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ffmpeg.wasm-core
Commit d9cf0d33 authored by Michael Niedermayer's avatar Michael Niedermayer
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24bpp support (untested) 

Originally committed as revision 2238 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
parent fffd2e0a
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Showing with 104 additions and 4 deletions
postproc/swscale.c
View file @ d9cf0d33
......@@ -31,6 +31,8 @@ static uint64_t ugCoeff= 0xE5E2E5E2E5E2E5E2LL;
static uint64_t vgCoeff= 0xF36EF36EF36EF36ELL;
static uint64_t w80= 0x0080008000800080LL;
static uint64_t w10= 0x0010001000100010LL;
static uint64_t bm00000111=0x0000000000FFFFFFLL;
static uint64_t bm11111000=0xFFFFFFFFFF000000LL;
static uint64_t b16Dither= 0x0004000400040004LL;
static uint64_t b16Dither1=0x0004000400040004LL;
......@@ -412,7 +414,6 @@ s_xinc&= -2; //clear last bit or uv and y might be shifted relative to each othe
);
#elif defined (ARCH_X86)
//NO MMX just normal asm ... FIXME try/write funny MMX2 variant
asm volatile(
"xorl %%eax, %%eax \n\t" // i
"xorl %%ebx, %%ebx \n\t" // xx
......@@ -555,6 +556,55 @@ YSCALEYUV2RGB
: "%eax"
);
}
else if(dstbpp==24)
{
asm volatile(
YSCALEYUV2RGB
// lsb ... msb
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
"movq %%mm3, %%mm1 \n\t"
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
"movq %%mm3, %%mm2 \n\t" // BGR0BGR0
"psrlq $8, %%mm3 \n\t" // GR0BGR00
"pand bm00000111, %%mm2 \n\t" // BGR00000
"pand bm11111000, %%mm3 \n\t" // 000BGR00
"por %%mm2, %%mm3 \n\t" // BGRBGR00
"movq %%mm1, %%mm2 \n\t"
"psllq $48, %%mm1 \n\t" // 000000BG
"por %%mm1, %%mm3 \n\t" // BGRBGRBG
"movq %%mm2, %%mm1 \n\t" // BGR0BGR0
"psrld $16, %%mm2 \n\t" // R000R000
"psrlq $24, %%mm1 \n\t" // 0BGR0000
"por %%mm2, %%mm1 \n\t" // RBGRR000
"movl %4, %%ebx \n\t"
"addl %%eax, %%ebx \n\t"
#ifdef HAVE_MMX2
//FIXME Alignment
"movntq %%mm3, (%%ebx, %%eax, 2)\n\t"
"movntq %%mm1, 8(%%ebx, %%eax, 2)\n\t"
#else
"movd %%mm3, (%%ebx, %%eax, 2) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 4(%%ebx, %%eax, 2) \n\t"
"movd %%mm1, 8(%%ebx, %%eax, 2) \n\t"
#endif
"addl $4, %%eax \n\t"
"cmpl %5, %%eax \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw),
"m" (yalpha1), "m" (uvalpha1)
: "%eax", "%ebx"
);
}
else if(dstbpp==16)
{
asm volatile(
......@@ -603,7 +653,7 @@ YSCALEYUV2RGB
dest+=dstbpp>>3;
}
}
else if(dstbpp==16) //16bit
else if(dstbpp==16)
{
for(i=0;i<dstw;i++){
// vertical linear interpolation && yuv2rgb in a single step:
......
postproc/swscale_template.c
View file @ d9cf0d33
......@@ -31,6 +31,8 @@ static uint64_t ugCoeff= 0xE5E2E5E2E5E2E5E2LL;
static uint64_t vgCoeff= 0xF36EF36EF36EF36ELL;
static uint64_t w80= 0x0080008000800080LL;
static uint64_t w10= 0x0010001000100010LL;
static uint64_t bm00000111=0x0000000000FFFFFFLL;
static uint64_t bm11111000=0xFFFFFFFFFF000000LL;
static uint64_t b16Dither= 0x0004000400040004LL;
static uint64_t b16Dither1=0x0004000400040004LL;
......@@ -412,7 +414,6 @@ s_xinc&= -2; //clear last bit or uv and y might be shifted relative to each othe
);
#elif defined (ARCH_X86)
//NO MMX just normal asm ... FIXME try/write funny MMX2 variant
asm volatile(
"xorl %%eax, %%eax \n\t" // i
"xorl %%ebx, %%ebx \n\t" // xx
......@@ -555,6 +556,55 @@ YSCALEYUV2RGB
: "%eax"
);
}
else if(dstbpp==24)
{
asm volatile(
YSCALEYUV2RGB
// lsb ... msb
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
"movq %%mm3, %%mm1 \n\t"
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
"movq %%mm3, %%mm2 \n\t" // BGR0BGR0
"psrlq $8, %%mm3 \n\t" // GR0BGR00
"pand bm00000111, %%mm2 \n\t" // BGR00000
"pand bm11111000, %%mm3 \n\t" // 000BGR00
"por %%mm2, %%mm3 \n\t" // BGRBGR00
"movq %%mm1, %%mm2 \n\t"
"psllq $48, %%mm1 \n\t" // 000000BG
"por %%mm1, %%mm3 \n\t" // BGRBGRBG
"movq %%mm2, %%mm1 \n\t" // BGR0BGR0
"psrld $16, %%mm2 \n\t" // R000R000
"psrlq $24, %%mm1 \n\t" // 0BGR0000
"por %%mm2, %%mm1 \n\t" // RBGRR000
"movl %4, %%ebx \n\t"
"addl %%eax, %%ebx \n\t"
#ifdef HAVE_MMX2
//FIXME Alignment
"movntq %%mm3, (%%ebx, %%eax, 2)\n\t"
"movntq %%mm1, 8(%%ebx, %%eax, 2)\n\t"
#else
"movd %%mm3, (%%ebx, %%eax, 2) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 4(%%ebx, %%eax, 2) \n\t"
"movd %%mm1, 8(%%ebx, %%eax, 2) \n\t"
#endif
"addl $4, %%eax \n\t"
"cmpl %5, %%eax \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstw),
"m" (yalpha1), "m" (uvalpha1)
: "%eax", "%ebx"
);
}
else if(dstbpp==16)
{
asm volatile(
......@@ -603,7 +653,7 @@ YSCALEYUV2RGB
dest+=dstbpp>>3;
}
}
else if(dstbpp==16) //16bit
else if(dstbpp==16)
{
for(i=0;i<dstw;i++){
// vertical linear interpolation && yuv2rgb in a single step:
......
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