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author | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-11-06 13:53:43 +0000 |
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committer | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-11-06 13:53:43 +0000 |
commit | 1aed82a8daa0f4caba7126a6a33333c3e5709044 (patch) | |
tree | 619bb17d2b8455448a2c58e9ba6ee989b5996454 /postproc/rgb2rgb_template.c | |
parent | b37111a50b7b35b62fe20f51d9618d6a061c1726 (diff) | |
download | mpv-1aed82a8daa0f4caba7126a6a33333c3e5709044.tar.bz2 mpv-1aed82a8daa0f4caba7126a6a33333c3e5709044.tar.xz |
rgb24to32 now is faster
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2739 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'postproc/rgb2rgb_template.c')
-rw-r--r-- | postproc/rgb2rgb_template.c | 64 |
1 files changed, 56 insertions, 8 deletions
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c index 959988245b..d38a2a95d1 100644 --- a/postproc/rgb2rgb_template.c +++ b/postproc/rgb2rgb_template.c @@ -40,20 +40,26 @@ void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size) __asm __volatile( PREFETCH" 32%1\n\t" "movd %1, %%mm0\n\t" - "movd 3%1, %%mm1\n\t" - "movd 6%1, %%mm2\n\t" - "movd 9%1, %%mm3\n\t" - "punpckldq %%mm1, %%mm0\n\t" - "punpckldq %%mm3, %%mm2\n\t" + "punpckldq 3%1, %%mm0\n\t" + "movd 6%1, %%mm1\n\t" + "punpckldq 9%1, %%mm1\n\t" + "movd 12%1, %%mm2\n\t" + "punpckldq 15%1, %%mm2\n\t" + "movd 18%1, %%mm3\n\t" + "punpckldq 21%1, %%mm3\n\t" "pand %%mm7, %%mm0\n\t" + "pand %%mm7, %%mm1\n\t" "pand %%mm7, %%mm2\n\t" + "pand %%mm7, %%mm3\n\t" MOVNTQ" %%mm0, %0\n\t" - MOVNTQ" %%mm2, 8%0" + MOVNTQ" %%mm1, 8%0\n\t" + MOVNTQ" %%mm2, 16%0\n\t" + MOVNTQ" %%mm3, 24%0" :"=m"(*dest) :"m"(*s) :"memory"); - dest += 16; - s += 12; + dest += 32; + s += 24; } __asm __volatile(SFENCE:::"memory"); __asm __volatile(EMMS:::"memory"); @@ -249,6 +255,48 @@ void rgb24to16(const uint8_t *src, uint8_t *dst, unsigned src_size) { unsigned j,i,num_pixels=src_size/3; uint16_t *d = (uint16_t *)dst; +#if 0/*def HAVE_MMX*/ + unsigned mm_npix; + const uint64_t mm_fc = 0xFCFCFCFCFCFCFCFCULL, mm_f8 = 0xF8F8F8F8F8F8F8F8ULL; + mm_npix = ((num_pixels)/(MMREG_SIZE*2))*(MMREG_SIZE*2); + num_pixels -= mm_npix; + __asm __volatile(PREFETCH" %0"::"m"(*src):"memory"); + __asm __volatile( + "movq %0, %%mm7\n\t" + "movq %1, %%mm6\n\t" + ::"m"(mm_fc),"m"(mm_f8)); + + for(j=0,i=0;j<mm_npix;j+=4,i+=12) + { + __asm __volatile( + PREFETCH" 32%1\n\t" + "movd %1, %%mm0\n\t" + "punpckldq 3%1, %%mm0\n\t" + "movd 6%1, %%mm3\n\t" + "punpckldq 9%1, %%mm3\n\t" + "movq %%mm0, %%mm1\n\t" + "movq %%mm0, %%mm2\n\t" + "movq %%mm3, %%mm4\n\t" + "movq %%mm3, %%mm5\n\t" + "psrlq $3, %%mm0\n\t" + "psrlq $3, %%mm3\n\t" + "pand %%mm7, %%mm1\n\t" + "pand %%mm7, %%mm4\n\t" + "psllq $3, %%mm1\n\t" + "psllq $3, %%mm4\n\t" + "pand %%mm6, %%mm2\n\t" + "pand %%mm6, %%mm5\n\t" + "psllq $8, %%mm2\n\t" + "psllq $8, %%mm5\n\t" + "por %%mm1, %%mm0\n\t" + "por %%mm2, %%mm0\n\t" + "por %%mm4, %%mm3\n\t" + "por %%mm5, %%mm3\n\t" + "punpcklwd %%mm3, %%mm0\n\t" + MOVNTQ" %%mm0, %0\n\t" + :"=m"(d[j]):"m"(src[i]):"memory"); + } +#endif for(i=0,j=0; j<num_pixels; i+=3,j++) { const int b= src[i+0]; |