diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2001-11-29 23:19:17 +0300 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2001-11-29 23:19:17 +0300 |
commit | d1fac6cf5299eb6b2f628b95c5e9f02c0af35f48 (patch) | |
tree | 4c270ae11850c12419a72d0117f3e4e1e16e13e0 | |
parent | 6e9b48406c417947d65323fa12162cf3356eb82a (diff) |
swscaler cleanup
green line at bottom bugfix
green lines in yuv2yuv scaler bugfix
Originally committed as revision 3210 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
-rw-r--r-- | postproc/swscale.c | 30 | ||||
-rw-r--r-- | postproc/swscale.h | 9 | ||||
-rw-r--r-- | postproc/swscale_template.c | 215 |
3 files changed, 125 insertions, 129 deletions
diff --git a/postproc/swscale.c b/postproc/swscale.c index 156d6cc0d8..580fe53c3d 100644 --- a/postproc/swscale.c +++ b/postproc/swscale.c @@ -7,6 +7,7 @@ #include <inttypes.h> #include <string.h> +//#include <stdio.h> //FOR DEBUG ONLY #include "../config.h" #include "swscale.h" #include "../cpudetect.h" @@ -222,39 +223,34 @@ void in_asm_used_var_warning_killer() // *** bilinear scaling and yuv->rgb or yuv->yuv conversion of yv12 slices: // *** Note: it's called multiple times while decoding a frame, first time y==0 // *** Designed to upscale, but may work for downscale too. -// s_xinc = (src_width << 16) / dst_width -// s_yinc = (src_height << 16) / dst_height // switching the cpu type during a sliced drawing can have bad effects, like sig11 -void SwScale_YV12slice(unsigned char* srcptr[],int stride[], int y, int h, - uint8_t* dstptr[], int dststride, int dstw, int dstbpp, - unsigned int s_xinc,unsigned int s_yinc){ +void SwScale_YV12slice(unsigned char* srcptr[],int stride[], int srcSliceY , + int srcSliceH, uint8_t* dstptr[], int dststride, int dstbpp, + int srcW, int srcH, int dstW, int dstH){ -// scaling factors: -//static int s_yinc=(vo_dga_src_height<<16)/vo_dga_vp_height; -//static int s_xinc=(vo_dga_src_width<<8)/vo_dga_vp_width; #ifdef RUNTIME_CPUDETECT #ifdef CAN_COMPILE_X86_ASM // ordered per speed fasterst first if(gCpuCaps.hasMMX2) - SwScale_YV12slice_MMX2(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_MMX2(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); else if(gCpuCaps.has3DNow) - SwScale_YV12slice_3DNow(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_3DNow(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); else if(gCpuCaps.hasMMX) - SwScale_YV12slice_MMX(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_MMX(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); else - SwScale_YV12slice_C(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_C(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #else - SwScale_YV12slice_C(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_C(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #endif #else //RUNTIME_CPUDETECT #ifdef HAVE_MMX2 - SwScale_YV12slice_MMX2(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_MMX2(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #elif defined (HAVE_3DNOW) - SwScale_YV12slice_3DNow(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_3DNow(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #elif defined (HAVE_MMX) - SwScale_YV12slice_MMX(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_MMX(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #else - SwScale_YV12slice_C(srcptr, stride, y, h, dstptr, dststride, dstw, dstbpp, s_xinc, s_yinc); + SwScale_YV12slice_C(srcptr, stride, srcSliceY, srcSliceH, dstptr, dststride, dstbpp, srcW, srcH, dstW, dstH); #endif #endif //!RUNTIME_CPUDETECT diff --git a/postproc/swscale.h b/postproc/swscale.h index de71bfc5b6..7e104f7dc0 100644 --- a/postproc/swscale.h +++ b/postproc/swscale.h @@ -2,12 +2,9 @@ // *** bilinear scaling and yuv->rgb & yuv->yuv conversion of yv12 slices: // *** Note: it's called multiple times while decoding a frame, first time y==0 // *** Designed to upscale, but may work for downscale too. -// s_xinc = (src_width << 8) / dst_width -// s_yinc = (src_height << 16) / dst_height // dstbpp == 12 -> yv12 output -void SwScale_YV12slice(unsigned char* srcptr[],int stride[], int y, int h, - uint8_t* dstptr[], int dststride, int dstw, int dstbpp, - unsigned int s_xinc,unsigned int s_yinc); - +void SwScale_YV12slice(unsigned char* srcptr[],int stride[], int srcSliceY, + int srcSliceH, uint8_t* dstptr[], int dststride, int dstbpp, + int srcW, int srcH, int dstW, int dstH); // generating tables void SwScale_Init(); diff --git a/postproc/swscale_template.c b/postproc/swscale_template.c index 3445f92f30..e130f5d5ed 100644 --- a/postproc/swscale_template.c +++ b/postproc/swscale_template.c @@ -520,7 +520,7 @@ #endif static inline void RENAME(yuv2yuv)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1, - uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstw, int yalpha, int uvalpha) + uint8_t *dest, uint8_t *uDest, uint8_t *vDest, int dstW, int yalpha, int uvalpha) { int yalpha1=yalpha^4095; int uvalpha1=uvalpha^4095; @@ -530,14 +530,14 @@ static inline void RENAME(yuv2yuv)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvb asm volatile ("\n\t"::: "memory"); #endif - for(i=0;i<dstw;i++) + for(i=0;i<dstW;i++) { ((uint8_t*)dest)[i] = (buf0[i]*yalpha1+buf1[i]*yalpha)>>19; } if(uvalpha != -1) { - for(i=0; i<(dstw>>1); i++) + for(i=0; i<(dstW>>1); i++) { ((uint8_t*)uDest)[i] = (uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19; ((uint8_t*)vDest)[i] = (uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19; @@ -549,7 +549,7 @@ static inline void RENAME(yuv2yuv)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvb * vertical scale YV12 to RGB */ static inline void RENAME(yuv2rgbX)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1, - uint8_t *dest, int dstw, int yalpha, int uvalpha, int dstbpp) + uint8_t *dest, int dstW, int yalpha, int uvalpha, int dstbpp) { int yalpha1=yalpha^4095; int uvalpha1=uvalpha^4095; @@ -579,7 +579,7 @@ FULL_YSCALEYUV2RGB " jb 1b \n\t" - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -629,7 +629,7 @@ FULL_YSCALEYUV2RGB "cmpl %5, %%eax \n\t" " jb 1b \n\t" - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax", "%ebx" ); @@ -663,7 +663,7 @@ FULL_YSCALEYUV2RGB "cmpl %5, %%eax \n\t" " jb 1b \n\t" - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -697,7 +697,7 @@ FULL_YSCALEYUV2RGB "cmpl %5, %%eax \n\t" " jb 1b \n\t" - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -708,7 +708,7 @@ FULL_YSCALEYUV2RGB if(dstbpp==32 || dstbpp==24) { int i; - for(i=0;i<dstw;i++){ + for(i=0;i<dstW;i++){ // vertical linear interpolation && yuv2rgb in a single step: int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19); @@ -722,7 +722,7 @@ FULL_YSCALEYUV2RGB else if(dstbpp==16) { int i; - for(i=0;i<dstw;i++){ + for(i=0;i<dstW;i++){ // vertical linear interpolation && yuv2rgb in a single step: int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19); @@ -737,7 +737,7 @@ FULL_YSCALEYUV2RGB else if(dstbpp==15) { int i; - for(i=0;i<dstw;i++){ + for(i=0;i<dstW;i++){ // vertical linear interpolation && yuv2rgb in a single step: int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19); @@ -760,7 +760,7 @@ FULL_YSCALEYUV2RGB YSCALEYUV2RGB WRITEBGR32 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -772,7 +772,7 @@ FULL_YSCALEYUV2RGB YSCALEYUV2RGB WRITEBGR24 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax", "%ebx" ); @@ -790,7 +790,7 @@ FULL_YSCALEYUV2RGB WRITEBGR15 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -808,7 +808,7 @@ FULL_YSCALEYUV2RGB WRITEBGR16 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -819,7 +819,7 @@ FULL_YSCALEYUV2RGB if(dstbpp==32) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)]; @@ -842,7 +842,7 @@ FULL_YSCALEYUV2RGB if(dstbpp==24) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)]; @@ -866,7 +866,7 @@ FULL_YSCALEYUV2RGB else if(dstbpp==16) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)]; @@ -891,7 +891,7 @@ FULL_YSCALEYUV2RGB else if(dstbpp==15) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)]; int Y2=yuvtab_2568[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19)]; @@ -921,7 +921,7 @@ FULL_YSCALEYUV2RGB * YV12 to RGB without scaling or interpolating */ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1, - uint8_t *dest, int dstw, int yalpha, int uvalpha, int dstbpp) + uint8_t *dest, int dstW, int yalpha, int uvalpha, int dstbpp) { int uvalpha1=uvalpha^4095; #ifdef HAVE_MMX @@ -930,7 +930,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv if(fullUVIpol || allwaysIpol) { - RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstw, yalpha, uvalpha, dstbpp); + RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp); return; } if( yalpha > 2048 ) buf0 = buf1; @@ -943,7 +943,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv asm volatile( YSCALEYUV2RGB1 WRITEBGR32 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -954,7 +954,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv "movl %4, %%ebx \n\t" YSCALEYUV2RGB1 WRITEBGR24 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax", "%ebx" ); @@ -970,7 +970,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv "paddusb r5Dither, %%mm5 \n\t" #endif WRITEBGR15 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -987,7 +987,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv #endif WRITEBGR16 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -1000,7 +1000,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv asm volatile( YSCALEYUV2RGB1b WRITEBGR32 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -1011,7 +1011,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv "movl %4, %%ebx \n\t" YSCALEYUV2RGB1b WRITEBGR24 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax", "%ebx" ); @@ -1027,7 +1027,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv "paddusb r5Dither, %%mm5 \n\t" #endif WRITEBGR15 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -1044,7 +1044,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv #endif WRITEBGR16 - :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstw), + :: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW), "m" (yalpha1), "m" (uvalpha1) : "%eax" ); @@ -1057,7 +1057,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv if(dstbpp==32) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[buf0[i]>>7]; int Y2=yuvtab_2568[buf0[i+1]>>7]; @@ -1080,7 +1080,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv if(dstbpp==24) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[buf0[i]>>7]; int Y2=yuvtab_2568[buf0[i+1]>>7]; @@ -1104,7 +1104,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv else if(dstbpp==16) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[buf0[i]>>7]; int Y2=yuvtab_2568[buf0[i+1]>>7]; @@ -1129,7 +1129,7 @@ static inline void RENAME(yuv2rgb1)(uint16_t *buf0, uint16_t *buf1, uint16_t *uv else if(dstbpp==15) { int i; - for(i=0; i<dstw-1; i+=2){ + for(i=0; i<dstW-1; i+=2){ // vertical linear interpolation && yuv2rgb in a single step: int Y1=yuvtab_2568[buf0[i]>>7]; int Y2=yuvtab_2568[buf0[i+1]>>7]; @@ -1404,26 +1404,26 @@ FUNNYUVCODE #endif } -static void RENAME(SwScale_YV12slice)(unsigned char* srcptr[],int stride[], int y, int h, - uint8_t* dstptr[], int dststride, int dstw, int dstbpp, - unsigned int s_xinc,unsigned int s_yinc){ +static void RENAME(SwScale_YV12slice)(unsigned char* srcptr[],int stride[], int srcSliceY , + int srcSliceH, uint8_t* dstptr[], int dststride, int dstbpp, + int srcW, int srcH, int dstW, int dstH){ -// scaling factors: -//static int s_yinc=(vo_dga_src_height<<16)/vo_dga_vp_height; -//static int s_xinc=(vo_dga_src_width<<8)/vo_dga_vp_width; unsigned int s_xinc2; +//FIXME do we need th +-2 stuff? +unsigned int s_xinc= (srcW << 16) / dstW - 2; +unsigned int s_yinc= (srcH << 16) / dstH + 2; -static int s_srcypos; // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src) -static int s_ypos; +static int lumDstYInSrc; // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src) +static int dstY; // last horzontally interpolated lines, used to avoid unnecessary calculations -static int s_last_ypos; -static int s_last_y1pos; +static int lastLumSrcY; +static int lastChrSrcY; #ifdef HAVE_MMX2 // used to detect a horizontal size change -static int old_dstw= -1; +static int old_dstW= -1; static int old_s_xinc= -1; #endif @@ -1431,13 +1431,13 @@ int srcWidth; int dstUVw; int i; -if(((dstw + 7)&(~7)) >= dststride) dstw&= ~7; +if(((dstW + 7)&(~7)) >= dststride) dstW&= ~7; -srcWidth= (dstw*s_xinc + 0x8000)>>16; -dstUVw= fullUVIpol ? dstw : dstw/2; +srcWidth= (dstW*s_xinc + 0x8000)>>16; +dstUVw= fullUVIpol ? dstW : dstW/2; #ifdef HAVE_MMX2 -canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0; +canMMX2BeUsed= (s_xinc <= 0x10000 && (dstW&31)==0 && (srcWidth&15)==0) ? 1 : 0; #endif // match pixel 0 of the src to pixel 0 of dst and match pixel n-2 of src to pixel n-2 of dst @@ -1446,21 +1446,21 @@ canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0; // would be like the vertical one, but that would require some special code for the // first and last pixel if(canMMX2BeUsed) s_xinc+= 20; -else s_xinc = ((srcWidth-2)<<16)/(dstw-2) - 20; +else s_xinc = ((srcWidth-2)<<16)/(dstW-2) - 20; if(fullUVIpol && !(dstbpp==12)) s_xinc2= s_xinc>>1; else s_xinc2= s_xinc; // force calculation of the horizontal interpolation of the first line - if(y==0){ -// printf("dstw %d, srcw %d, mmx2 %d\n", dstw, srcWidth, canMMX2BeUsed); - s_last_ypos=-99; - s_last_y1pos=-99; - s_srcypos= s_yinc/2 - 0x8000; - s_ypos=0; + if(srcSliceY ==0){ +// printf("dstW %d, srcw %d, mmx2 %d\n", dstW, srcWidth, canMMX2BeUsed); + lastLumSrcY=-99; + lastChrSrcY=-99; + lumDstYInSrc= s_yinc/2 - 0x8000; + dstY=0; // clean the buffers so that no green stuff is drawen if the width is not sane (%8=0) - for(i=dstw-2; i<dstw+20; i++) + for(i=dstW-2; i<dstW+20; i++) { pix_buf_uv[0][i] = pix_buf_uv[1][i] = pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128*128; @@ -1471,7 +1471,7 @@ else s_xinc2= s_xinc; #ifdef HAVE_MMX2 // cant downscale !!! - if((old_s_xinc != s_xinc || old_dstw!=dstw) && canMMX2BeUsed) + if((old_s_xinc != s_xinc || old_dstW!=dstW) && canMMX2BeUsed) { uint8_t *fragment; int imm8OfPShufW1; @@ -1481,7 +1481,7 @@ else s_xinc2= s_xinc; int xpos, i; old_s_xinc= s_xinc; - old_dstw= dstw; + old_dstW= dstW; // create an optimized horizontal scaling routine @@ -1533,10 +1533,10 @@ else s_xinc2= s_xinc; /* choose xinc so that all 8 parts fit exactly Note: we cannot use just 1 part because it would not fit in the code cache */ -// s_xinc2_diff= -((((s_xinc2*(dstw/8))&0xFFFF))/(dstw/8))-10; -// s_xinc_diff= -((((s_xinc*(dstw/8))&0xFFFF))/(dstw/8)); +// s_xinc2_diff= -((((s_xinc2*(dstW/8))&0xFFFF))/(dstW/8))-10; +// s_xinc_diff= -((((s_xinc*(dstW/8))&0xFFFF))/(dstW/8)); #ifdef ALT_ERROR -// s_xinc2_diff+= ((0x10000/(dstw/8))); +// s_xinc2_diff+= ((0x10000/(dstW/8))); #endif // s_xinc_diff= s_xinc2_diff*2; @@ -1545,7 +1545,7 @@ else s_xinc2= s_xinc; // old_s_xinc= s_xinc; - for(i=0; i<dstw/8; i++) + for(i=0; i<dstW/8; i++) { int xx=xpos>>16; @@ -1604,96 +1604,99 @@ else s_xinc2= s_xinc; } // reset counters while(1){ - unsigned char *dest =dstptr[0]+dststride*s_ypos; - unsigned char *uDest=dstptr[1]+(dststride>>1)*(s_ypos>>1); - unsigned char *vDest=dstptr[2]+(dststride>>1)*(s_ypos>>1); + unsigned char *dest =dstptr[0]+dststride*dstY; + unsigned char *uDest=dstptr[1]+(dststride>>1)*(dstY>>1); + unsigned char *vDest=dstptr[2]+(dststride>>1)*(dstY>>1); - int y0=(s_srcypos + 0xFFFF)>>16; // first luminance source line number below the dst line + int lumSrcY=(lumDstYInSrc + 0xFFFF)>>16; // first luminance source line number below the dst line // points to the dst Pixels center in the source (0 is the center of pixel 0,0 in src) - int srcuvpos= dstbpp==12 ? s_srcypos + s_yinc/2 - 0x8000 : - s_srcypos - 0x8000; - int y1=(srcuvpos + 0x1FFFF)>>17; // first chrominance source line number below the dst line - int yalpha=((s_srcypos-1)&0xFFFF)>>4; - int uvalpha=((srcuvpos-1)&0x1FFFF)>>5; - uint16_t *buf0=pix_buf_y[y0&1]; // top line of the interpolated slice - uint16_t *buf1=pix_buf_y[((y0+1)&1)]; // bottom line of the interpolated slice - uint16_t *uvbuf0=pix_buf_uv[y1&1]; // top line of the interpolated slice - uint16_t *uvbuf1=pix_buf_uv[(y1+1)&1]; // bottom line of the interpolated slice + int chrDstYInSrc= dstbpp==12 ? lumDstYInSrc + s_yinc/2 - 0x8000 : + lumDstYInSrc - 0x8000; + int chrSrcY=(chrDstYInSrc + 0x1FFFF)>>17; // first chrominance source line number below the dst line + int yalpha= ((lumDstYInSrc-1)&0xFFFF )>>4; + int uvalpha=((chrDstYInSrc-1)&0x1FFFF)>>5; + uint16_t *buf0=pix_buf_y[ lumSrcY &1]; // top line of the interpolated slice + uint16_t *buf1=pix_buf_y[(lumSrcY+1)&1]; // bottom line of the interpolated slice + uint16_t *uvbuf0=pix_buf_uv[ chrSrcY &1]; // top line of the interpolated slice + uint16_t *uvbuf1=pix_buf_uv[(chrSrcY+1)&1]; // bottom line of the interpolated slice - if(y0>=y+h) break; // FIXME wrong, skips last lines, but they are dupliactes anyway +// if(lumSrcY>=srcSliceY + srcSliceH) break; // wrong, skips last lines, but they are dupliactes anyway + if(dstY >= dstH) break; - if((y0&1) && dstbpp==12) uvalpha=-1; // there is no alpha if there is no line +// printf("lumSrcY:%d, dstY:%d, yalpha:%d\n", lumSrcY, dstY, yalpha*100/0x1000); - s_ypos++; s_srcypos+=s_yinc; + if((dstY&1) && dstbpp==12) uvalpha=-1; + + dstY++; lumDstYInSrc+=s_yinc; //only interpolate the src line horizontally if we didnt do it allready - if(s_last_ypos!=y0) + if(lastLumSrcY!=lumSrcY) { unsigned char *src; // skip if first line has been horiz scaled alleady - if(s_last_ypos != y0-1) + if(lastLumSrcY != lumSrcY-1) { // check if first line is before any available src lines - if(y0-1 < y) src=srcptr[0]+(0 )*stride[0]; - else src=srcptr[0]+(y0-y-1)*stride[0]; + if(lumSrcY-1 < srcSliceY ) src=srcptr[0]+(0 )*stride[0]; + else src=srcptr[0]+(lumSrcY-srcSliceY -1)*stride[0]; - RENAME(hyscale)(buf0, dstw, src, srcWidth, s_xinc); + RENAME(hyscale)(buf0, dstW, src, srcWidth, s_xinc); } // check if second line is after any available src lines - if(y0-y >= h) src=srcptr[0]+(h-1)*stride[0]; - else src=srcptr[0]+(y0-y)*stride[0]; + if(lumSrcY-srcSliceY >= srcSliceH) src=srcptr[0]+(srcSliceH-1 )*stride[0]; + else src=srcptr[0]+(lumSrcY-srcSliceY )*stride[0]; // the min() is required to avoid reuseing lines which where not available - s_last_ypos= MIN(y0, y+h-1); - RENAME(hyscale)(buf1, dstw, src, srcWidth, s_xinc); + lastLumSrcY= MIN(lumSrcY, srcSliceY +srcSliceH-1); + RENAME(hyscale)(buf1, dstW, src, srcWidth, s_xinc); } -// printf("%d %d %d %d\n", y, y1, s_last_y1pos, h); +// printf("%d %d %d %d\n", y, chrSrcY, lastChrSrcY, h); // *** horizontal scale U and V lines to temp buffer - if(s_last_y1pos!=y1) + if(lastChrSrcY!=chrSrcY) { uint8_t *src1, *src2; // skip if first line has been horiz scaled alleady - if(s_last_y1pos != y1-1) + if(lastChrSrcY != chrSrcY-1) { // check if first line is before any available src lines - if(y1-y/2-1 < 0) + if(chrSrcY-srcSliceY /2-1 < 0) { src1= srcptr[1]+(0)*stride[1]; src2= srcptr[2]+(0)*stride[2]; }else{ - src1= srcptr[1]+(y1-y/2-1)*stride[1]; - src2= srcptr[2]+(y1-y/2-1)*stride[2]; + src1= srcptr[1]+(chrSrcY-srcSliceY /2-1)*stride[1]; + src2= srcptr[2]+(chrSrcY-srcSliceY /2-1)*stride[2]; } RENAME(hcscale)(uvbuf0, dstUVw, src1, src2, srcWidth, s_xinc2); } // check if second line is after any available src lines - if(y1 - y/2 >= h/2) + if(chrSrcY - srcSliceY /2 >= srcSliceH/2) { - src1= srcptr[1]+(h/2-1)*stride[1]; - src2= srcptr[2]+(h/2-1)*stride[2]; + src1= srcptr[1]+(srcSliceH/2-1)*stride[1]; + src2= srcptr[2]+(srcSliceH/2-1)*stride[2]; }else{ - src1= srcptr[1]+(y1-y/2)*stride[1]; - src2= srcptr[2]+(y1-y/2)*stride[2]; + src1= srcptr[1]+(chrSrcY-srcSliceY /2)*stride[1]; + src2= srcptr[2]+(chrSrcY-srcSliceY /2)*stride[2]; } RENAME(hcscale)(uvbuf1, dstUVw, src1, src2, srcWidth, s_xinc2); // the min() is required to avoid reuseing lines which where not available - s_last_y1pos= MIN(y1, y/2+h/2-1); + lastChrSrcY= MIN(chrSrcY, srcSliceY /2+srcSliceH/2-1); } #ifdef HAVE_MMX - b5Dither= dither8[s_ypos&1]; - g6Dither= dither4[s_ypos&1]; - g5Dither= dither8[s_ypos&1]; - r5Dither= dither8[(s_ypos+1)&1]; + b5Dither= dither8[dstY&1]; + g6Dither= dither4[dstY&1]; + g5Dither= dither8[dstY&1]; + r5Dither= dither8[(dstY+1)&1]; #endif if(dstbpp==12) //YV12 - RENAME(yuv2yuv)(buf0, buf1, uvbuf0, uvbuf1, dest, uDest, vDest, dstw, yalpha, uvalpha); + RENAME(yuv2yuv)(buf0, buf1, uvbuf0, uvbuf1, dest, uDest, vDest, dstW, yalpha, uvalpha); else if(ABS(s_yinc - 0x10000) < 10) - RENAME(yuv2rgb1)(buf0, buf1, uvbuf0, uvbuf1, dest, dstw, yalpha, uvalpha, dstbpp); + RENAME(yuv2rgb1)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp); else - RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstw, yalpha, uvalpha, dstbpp); + RENAME(yuv2rgbX)(buf0, buf1, uvbuf0, uvbuf1, dest, dstW, yalpha, uvalpha, dstbpp); } #ifdef HAVE_MMX |