((c->dstFormat == IMGFMT_IYUV) || (c->dstFormat == IMGFMT_I420)){ + if(c->dstFormat == IMGFMT_I420){ dst[0]= dstParam[0]; dst[1]= dstParam[2]; dst[2]= dstParam[1]; @@ -2235,7 +2235,9 @@ static void RENAME(swScale)(SwsContext *c, uint8_t* srcParam[], int srcStridePar dst[1]= dstParam[1]; dst[2]= dstParam[2]; } - + +//printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2], +//dstStride[0],dstStride[1],dstStride[2]); if(dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0) { -- 2.11.0