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bgr24toUV in MMX

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Originally committed as revision 4620 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer 2002-02-09 23:43:48 +00:00
parent ac6a2e4550
commit 4342fc14dc
2 changed files with 156 additions and 2 deletions
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5
postproc/swscale.c
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@ -182,10 +182,15 @@ static uint64_t __attribute__((aligned(8))) M24C= 0x0000FF0000FF0000LL;
#ifdef FAST_BGR2YV12
static const uint64_t bgr2YCoeff __attribute__((aligned(8))) = 0x000000210041000DULL;
static const uint64_t bgr2UCoeff __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
static const uint64_t bgr2VCoeff __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
#else
static const uint64_t bgr2YCoeff __attribute__((aligned(8))) = 0x000020E540830C8BULL;
static const uint64_t bgr2UCoeff __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
static const uint64_t bgr2VCoeff __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
#endif
static const uint64_t bgr2YOffset __attribute__((aligned(8))) = 0x1010101010101010ULL;
static const uint64_t bgr2UVOffset __attribute__((aligned(8)))= 0x8080808080808080ULL;
static const uint64_t w1111 __attribute__((aligned(8))) = 0x0001000100010001ULL;
// FIXME remove

153
postproc/swscale_template.c
View File

@ -1699,7 +1699,7 @@ static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, int width)
"packuswb %%mm4, %%mm0 \n\t"
"paddusb bgr2YOffset, %%mm0 \n\t"
MOVNTQ(%%mm0, (%1, %%eax))
"movq %%mm0, (%1, %%eax) \n\t"
"addl $8, %%eax \n\t"
" js 1b \n\t"
: : "r" (src+width*3), "r" (dst+width), "g" (-width)
@ -1720,7 +1720,156 @@ static inline void RENAME(bgr24ToY)(uint8_t *dst, uint8_t *src, int width)
static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
{
#ifdef HAVE_MMXFIXME
#ifdef HAVE_MMX
asm volatile(
"movl %4, %%eax \n\t"
"movq w1111, %%mm5 \n\t"
"movq bgr2UCoeff, %%mm6 \n\t"
"pxor %%mm7, %%mm7 \n\t"
"leal (%%eax, %%eax, 2), %%ebx \n\t"
"addl %%ebx, %%ebx \n\t"
".balign 16 \n\t"
"1: \n\t"
PREFETCH" 64(%0, %%ebx) \n\t"
PREFETCH" 64(%1, %%ebx) \n\t"
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
"movq (%0, %%ebx), %%mm0 \n\t"
"movq (%1, %%ebx), %%mm1 \n\t"
"movq 6(%0, %%ebx), %%mm2 \n\t"
"movq 6(%1, %%ebx), %%mm3 \n\t"
PAVGB(%%mm1, %%mm0)
PAVGB(%%mm3, %%mm2)
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm0 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB(%%mm1, %%mm0)
PAVGB(%%mm3, %%mm2)
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
#else
"movd (%0, %%ebx), %%mm0 \n\t"
"movd (%1, %%ebx), %%mm1 \n\t"
"movd 3(%0, %%ebx), %%mm2 \n\t"
"movd 3(%1, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm0 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm2, %%mm0 \n\t"
"movd 6(%0, %%ebx), %%mm4 \n\t"
"movd 6(%1, %%ebx), %%mm1 \n\t"
"movd 9(%0, %%ebx), %%mm2 \n\t"
"movd 9(%1, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm4 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm4, %%mm2 \n\t"
"psrlw $2, %%mm0 \n\t"
"psrlw $2, %%mm2 \n\t"
#endif
"movq bgr2VCoeff, %%mm1 \n\t"
"movq bgr2VCoeff, %%mm3 \n\t"
"pmaddwd %%mm0, %%mm1 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm0 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
#ifndef FAST_BGR2YV12
"psrad $8, %%mm0 \n\t"
"psrad $8, %%mm1 \n\t"
"psrad $8, %%mm2 \n\t"
"psrad $8, %%mm3 \n\t"
#endif
"packssdw %%mm2, %%mm0 \n\t"
"packssdw %%mm3, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm0 \n\t"
"pmaddwd %%mm5, %%mm1 \n\t"
"packssdw %%mm1, %%mm0 \n\t" // V1 V0 U1 U0
"psraw $7, %%mm0 \n\t"
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
"movq 12(%0, %%ebx), %%mm4 \n\t"
"movq 12(%1, %%ebx), %%mm1 \n\t"
"movq 18(%0, %%ebx), %%mm2 \n\t"
"movq 18(%1, %%ebx), %%mm3 \n\t"
PAVGB(%%mm1, %%mm4)
PAVGB(%%mm3, %%mm2)
"movq %%mm4, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm4 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB(%%mm1, %%mm4)
PAVGB(%%mm3, %%mm2)
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
#else
"movd 12(%0, %%ebx), %%mm4 \n\t"
"movd 12(%1, %%ebx), %%mm1 \n\t"
"movd 15(%0, %%ebx), %%mm2 \n\t"
"movd 15(%1, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm4 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm2, %%mm4 \n\t"
"movd 18(%0, %%ebx), %%mm5 \n\t"
"movd 18(%1, %%ebx), %%mm1 \n\t"
"movd 21(%0, %%ebx), %%mm2 \n\t"
"movd 21(%1, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm5 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm5, %%mm2 \n\t"
"movq w1111, %%mm5 \n\t"
"psrlw $2, %%mm4 \n\t"
"psrlw $2, %%mm2 \n\t"
#endif
"movq bgr2VCoeff, %%mm1 \n\t"
"movq bgr2VCoeff, %%mm3 \n\t"
"pmaddwd %%mm4, %%mm1 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm4 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
#ifndef FAST_BGR2YV12
"psrad $8, %%mm4 \n\t"
"psrad $8, %%mm1 \n\t"
"psrad $8, %%mm2 \n\t"
"psrad $8, %%mm3 \n\t"
#endif
"packssdw %%mm2, %%mm4 \n\t"
"packssdw %%mm3, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm4 \n\t"
"pmaddwd %%mm5, %%mm1 \n\t"
"addl $24, %%ebx \n\t"
"packssdw %%mm1, %%mm4 \n\t" // V3 V2 U3 U2
"psraw $7, %%mm4 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpckldq %%mm4, %%mm0 \n\t"
"punpckhdq %%mm4, %%mm1 \n\t"
"packsswb %%mm1, %%mm0 \n\t"
"paddb bgr2UVOffset, %%mm0 \n\t"
"movd %%mm0, (%2, %%eax) \n\t"
"punpckhdq %%mm0, %%mm0 \n\t"
"movd %%mm0, (%3, %%eax) \n\t"
"addl $4, %%eax \n\t"
" js 1b \n\t"
: : "r" (src1+width*6), "r" (src2+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
: "%eax", "%ebx"
);
#else
int i;
for(i=0; i<width; i++)