fixing the lamest bug in swscale, all the rgb/bgr->* code did 2x2 downsampling for chroma, it should just be 2x1 (the rest of the code also belived its 2x1 ...)
Originally committed as revision 20961 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Michael Niedermayer
parent
4cedbe5c8a
commit
c2271987f8
@ -1730,17 +1730,14 @@ static inline void RENAME(yuy2ToY)(uint8_t *dst, uint8_t *src, long width)
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static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
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{
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#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
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assert(src1 == src2);
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#ifdef HAVE_MMX
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asm volatile(
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"movq "MANGLE(bm01010101)", %%mm4\n\t"
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"mov %0, %%"REG_a" \n\t"
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"1: \n\t"
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"movq (%1, %%"REG_a",4), %%mm0 \n\t"
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"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
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"movq (%2, %%"REG_a",4), %%mm2 \n\t"
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"movq 8(%2, %%"REG_a",4), %%mm3 \n\t"
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PAVGB(%%mm2, %%mm0)
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PAVGB(%%mm3, %%mm1)
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"psrlw $8, %%mm0 \n\t"
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"psrlw $8, %%mm1 \n\t"
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"packuswb %%mm1, %%mm0 \n\t"
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@ -1749,19 +1746,19 @@ static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1,
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"pand %%mm4, %%mm1 \n\t"
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"packuswb %%mm0, %%mm0 \n\t"
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"packuswb %%mm1, %%mm1 \n\t"
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"movd %%mm0, (%4, %%"REG_a") \n\t"
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"movd %%mm1, (%3, %%"REG_a") \n\t"
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"movd %%mm0, (%3, %%"REG_a") \n\t"
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"movd %%mm1, (%2, %%"REG_a") \n\t"
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"add $4, %%"REG_a" \n\t"
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" js 1b \n\t"
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: : "g" (-width), "r" (src1+width*4), "r" (src2+width*4), "r" (dstU+width), "r" (dstV+width)
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: : "g" (-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
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: "%"REG_a
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);
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#else
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int i;
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for(i=0; i<width; i++)
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{
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dstU[i]= (src1[4*i + 1] + src2[4*i + 1])>>1;
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dstV[i]= (src1[4*i + 3] + src2[4*i + 3])>>1;
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dstU[i]= src1[4*i + 1];
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dstV[i]= src1[4*i + 3];
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}
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#endif
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}
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@ -1793,17 +1790,14 @@ static inline void RENAME(uyvyToY)(uint8_t *dst, uint8_t *src, long width)
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static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
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{
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#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
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assert(src1 == src2);
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#ifdef HAVE_MMX
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asm volatile(
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"movq "MANGLE(bm01010101)", %%mm4\n\t"
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"mov %0, %%"REG_a" \n\t"
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"1: \n\t"
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"movq (%1, %%"REG_a",4), %%mm0 \n\t"
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"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
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"movq (%2, %%"REG_a",4), %%mm2 \n\t"
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"movq 8(%2, %%"REG_a",4), %%mm3 \n\t"
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PAVGB(%%mm2, %%mm0)
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PAVGB(%%mm3, %%mm1)
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"pand %%mm4, %%mm0 \n\t"
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"pand %%mm4, %%mm1 \n\t"
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"packuswb %%mm1, %%mm0 \n\t"
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@ -1812,19 +1806,19 @@ static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1,
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"pand %%mm4, %%mm1 \n\t"
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"packuswb %%mm0, %%mm0 \n\t"
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"packuswb %%mm1, %%mm1 \n\t"
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"movd %%mm0, (%4, %%"REG_a") \n\t"
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"movd %%mm1, (%3, %%"REG_a") \n\t"
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"movd %%mm0, (%3, %%"REG_a") \n\t"
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"movd %%mm1, (%2, %%"REG_a") \n\t"
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"add $4, %%"REG_a" \n\t"
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" js 1b \n\t"
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: : "g" (-width), "r" (src1+width*4), "r" (src2+width*4), "r" (dstU+width), "r" (dstV+width)
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: : "g" (-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
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: "%"REG_a
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);
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#else
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int i;
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for(i=0; i<width; i++)
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{
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dstU[i]= (src1[4*i + 0] + src2[4*i + 0])>>1;
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dstV[i]= (src1[4*i + 2] + src2[4*i + 2])>>1;
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dstU[i]= src1[4*i + 0];
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dstV[i]= src1[4*i + 2];
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}
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#endif
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}
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@ -1845,20 +1839,19 @@ static inline void RENAME(bgr32ToY)(uint8_t *dst, uint8_t *src, int width)
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static inline void RENAME(bgr32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
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{
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int i;
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assert(src1 == src2);
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for(i=0; i<width; i++)
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{
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const int a= ((uint32_t*)src1)[2*i+0];
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const int e= ((uint32_t*)src1)[2*i+1];
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const int c= ((uint32_t*)src2)[2*i+0];
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const int d= ((uint32_t*)src2)[2*i+1];
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const int l= (a&0xFF00FF) + (e&0xFF00FF) + (c&0xFF00FF) + (d&0xFF00FF);
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const int h= (a&0x00FF00) + (e&0x00FF00) + (c&0x00FF00) + (d&0x00FF00);
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const int l= (a&0xFF00FF) + (e&0xFF00FF);
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const int h= (a&0x00FF00) + (e&0x00FF00);
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const int b= l&0x3FF;
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const int g= h>>8;
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const int r= l>>16;
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
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}
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}
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@ -1949,9 +1942,10 @@ static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, long width)
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static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
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{
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assert(src1 == src2);
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#ifdef HAVE_MMX
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asm volatile(
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"mov %4, %%"REG_a" \n\t"
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"mov %3, %%"REG_a" \n\t"
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"movq "MANGLE(w1111)", %%mm5 \n\t"
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"movq "MANGLE(bgr2UCoeff)", %%mm6 \n\t"
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"pxor %%mm7, %%mm7 \n\t"
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@ -1960,14 +1954,9 @@ static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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ASMALIGN(4)
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"1: \n\t"
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PREFETCH" 64(%0, %%"REG_d") \n\t"
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PREFETCH" 64(%1, %%"REG_d") \n\t"
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#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
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"movq (%0, %%"REG_d"), %%mm0 \n\t"
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"movq (%1, %%"REG_d"), %%mm1 \n\t"
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"movq 6(%0, %%"REG_d"), %%mm2 \n\t"
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"movq 6(%1, %%"REG_d"), %%mm3 \n\t"
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PAVGB(%%mm1, %%mm0)
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PAVGB(%%mm3, %%mm2)
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"movq %%mm0, %%mm1 \n\t"
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"movq %%mm2, %%mm3 \n\t"
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"psrlq $24, %%mm0 \n\t"
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@ -1978,29 +1967,17 @@ static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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"punpcklbw %%mm7, %%mm2 \n\t"
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#else
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"movd (%0, %%"REG_d"), %%mm0 \n\t"
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"movd (%1, %%"REG_d"), %%mm1 \n\t"
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"movd 3(%0, %%"REG_d"), %%mm2 \n\t"
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"movd 3(%1, %%"REG_d"), %%mm3 \n\t"
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"punpcklbw %%mm7, %%mm0 \n\t"
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"punpcklbw %%mm7, %%mm1 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpcklbw %%mm7, %%mm3 \n\t"
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"paddw %%mm1, %%mm0 \n\t"
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"paddw %%mm3, %%mm2 \n\t"
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"paddw %%mm2, %%mm0 \n\t"
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"movd 6(%0, %%"REG_d"), %%mm4 \n\t"
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"movd 6(%1, %%"REG_d"), %%mm1 \n\t"
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"movd 9(%0, %%"REG_d"), %%mm2 \n\t"
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"movd 9(%1, %%"REG_d"), %%mm3 \n\t"
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"punpcklbw %%mm7, %%mm4 \n\t"
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"punpcklbw %%mm7, %%mm1 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpcklbw %%mm7, %%mm3 \n\t"
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"paddw %%mm1, %%mm4 \n\t"
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"paddw %%mm3, %%mm2 \n\t"
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"paddw %%mm4, %%mm2 \n\t"
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"psrlw $2, %%mm0 \n\t"
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"psrlw $2, %%mm2 \n\t"
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"psrlw $1, %%mm0 \n\t"
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"psrlw $1, %%mm2 \n\t"
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#endif
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"movq "MANGLE(bgr2VCoeff)", %%mm1 \n\t"
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"movq "MANGLE(bgr2VCoeff)", %%mm3 \n\t"
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@ -2024,11 +2001,7 @@ static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
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"movq 12(%0, %%"REG_d"), %%mm4 \n\t"
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"movq 12(%1, %%"REG_d"), %%mm1 \n\t"
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"movq 18(%0, %%"REG_d"), %%mm2 \n\t"
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"movq 18(%1, %%"REG_d"), %%mm3 \n\t"
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PAVGB(%%mm1, %%mm4)
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PAVGB(%%mm3, %%mm2)
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"movq %%mm4, %%mm1 \n\t"
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"movq %%mm2, %%mm3 \n\t"
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"psrlq $24, %%mm4 \n\t"
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@ -2039,26 +2012,14 @@ static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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"punpcklbw %%mm7, %%mm2 \n\t"
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#else
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"movd 12(%0, %%"REG_d"), %%mm4 \n\t"
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"movd 12(%1, %%"REG_d"), %%mm1 \n\t"
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"movd 15(%0, %%"REG_d"), %%mm2 \n\t"
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"movd 15(%1, %%"REG_d"), %%mm3 \n\t"
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"punpcklbw %%mm7, %%mm4 \n\t"
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"punpcklbw %%mm7, %%mm1 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpcklbw %%mm7, %%mm3 \n\t"
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"paddw %%mm1, %%mm4 \n\t"
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"paddw %%mm3, %%mm2 \n\t"
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"paddw %%mm2, %%mm4 \n\t"
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"movd 18(%0, %%"REG_d"), %%mm5 \n\t"
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"movd 18(%1, %%"REG_d"), %%mm1 \n\t"
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"movd 21(%0, %%"REG_d"), %%mm2 \n\t"
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"movd 21(%1, %%"REG_d"), %%mm3 \n\t"
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"punpcklbw %%mm7, %%mm5 \n\t"
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"punpcklbw %%mm7, %%mm1 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpcklbw %%mm7, %%mm3 \n\t"
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"paddw %%mm1, %%mm5 \n\t"
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"paddw %%mm3, %%mm2 \n\t"
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"paddw %%mm5, %%mm2 \n\t"
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"movq "MANGLE(w1111)", %%mm5 \n\t"
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"psrlw $2, %%mm4 \n\t"
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@ -2091,24 +2052,24 @@ static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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"packsswb %%mm1, %%mm0 \n\t"
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"paddb "MANGLE(bgr2UVOffset)", %%mm0 \n\t"
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"movd %%mm0, (%2, %%"REG_a") \n\t"
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"movd %%mm0, (%1, %%"REG_a") \n\t"
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"punpckhdq %%mm0, %%mm0 \n\t"
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"movd %%mm0, (%3, %%"REG_a") \n\t"
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"movd %%mm0, (%2, %%"REG_a") \n\t"
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"add $4, %%"REG_a" \n\t"
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" js 1b \n\t"
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: : "r" (src1+width*6), "r" (src2+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
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: : "r" (src1+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
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: "%"REG_a, "%"REG_d
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);
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#else
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int i;
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for(i=0; i<width; i++)
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{
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int b= src1[6*i + 0] + src1[6*i + 3] + src2[6*i + 0] + src2[6*i + 3];
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int g= src1[6*i + 1] + src1[6*i + 4] + src2[6*i + 1] + src2[6*i + 4];
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int r= src1[6*i + 2] + src1[6*i + 5] + src2[6*i + 2] + src2[6*i + 5];
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int b= src1[6*i + 0] + src1[6*i + 3];
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int g= src1[6*i + 1] + src1[6*i + 4];
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int r= src1[6*i + 2] + src1[6*i + 5];
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
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}
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#endif
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}
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@ -2129,14 +2090,14 @@ static inline void RENAME(bgr16ToY)(uint8_t *dst, uint8_t *src, int width)
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static inline void RENAME(bgr16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
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{
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assert(src1==src2);
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int i;
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for(i=0; i<width; i++)
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{
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int d0= ((uint32_t*)src1)[i];
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int d1= ((uint32_t*)src2)[i];
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int dl= (d0&0x07E0F81F) + (d1&0x07E0F81F);
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int dh= ((d0>>5)&0x07C0F83F) + ((d1>>5)&0x07C0F83F);
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int dl= (d0&0x07E0F81F);
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int dh= ((d0>>5)&0x07C0F83F);
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int dh2= (dh>>11) + (dh<<21);
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int d= dh2 + dl;
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@ -2144,8 +2105,8 @@ static inline void RENAME(bgr16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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int b= d&0x7F;
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int r= (d>>11)&0x7F;
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int g= d>>21;
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dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+2-2)) + 128;
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dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+2-2)) + 128;
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dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
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dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
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}
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}
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@ -2166,13 +2127,13 @@ static inline void RENAME(bgr15ToY)(uint8_t *dst, uint8_t *src, int width)
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static inline void RENAME(bgr15ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
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{
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int i;
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assert(src1==src2);
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for(i=0; i<width; i++)
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{
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int d0= ((uint32_t*)src1)[i];
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int d1= ((uint32_t*)src2)[i];
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int dl= (d0&0x03E07C1F) + (d1&0x03E07C1F);
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int dh= ((d0>>5)&0x03E0F81F) + ((d1>>5)&0x03E0F81F);
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int dl= (d0&0x03E07C1F);
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int dh= ((d0>>5)&0x03E0F81F);
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int dh2= (dh>>11) + (dh<<21);
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int d= dh2 + dl;
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@ -2180,8 +2141,8 @@ static inline void RENAME(bgr15ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1
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int b= d&0x7F;
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int r= (d>>10)&0x7F;
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int g= d>>21;
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2-3)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2-3)) + 128;
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dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
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dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1-3)) + 128;
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}
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}
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@ -2202,20 +2163,19 @@ static inline void RENAME(rgb32ToY)(uint8_t *dst, uint8_t *src, int width)
|
||||
static inline void RENAME(rgb32ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
|
||||
{
|
||||
int i;
|
||||
assert(src1==src2);
|
||||
for(i=0; i<width; i++)
|
||||
{
|
||||
const int a= ((uint32_t*)src1)[2*i+0];
|
||||
const int e= ((uint32_t*)src1)[2*i+1];
|
||||
const int c= ((uint32_t*)src2)[2*i+0];
|
||||
const int d= ((uint32_t*)src2)[2*i+1];
|
||||
const int l= (a&0xFF00FF) + (e&0xFF00FF) + (c&0xFF00FF) + (d&0xFF00FF);
|
||||
const int h= (a&0x00FF00) + (e&0x00FF00) + (c&0x00FF00) + (d&0x00FF00);
|
||||
const int l= (a&0xFF00FF) + (e&0xFF00FF);
|
||||
const int h= (a&0x00FF00) + (e&0x00FF00);
|
||||
const int r= l&0x3FF;
|
||||
const int g= h>>8;
|
||||
const int b= l>>16;
|
||||
|
||||
dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
|
||||
dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
|
||||
dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
|
||||
dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
|
||||
}
|
||||
}
|
||||
|
||||
@ -2235,14 +2195,15 @@ static inline void RENAME(rgb24ToY)(uint8_t *dst, uint8_t *src, int width)
|
||||
static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
|
||||
{
|
||||
int i;
|
||||
assert(src1==src2);
|
||||
for(i=0; i<width; i++)
|
||||
{
|
||||
int r= src1[6*i + 0] + src1[6*i + 3] + src2[6*i + 0] + src2[6*i + 3];
|
||||
int g= src1[6*i + 1] + src1[6*i + 4] + src2[6*i + 1] + src2[6*i + 4];
|
||||
int b= src1[6*i + 2] + src1[6*i + 5] + src2[6*i + 2] + src2[6*i + 5];
|
||||
int r= src1[6*i + 0] + src1[6*i + 3];
|
||||
int g= src1[6*i + 1] + src1[6*i + 4];
|
||||
int b= src1[6*i + 2] + src1[6*i + 5];
|
||||
|
||||
dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
|
||||
dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
|
||||
dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128;
|
||||
dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user