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rgb24toyv12 in MMX (untested)

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Originally committed as revision 4623 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
pull/126/head
Michael Niedermayer 23 years ago
parent 4342fc14dc
commit 21316f3c84
2 changed files with 258 additions and 2 deletions
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  1. 16
      postproc/rgb2rgb.c
  2. 244
      postproc/rgb2rgb_template.c

16
postproc/rgb2rgb.c
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@ -16,6 +16,8 @@
#define CAN_COMPILE_X86_ASM
#endif
#define FAST_BGR2YV12 // use 7 bit coeffs instead of 15bit
#ifdef CAN_COMPILE_X86_ASM
static const uint64_t mask32b __attribute__((aligned(8))) = 0x000000FF000000FFULL;
static const uint64_t mask32g __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
@ -35,6 +37,20 @@ static const uint64_t blue_16mask __attribute__((aligned(8))) = 0x0000001f000000
static const uint64_t red_15mask __attribute__((aligned(8))) = 0x00007c000000f800ULL;
static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007e0ULL;
static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
#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;
#if 0
static volatile uint64_t __attribute__((aligned(8))) b5Dither;
static volatile uint64_t __attribute__((aligned(8))) g5Dither;

244
postproc/rgb2rgb_template.c
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@ -899,7 +899,7 @@ asm volatile( EMMS" \n\t"
*
* height should be a multiple of 2 and width should be a multiple of 2 (if this is a
* problem for anyone then tell me, and ill fix it)
* chrominance data is only taken from every secound line others are ignored FIXME write HQ version
* chrominance data is only taken from every secound line others are ignored in the C version FIXME write HQ version
*/
static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
unsigned int width, unsigned int height,
@ -907,7 +907,247 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_
{
int y;
const int chromWidth= width>>1;
for(y=0; y<height; y+=2)
#ifdef HAVE_MMX
for(y=0; y<height-2; y+=2)
{
int i;
for(i=0; i<2; i++)
{
asm volatile(
"movl %2, %%eax \n\t"
"movq bgr2YCoeff, %%mm6 \n\t"
"movq w1111, %%mm5 \n\t"
"pxor %%mm7, %%mm7 \n\t"
"leal (%%eax, %%eax, 2), %%ebx \n\t"
".balign 16 \n\t"
"1: \n\t"
PREFETCH" 64(%0, %%ebx) \n\t"
"movd (%0, %%ebx), %%mm0 \n\t"
"movd 3(%0, %%ebx), %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"movd 6(%0, %%ebx), %%mm2 \n\t"
"movd 9(%0, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm0 \n\t"
"pmaddwd %%mm6, %%mm1 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
"pmaddwd %%mm6, %%mm3 \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 %%mm1, %%mm0 \n\t"
"packssdw %%mm3, %%mm2 \n\t"
"pmaddwd %%mm5, %%mm0 \n\t"
"pmaddwd %%mm5, %%mm2 \n\t"
"packssdw %%mm2, %%mm0 \n\t"
"psraw $7, %%mm0 \n\t"
"movd 12(%0, %%ebx), %%mm4 \n\t"
"movd 15(%0, %%ebx), %%mm1 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"movd 18(%0, %%ebx), %%mm2 \n\t"
"movd 21(%0, %%ebx), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm4 \n\t"
"pmaddwd %%mm6, %%mm1 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
"pmaddwd %%mm6, %%mm3 \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 %%mm1, %%mm4 \n\t"
"packssdw %%mm3, %%mm2 \n\t"
"pmaddwd %%mm5, %%mm4 \n\t"
"pmaddwd %%mm5, %%mm2 \n\t"
"addl $24, %%ebx \n\t"
"packssdw %%mm2, %%mm4 \n\t"
"psraw $7, %%mm4 \n\t"
"packuswb %%mm4, %%mm0 \n\t"
"paddusb bgr2YOffset, %%mm0 \n\t"
MOVNTQ" %%mm0, (%1, %%eax) \n\t"
"addl $8, %%eax \n\t"
" js 1b \n\t"
: : "r" (src+width*3), "r" (ydst+width), "g" (-width)
: "%eax", "%ebx"
);
ydst += lumStride;
src += srcStride;
}
src -= srcStride*2;
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 \n\t"
PAVGB" %%mm3, %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm0 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB" %%mm1, %%mm0 \n\t"
PAVGB" %%mm3, %%mm2 \n\t"
"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 \n\t"
PAVGB" %%mm3, %%mm2 \n\t"
"movq %%mm4, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm4 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB" %%mm1, %%mm4 \n\t"
PAVGB" %%mm3, %%mm2 \n\t"
"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" (src+width*6), "r" (src+srcStride+width*6), "r" (udst+width), "r" (vdst+width), "g" (-width)
: "%eax", "%ebx"
);
udst += chromStride;
vdst += chromStride;
src += srcStride*2;
}
asm volatile( EMMS" \n\t"
SFENCE" \n\t"
:::"memory");
#else
y=0;
#endif
for(; y<height; y+=2)
{
int i;
for(i=0; i<chromWidth; i++)

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