virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

pp: add SSE2 deInterlaceInterpolateCubic().

Browse Source 
2124 decicycles in deInterlaceInterpolateCubic_C, 67100774 runs, 8090 skips
458 decicycles in deInterlaceInterpolateCubic_MMX2, 67107146 runs, 1718 skips
382 decicycles in deInterlaceInterpolateCubic_SSE2, 67107086 runs, 1778 skips
This commit is contained in:
Clément Bœsch 2012-11-17 11:03:45 +01:00
parent 4e264d1c79
commit f48cddfe4c
1 changed files with 27 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
libpostproc/postprocess_template.c
View File

@ -1497,13 +1497,30 @@ static inline void RENAME(deInterlaceInterpolateLinear)(uint8_t src[], int strid
*/
static inline void RENAME(deInterlaceInterpolateCubic)(uint8_t src[], int stride)
{
#if TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
#if TEMPLATE_PP_SSE2 || TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
src+= stride*3;
__asm__ volatile(
"lea (%0, %1), %%"REG_a" \n\t"
"lea (%%"REG_a", %1, 4), %%"REG_d" \n\t"
"lea (%%"REG_d", %1, 4), %%"REG_c" \n\t"
"add %1, %%"REG_c" \n\t"
#if TEMPLATE_PP_SSE2
"pxor %%xmm7, %%xmm7 \n\t"
#define REAL_DEINT_CUBIC(a,b,c,d,e)\
"movq " #a ", %%xmm0 \n\t"\
"movq " #b ", %%xmm1 \n\t"\
"movq " #d ", %%xmm2 \n\t"\
"movq " #e ", %%xmm3 \n\t"\
"pavgb %%xmm2, %%xmm1 \n\t"\
"pavgb %%xmm3, %%xmm0 \n\t"\
"punpcklbw %%xmm7, %%xmm0 \n\t"\
"punpcklbw %%xmm7, %%xmm1 \n\t"\
"psubw %%xmm1, %%xmm0 \n\t"\
"psraw $3, %%xmm0 \n\t"\
"psubw %%xmm0, %%xmm1 \n\t"\
"packuswb %%xmm1, %%xmm1 \n\t"\
"movlps %%xmm1, " #c " \n\t"
#else //TEMPLATE_PP_SSE2
"pxor %%mm7, %%mm7 \n\t"
// 0 1 2 3 4 5 6 7 8 9 10
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1 ecx
@ -1529,6 +1546,7 @@ static inline void RENAME(deInterlaceInterpolateCubic)(uint8_t src[], int stride
"psubw %%mm2, %%mm3 \n\t" /* H(9b + 9d - a - e)/16 */\
"packuswb %%mm3, %%mm1 \n\t"\
"movq %%mm1, " #c " \n\t"
#endif //TEMPLATE_PP_SSE2
#define DEINT_CUBIC(a,b,c,d,e) REAL_DEINT_CUBIC(a,b,c,d,e)
DEINT_CUBIC((%0) , (%%REGa, %1), (%%REGa, %1, 2), (%0, %1, 4) , (%%REGd, %1))
@ -1537,9 +1555,14 @@ DEINT_CUBIC((%0, %1, 4) , (%%REGd, %1), (%%REGd, %1, 2), (%0, %1, 8) , (%%REGc))
DEINT_CUBIC((%%REGd, %1), (%0, %1, 8) , (%%REGd, %1, 4), (%%REGc) , (%%REGc, %1, 2))
: : "r" (src), "r" ((x86_reg)stride)
: "%"REG_a, "%"REG_d, "%"REG_c
:
#if TEMPLATE_PP_SSE2
XMM_CLOBBERS("%xmm0", "%xmm1", "%xmm2", "%xmm3", "%xmm7",)
#endif
"%"REG_a, "%"REG_d, "%"REG_c
);
#else //TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
#undef REAL_DEINT_CUBIC
#else //TEMPLATE_PP_SSE2 || TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
int x;
src+= stride*3;
for(x=0; x<8; x++){
@ -1549,7 +1572,7 @@ DEINT_CUBIC((%%REGd, %1), (%0, %1, 8) , (%%REGd, %1, 4), (%%REGc) , (%%REGc,
src[stride*9] = CLIP((-src[stride*6] + 9*src[stride*8] + 9*src[stride*10] - src[stride*12])>>4);
src++;
}
#endif //TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
#endif //TEMPLATE_PP_SSE2 || TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW
}
/**