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authormichael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2>2001-11-02 03:17:33 +0000
committermichael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2>2001-11-02 03:17:33 +0000
commit80f8ea576908d0515ddf85dd9fee9b6be8895b12 (patch)
tree842012d212045ebe6cdd61d7748b15e5a3d99990 /libvo/mga_common.c
parent23e7685c8d8d1a903c0229146d085bbcac16f586 (diff)
downloadmpv-80f8ea576908d0515ddf85dd9fee9b6be8895b12.tar.bz2
mpv-80f8ea576908d0515ddf85dd9fee9b6be8895b12.tar.xz
mmx opt ,untested, i have no mga
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2626 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libvo/mga_common.c')
-rw-r--r--libvo/mga_common.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/libvo/mga_common.c b/libvo/mga_common.c
index f0a8e9006f..9e08fcdf74 100644
--- a/libvo/mga_common.c
+++ b/libvo/mga_common.c
@@ -1,5 +1,6 @@
#include "fastmemcpy.h"
+#include "../mmx_defs.h"
// mga_vid drawing functions
@@ -57,15 +58,55 @@ draw_slice_g200(uint8_t *image[], int stride[], int width,int height,int x,int y
src2 = image[2];
for(h=0; h < height; h++)
{
+#ifdef HAVE_MMX
+ asm(
+ "xorl %%eax, %%eax \n\t"
+ "1: \n\t"
+ PREFETCH" 64(%1, %%eax) \n\t"
+ PREFETCH" 64(%2, %%eax) \n\t"
+ "movq (%1, %%eax), %%mm0 \n\t"
+ "movq 8(%1, %%eax), %%mm2 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "movq (%2, %%eax), %%mm4 \n\t"
+ "movq 8(%2, %%eax), %%mm5 \n\t"
+ "punpcklbw %%mm4, %%mm0 \n\t"
+ "punpckhbw %%mm4, %%mm1 \n\t"
+ "punpcklbw %%mm5, %%mm2 \n\t"
+ "punpckhbw %%mm5, %%mm3 \n\t"
+ MOVNTQ" %%mm0, (%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm1, 8(%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm2, 16(%0, %%eax, 2) \n\t"
+ MOVNTQ" %%mm3, 24(%0, %%eax, 2) \n\t"
+ "addl $16, %%eax \n\t"
+ "cmpl %3, %%eax \n\t"
+ " jb 1b \n\t"
+ ::"r"(dest), "r"(src), "r"(src2), "r" (width-15)
+ : "memory", "%eax"
+ );
+ for(w= (width&(~15)); w < width; w++)
+ {
+ dest[2*w+0] = src[w];
+ dest[2*w+1] = src2[w];
+ }
+#else
for(w=0; w < width; w++)
{
dest[2*w+0] = src[w];
dest[2*w+1] = src2[w];
}
+#endif
dest += bespitch;
src += stride[1];
src2+= stride[2];
}
+#ifdef HAVE_MMX
+ asm(
+ EMMS" \n\t"
+ SFENCE" \n\t"
+ ::: "memory"
+ );
+#endif
}
static void