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brightness / contrast fix/copy optimizations +2% speedup

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Originally committed as revision 2402 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer 2001-10-23 01:46:50 +00:00
parent 57d04d3f11
commit 534a602dca
2 changed files with 30 additions and 42 deletions
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36
postproc/postprocess.c
View File

@ -2478,8 +2478,6 @@ int getPpModeForQuality(int quality){
return modes[quality]; return modes[quality];
} }
//} // extern "C"
/** /**
* Copies a block from src to dst and fixes the blacklevel * Copies a block from src to dst and fixes the blacklevel
* numLines must be a multiple of 4 * numLines must be a multiple of 4
@ -2493,8 +2491,6 @@ static inline void blockCopy(uint8_t dst[], int dstStride, uint8_t src[], int sr
{ {
#ifdef HAVE_MMX #ifdef HAVE_MMX
asm volatile( asm volatile(
"movl %4, %%eax \n\t"
"movl %%eax, temp0\n\t"
"pushl %0 \n\t" "pushl %0 \n\t"
"pushl %1 \n\t" "pushl %1 \n\t"
"leal (%2,%2), %%eax \n\t" "leal (%2,%2), %%eax \n\t"
@ -2505,47 +2501,45 @@ static inline void blockCopy(uint8_t dst[], int dstStride, uint8_t src[], int sr
#define SCALED_CPY \ #define SCALED_CPY \
"movq (%0), %%mm0 \n\t"\ "movq (%0), %%mm0 \n\t"\
"movq (%0,%2), %%mm1 \n\t"\ "movq (%0), %%mm5 \n\t"\
"movq %%mm0, %%mm5 \n\t"\
"punpcklbw %%mm4, %%mm0 \n\t"\ "punpcklbw %%mm4, %%mm0 \n\t"\
"punpckhbw %%mm4, %%mm5 \n\t"\ "punpckhbw %%mm4, %%mm5 \n\t"\
"psubw %%mm2, %%mm0 \n\t"\ "psubw %%mm2, %%mm0 \n\t"\
"psubw %%mm2, %%mm5 \n\t"\ "psubw %%mm2, %%mm5 \n\t"\
"movq (%0,%2), %%mm1 \n\t"\
"psllw $6, %%mm0 \n\t"\ "psllw $6, %%mm0 \n\t"\
"psllw $6, %%mm5 \n\t"\ "psllw $6, %%mm5 \n\t"\
"pmulhw %%mm3, %%mm0 \n\t"\ "pmulhw %%mm3, %%mm0 \n\t"\
"movq (%0,%2), %%mm6 \n\t"\
"pmulhw %%mm3, %%mm5 \n\t"\ "pmulhw %%mm3, %%mm5 \n\t"\
"packuswb %%mm5, %%mm0 \n\t"\
"movq %%mm0, (%1) \n\t"\
"movq %%mm1, %%mm5 \n\t"\
"punpcklbw %%mm4, %%mm1 \n\t"\ "punpcklbw %%mm4, %%mm1 \n\t"\
"punpckhbw %%mm4, %%mm5 \n\t"\ "punpckhbw %%mm4, %%mm6 \n\t"\
"psubw %%mm2, %%mm1 \n\t"\ "psubw %%mm2, %%mm1 \n\t"\
"psubw %%mm2, %%mm5 \n\t"\ "psubw %%mm2, %%mm6 \n\t"\
"psllw $6, %%mm1 \n\t"\ "psllw $6, %%mm1 \n\t"\
"psllw $6, %%mm5 \n\t"\ "psllw $6, %%mm6 \n\t"\
"pmulhw %%mm3, %%mm1 \n\t"\ "pmulhw %%mm3, %%mm1 \n\t"\
"pmulhw %%mm3, %%mm5 \n\t"\ "pmulhw %%mm3, %%mm6 \n\t"\
"packuswb %%mm5, %%mm1 \n\t"\ "addl %%eax, %0 \n\t"\
"packuswb %%mm5, %%mm0 \n\t"\
"packuswb %%mm6, %%mm1 \n\t"\
"movq %%mm0, (%1) \n\t"\
"movq %%mm1, (%1, %3) \n\t"\ "movq %%mm1, (%1, %3) \n\t"\
"1: \n\t"
SCALED_CPY SCALED_CPY
"addl %%eax, %0 \n\t"
"addl %%ebx, %1 \n\t" "addl %%ebx, %1 \n\t"
SCALED_CPY SCALED_CPY
"addl %%eax, %0 \n\t"
"addl %%ebx, %1 \n\t" "addl %%ebx, %1 \n\t"
"decl temp0 \n\t" SCALED_CPY
"jnz 1b \n\t" "addl %%ebx, %1 \n\t"
SCALED_CPY
"popl %1 \n\t" "popl %1 \n\t"
"popl %0 \n\t" "popl %0 \n\t"
: : "r" (src), : : "r" (src),
"r" (dst), "r" (dst),
"r" (srcStride), "r" (srcStride),
"r" (dstStride), "r" (dstStride)
"m" (numLines>>2)
: "%eax", "%ebx" : "%eax", "%ebx"
); );
#else #else

36
postproc/postprocess_template.c
View File

@ -2478,8 +2478,6 @@ int getPpModeForQuality(int quality){
return modes[quality]; return modes[quality];
} }
//} // extern "C"
/** /**
* Copies a block from src to dst and fixes the blacklevel * Copies a block from src to dst and fixes the blacklevel
* numLines must be a multiple of 4 * numLines must be a multiple of 4
@ -2493,8 +2491,6 @@ static inline void blockCopy(uint8_t dst[], int dstStride, uint8_t src[], int sr
{ {
#ifdef HAVE_MMX #ifdef HAVE_MMX
asm volatile( asm volatile(
"movl %4, %%eax \n\t"
"movl %%eax, temp0\n\t"
"pushl %0 \n\t" "pushl %0 \n\t"
"pushl %1 \n\t" "pushl %1 \n\t"
"leal (%2,%2), %%eax \n\t" "leal (%2,%2), %%eax \n\t"
@ -2505,47 +2501,45 @@ static inline void blockCopy(uint8_t dst[], int dstStride, uint8_t src[], int sr
#define SCALED_CPY \ #define SCALED_CPY \
"movq (%0), %%mm0 \n\t"\ "movq (%0), %%mm0 \n\t"\
"movq (%0,%2), %%mm1 \n\t"\ "movq (%0), %%mm5 \n\t"\
"movq %%mm0, %%mm5 \n\t"\
"punpcklbw %%mm4, %%mm0 \n\t"\ "punpcklbw %%mm4, %%mm0 \n\t"\
"punpckhbw %%mm4, %%mm5 \n\t"\ "punpckhbw %%mm4, %%mm5 \n\t"\
"psubw %%mm2, %%mm0 \n\t"\ "psubw %%mm2, %%mm0 \n\t"\
"psubw %%mm2, %%mm5 \n\t"\ "psubw %%mm2, %%mm5 \n\t"\
"movq (%0,%2), %%mm1 \n\t"\
"psllw $6, %%mm0 \n\t"\ "psllw $6, %%mm0 \n\t"\
"psllw $6, %%mm5 \n\t"\ "psllw $6, %%mm5 \n\t"\
"pmulhw %%mm3, %%mm0 \n\t"\ "pmulhw %%mm3, %%mm0 \n\t"\
"movq (%0,%2), %%mm6 \n\t"\
"pmulhw %%mm3, %%mm5 \n\t"\ "pmulhw %%mm3, %%mm5 \n\t"\
"packuswb %%mm5, %%mm0 \n\t"\
"movq %%mm0, (%1) \n\t"\
"movq %%mm1, %%mm5 \n\t"\
"punpcklbw %%mm4, %%mm1 \n\t"\ "punpcklbw %%mm4, %%mm1 \n\t"\
"punpckhbw %%mm4, %%mm5 \n\t"\ "punpckhbw %%mm4, %%mm6 \n\t"\
"psubw %%mm2, %%mm1 \n\t"\ "psubw %%mm2, %%mm1 \n\t"\
"psubw %%mm2, %%mm5 \n\t"\ "psubw %%mm2, %%mm6 \n\t"\
"psllw $6, %%mm1 \n\t"\ "psllw $6, %%mm1 \n\t"\
"psllw $6, %%mm5 \n\t"\ "psllw $6, %%mm6 \n\t"\
"pmulhw %%mm3, %%mm1 \n\t"\ "pmulhw %%mm3, %%mm1 \n\t"\
"pmulhw %%mm3, %%mm5 \n\t"\ "pmulhw %%mm3, %%mm6 \n\t"\
"packuswb %%mm5, %%mm1 \n\t"\ "addl %%eax, %0 \n\t"\
"packuswb %%mm5, %%mm0 \n\t"\
"packuswb %%mm6, %%mm1 \n\t"\
"movq %%mm0, (%1) \n\t"\
"movq %%mm1, (%1, %3) \n\t"\ "movq %%mm1, (%1, %3) \n\t"\
"1: \n\t"
SCALED_CPY SCALED_CPY
"addl %%eax, %0 \n\t"
"addl %%ebx, %1 \n\t" "addl %%ebx, %1 \n\t"
SCALED_CPY SCALED_CPY
"addl %%eax, %0 \n\t"
"addl %%ebx, %1 \n\t" "addl %%ebx, %1 \n\t"
"decl temp0 \n\t" SCALED_CPY
"jnz 1b \n\t" "addl %%ebx, %1 \n\t"
SCALED_CPY
"popl %1 \n\t" "popl %1 \n\t"
"popl %0 \n\t" "popl %0 \n\t"
: : "r" (src), : : "r" (src),
"r" (dst), "r" (dst),
"r" (srcStride), "r" (srcStride),
"r" (dstStride), "r" (dstStride)
"m" (numLines>>2)
: "%eax", "%ebx" : "%eax", "%ebx"
); );
#else #else