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/*
* generic alpha renderers for all YUV modes and RGB depths
* Optimized by Nick and Michael.
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#undef PREFETCH
#undef EMMS
#undef PREFETCHW
#undef PAVGB
#if HAVE_MMX2
#define PREFETCH "prefetchnta"
#define PREFETCHW "prefetcht0"
#define PAVGB "pavgb"
#else
#define PREFETCH " # nop"
#define PREFETCHW " # nop"
#endif
#define EMMS "emms"
static inline void RENAME(vo_draw_alpha_yv12)(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
#if defined(FAST_OSD) && !HAVE_MMX
w=w>>1;
#endif
#if HAVE_MMX
__asm__ volatile(
"pcmpeqb %%mm5, %%mm5\n\t" // F..F
"movq %%mm5, %%mm4\n\t"
"movq %%mm5, %%mm7\n\t"
"psllw $8, %%mm5\n\t" //FF00FF00FF00
"psrlw $8, %%mm4\n\t" //00FF00FF00FF
::);
#endif
for(y=0;y<h;y++){
register int x;
#if HAVE_MMX
__asm__ volatile(
PREFETCHW" %0\n\t"
PREFETCH" %1\n\t"
PREFETCH" %2\n\t"
::"m"(*dstbase),"m"(*srca),"m"(*src):"memory");
for(x=0;x<w;x+=8){
__asm__ volatile(
"movl %1, %%eax\n\t"
"orl 4%1, %%eax\n\t"
" jz 1f\n\t"
PREFETCHW" 32%0\n\t"
PREFETCH" 32%1\n\t"
PREFETCH" 32%2\n\t"
"movq %0, %%mm0\n\t" // dstbase
"movq %%mm0, %%mm1\n\t"
"pand %%mm4, %%mm0\n\t" //0Y0Y0Y0Y
"psrlw $8, %%mm1\n\t" //0Y0Y0Y0Y
"movq %1, %%mm2\n\t" //srca HGFEDCBA
"paddb %%mm7, %%mm2\n\t"
"movq %%mm2, %%mm3\n\t"
"pand %%mm4, %%mm2\n\t" //0G0E0C0A
"psrlw $8, %%mm3\n\t" //0H0F0D0B
"pmullw %%mm2, %%mm0\n\t"
"pmullw %%mm3, %%mm1\n\t"
"psrlw $8, %%mm0\n\t"
"pand %%mm5, %%mm1\n\t"
"por %%mm1, %%mm0\n\t"
"paddb %2, %%mm0\n\t"
"movq %%mm0, %0\n\t"
"1:\n\t"
:: "m" (dstbase[x]), "m" (srca[x]), "m" (src[x])
: "%eax");
}
#else
for(x=0;x<w;x++){
#ifdef FAST_OSD
if(srca[2*x+0]) dstbase[2*x+0]=src[2*x+0];
if(srca[2*x+1]) dstbase[2*x+1]=src[2*x+1];
#else
if(srca[x]) dstbase[x]=((dstbase[x]*srca[x])>>8)+src[x];
#endif
}
#endif
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
#if HAVE_MMX
__asm__ volatile(EMMS:::"memory");
#endif
return;
}
static inline void RENAME(vo_draw_alpha_yuy2)(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
#if defined(FAST_OSD) && !HAVE_MMX
w=w>>1;
#endif
#if HAVE_MMX
__asm__ volatile(
"pxor %%mm7, %%mm7\n\t"
"pcmpeqb %%mm5, %%mm5\n\t" // F..F
"movq %%mm5, %%mm6\n\t"
"movq %%mm5, %%mm4\n\t"
"psllw $8, %%mm5\n\t" //FF00FF00FF00
"psrlw $8, %%mm4\n\t" //00FF00FF00FF
::);
#endif
for(y=0;y<h;y++){
register int x;
#if HAVE_MMX
__asm__ volatile(
PREFETCHW" %0\n\t"
PREFETCH" %1\n\t"
PREFETCH" %2\n\t"
::"m"(*dstbase),"m"(*srca),"m"(*src));
for(x=0;x<w;x+=4){
__asm__ volatile(
"movl %1, %%eax\n\t"
"orl %%eax, %%eax\n\t"
" jz 1f\n\t"
PREFETCHW" 32%0\n\t"
PREFETCH" 32%1\n\t"
PREFETCH" 32%2\n\t"
"movq %0, %%mm0\n\t" // dstbase
"movq %%mm0, %%mm1\n\t"
"pand %%mm4, %%mm0\n\t" //0Y0Y0Y0Y
"movd %%eax, %%mm2\n\t" //srca 0000DCBA
"paddb %%mm6, %%mm2\n\t"
"punpcklbw %%mm7, %%mm2\n\t" //srca 0D0C0B0A
"pmullw %%mm2, %%mm0\n\t"
"psrlw $8, %%mm0\n\t"
"pand %%mm5, %%mm1\n\t" //U0V0U0V0
"movd %2, %%mm2\n\t" //src 0000DCBA
"punpcklbw %%mm7, %%mm2\n\t" //srca 0D0C0B0A
"por %%mm1, %%mm0\n\t"
"paddb %%mm2, %%mm0\n\t"
"movq %%mm0, %0\n\t"
"1:\n\t"
:: "m" (dstbase[x*2]), "m" (srca[x]), "m" (src[x])
: "%eax");
}
#else
for(x=0;x<w;x++){
#ifdef FAST_OSD
if(srca[2*x+0]) dstbase[4*x+0]=src[2*x+0];
if(srca[2*x+1]) dstbase[4*x+2]=src[2*x+1];
#else
if(srca[x]) {
dstbase[2*x]=((dstbase[2*x]*srca[x])>>8)+src[x];
dstbase[2*x+1]=((((signed)dstbase[2*x+1]-128)*srca[x])>>8)+128;
}
#endif
}
#endif
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
#if HAVE_MMX
__asm__ volatile(EMMS:::"memory");
#endif
return;
}
static inline void RENAME(vo_draw_alpha_rgb24)(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
#if HAVE_MMX
__asm__ volatile(
"pxor %%mm7, %%mm7\n\t"
"pcmpeqb %%mm6, %%mm6\n\t" // F..F
::);
#endif
for(y=0;y<h;y++){
register unsigned char *dst = dstbase;
register int x;
#if ARCH_X86 && (!ARCH_X86_64 || HAVE_MMX)
#if HAVE_MMX
__asm__ volatile(
PREFETCHW" %0\n\t"
PREFETCH" %1\n\t"
PREFETCH" %2\n\t"
::"m"(*dst),"m"(*srca),"m"(*src):"memory");
for(x=0;x<w;x+=2){
if(srca[x] || srca[x+1])
__asm__ volatile(
PREFETCHW" 32%0\n\t"
PREFETCH" 32%1\n\t"
PREFETCH" 32%2\n\t"
"movq %0, %%mm0\n\t" // dstbase
"movq %%mm0, %%mm1\n\t"
"movq %%mm0, %%mm5\n\t"
"punpcklbw %%mm7, %%mm0\n\t"
"punpckhbw %%mm7, %%mm1\n\t"
"movd %1, %%mm2\n\t" // srca ABCD0000
"paddb %%mm6, %%mm2\n\t"
"punpcklbw %%mm2, %%mm2\n\t" // srca AABBCCDD
"punpcklbw %%mm2, %%mm2\n\t" // srca AAAABBBB
"psrlq $8, %%mm2\n\t" // srca AAABBBB0
"movq %%mm2, %%mm3\n\t"
"punpcklbw %%mm7, %%mm2\n\t" // srca 0A0A0A0B
"punpckhbw %%mm7, %%mm3\n\t" // srca 0B0B0B00
"pmullw %%mm2, %%mm0\n\t"
"pmullw %%mm3, %%mm1\n\t"
"psrlw $8, %%mm0\n\t"
"psrlw $8, %%mm1\n\t"
"packuswb %%mm1, %%mm0\n\t"
"movd %2, %%mm2 \n\t" // src ABCD0000
"punpcklbw %%mm2, %%mm2\n\t" // src AABBCCDD
"punpcklbw %%mm2, %%mm2\n\t" // src AAAABBBB
"psrlq $8, %%mm2\n\t" // src AAABBBB0
"paddb %%mm2, %%mm0\n\t"
"pand %4, %%mm5\n\t"
"pand %3, %%mm0\n\t"
"por %%mm0, %%mm5\n\t"
"movq %%mm5, %0\n\t"
:: "m" (dst[0]), "m" (srca[x]), "m" (src[x]), "m"(mask24hl), "m"(mask24lh));
dst += 6;
}
#else /* HAVE_MMX */
for(x=0;x<w;x++){
if(srca[x]){
__asm__ volatile(
"movzbl (%0), %%ecx\n\t"
"movzbl 1(%0), %%eax\n\t"
"imull %1, %%ecx\n\t"
"imull %1, %%eax\n\t"
"addl %2, %%ecx\n\t"
"addl %2, %%eax\n\t"
"movb %%ch, (%0)\n\t"
"movb %%ah, 1(%0)\n\t"
"movzbl 2(%0), %%eax\n\t"
"imull %1, %%eax\n\t"
"addl %2, %%eax\n\t"
"movb %%ah, 2(%0)\n\t"
:
:"D" (dst),
"r" ((unsigned)srca[x]),
"r" (((unsigned)src[x])<<8)
:"%eax", "%ecx"
);
}
dst += 3;
}
#endif /* !HAVE_MMX */
#else /*non x86 arch or x86_64 with MMX disabled */
for(x=0;x<w;x++){
if(srca[x]){
#ifdef FAST_OSD
dst[0]=dst[1]=dst[2]=src[x];
#else
dst[0]=((dst[0]*srca[x])>>8)+src[x];
dst[1]=((dst[1]*srca[x])>>8)+src[x];
dst[2]=((dst[2]*srca[x])>>8)+src[x];
#endif
}
dst+=3; // 24bpp
}
#endif /* arch_x86 */
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
#if HAVE_MMX
__asm__ volatile(EMMS:::"memory");
#endif
return;
}
static inline void RENAME(vo_draw_alpha_rgb32)(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
#if BYTE_ORDER == BIG_ENDIAN
dstbase++;
#endif
#if HAVE_MMX
__asm__ volatile(
"pxor %%mm7, %%mm7\n\t"
"pcmpeqb %%mm5, %%mm5\n\t" // F..F
"movq %%mm5, %%mm4\n\t"
"psllw $8, %%mm5\n\t" //FF00FF00FF00
"psrlw $8, %%mm4\n\t" //00FF00FF00FF
::);
#endif /* HAVE_MMX */
for(y=0;y<h;y++){
register int x;
#if ARCH_X86 && (!ARCH_X86_64 || HAVE_MMX)
#if HAVE_MMX
__asm__ volatile(
PREFETCHW" %0\n\t"
PREFETCH" %1\n\t"
PREFETCH" %2\n\t"
::"m"(*dstbase),"m"(*srca),"m"(*src):"memory");
for(x=0;x<w;x+=4){
__asm__ volatile(
"movl %1, %%eax\n\t"
"orl %%eax, %%eax\n\t"
" jz 1f\n\t"
PREFETCHW" 32%0\n\t"
PREFETCH" 32%1\n\t"
PREFETCH" 32%2\n\t"
"movq %0, %%mm0\n\t" // dstbase
"movq %%mm0, %%mm1\n\t"
"pand %%mm4, %%mm0\n\t" //0R0B0R0B
"psrlw $8, %%mm1\n\t" //0?0G0?0G
"movd %%eax, %%mm2\n\t" //srca 0000DCBA
"paddb %3, %%mm2\n\t"
"punpcklbw %%mm2, %%mm2\n\t" //srca DDCCBBAA
"movq %%mm2, %%mm3\n\t"
"punpcklbw %%mm7, %%mm2\n\t" //srca 0B0B0A0A
"pmullw %%mm2, %%mm0\n\t"
"pmullw %%mm2, %%mm1\n\t"
"psrlw $8, %%mm0\n\t"
"pand %%mm5, %%mm1\n\t"
"por %%mm1, %%mm0\n\t"
"movd %2, %%mm2 \n\t" //src 0000DCBA
"punpcklbw %%mm2, %%mm2\n\t" //src DDCCBBAA
"movq %%mm2, %%mm6\n\t"
"punpcklbw %%mm2, %%mm2\n\t" //src BBBBAAAA
"paddb %%mm2, %%mm0\n\t"
"movq %%mm0, %0\n\t"
"movq 8%0, %%mm0\n\t" // dstbase
"movq %%mm0, %%mm1\n\t"
"pand %%mm4, %%mm0\n\t" //0R0B0R0B
"psrlw $8, %%mm1\n\t" //0?0G0?0G
"punpckhbw %%mm7, %%mm3\n\t" //srca 0D0D0C0C
"pmullw %%mm3, %%mm0\n\t"
"pmullw %%mm3, %%mm1\n\t"
"psrlw $8, %%mm0\n\t"
"pand %%mm5, %%mm1\n\t"
"por %%mm1, %%mm0\n\t"
"punpckhbw %%mm6, %%mm6\n\t" //src DDDDCCCC
"paddb %%mm6, %%mm0\n\t"
"movq %%mm0, 8%0\n\t"
"1:\n\t"
:: "m" (dstbase[4*x]), "m" (srca[x]), "m" (src[x]), "m" (bFF)
: "%eax");
}
#else /* HAVE_MMX */
for(x=0;x<w;x++){
if(srca[x]){
__asm__ volatile(
"movzbl (%0), %%ecx\n\t"
"movzbl 1(%0), %%eax\n\t"
"movzbl 2(%0), %%edx\n\t"
"imull %1, %%ecx\n\t"
"imull %1, %%eax\n\t"
"imull %1, %%edx\n\t"
"addl %2, %%ecx\n\t"
"addl %2, %%eax\n\t"
"addl %2, %%edx\n\t"
"movb %%ch, (%0)\n\t"
"movb %%ah, 1(%0)\n\t"
"movb %%dh, 2(%0)\n\t"
:
:"r" (&dstbase[4*x]),
"r" ((unsigned)srca[x]),
"r" (((unsigned)src[x])<<8)
:"%eax", "%ecx", "%edx"
);
}
}
#endif /* HAVE_MMX */
#else /*non x86 arch or x86_64 with MMX disabled */
for(x=0;x<w;x++){
if(srca[x]){
#ifdef FAST_OSD
dstbase[4*x+0]=dstbase[4*x+1]=dstbase[4*x+2]=src[x];
#else
dstbase[4*x+0]=((dstbase[4*x+0]*srca[x])>>8)+src[x];
dstbase[4*x+1]=((dstbase[4*x+1]*srca[x])>>8)+src[x];
dstbase[4*x+2]=((dstbase[4*x+2]*srca[x])>>8)+src[x];
#endif
}
}
#endif /* arch_x86 */
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
#if HAVE_MMX
__asm__ volatile(EMMS:::"memory");
#endif
return;
}
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