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raw | patch | inline | side by side (parent: f12e206)
uyvytoyv12 in MMX (untested)
authorMichael Niedermayer <michaelni@gmx.at>
Sun, 11 Nov 2001 22:26:15 +0000 (22:26 +0000)
committerMichael Niedermayer <michaelni@gmx.at>
Sun, 11 Nov 2001 22:26:15 +0000 (22:26 +0000)
Originally committed as revision 2848 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

postproc/rgb2rgb.c patch | blob | history
postproc/rgb2rgb_template.c patch | blob | history

diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index ab2878f9bd7bd86bd6d7e840945fcd7a50395a94..d345854d9541af9204ba70c7b978bb59b257a54b 100644 (file)
--- a/postproc/rgb2rgb.c
+++ b/postproc/rgb2rgb.c
@@ -811,9 +811,9 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                src  += srcStride;
        }
 #ifdef HAVE_MMX
-asm(    EMMS" \n\t"
-        SFENCE" \n\t"
-        :::"memory");
+asm volatile(   EMMS" \n\t"
+               SFENCE" \n\t"
+               :::"memory");
 #endif
 }
 
@@ -830,6 +830,89 @@ void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
        const int chromWidth= width>>1;
        for(y=0; y<height; y+=2)
        {
+#ifdef HAVE_MMX
+               asm volatile(
+                       "xorl %%eax, %%eax              \n\t"
+                       "pcmpeqw %%mm7, %%mm7           \n\t"
+                       "psrlw $8, %%mm7                \n\t" // FF,00,FF,00...
+                       ".balign 16                     \n\t"
+                       "1:                             \n\t"
+                       PREFETCH" 64(%0, %%eax, 4)      \n\t"
+                       "movq (%0, %%eax, 4), %%mm0     \n\t" // UYVY UYVY(0)
+                       "movq 8(%0, %%eax, 4), %%mm1    \n\t" // UYVY UYVY(4)
+                       "movq %%mm0, %%mm2              \n\t" // UYVY UYVY(0)
+                       "movq %%mm1, %%mm3              \n\t" // UYVY UYVY(4)
+                       "pand %%mm7, %%mm0              \n\t" // U0V0 U0V0(0)
+                       "pand %%mm7, %%mm1              \n\t" // U0V0 U0V0(4)
+                       "psrlw $8, %%mm2                \n\t" // Y0Y0 Y0Y0(0)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(4)
+                       "packuswb %%mm1, %%mm0          \n\t" // UVUV UVUV(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // YYYY YYYY(0)
+
+                       MOVNTQ" %%mm2, (%1, %%eax, 2)   \n\t"
+
+                       "movq 16(%0, %%eax, 4), %%mm1   \n\t" // UYVY UYVY(8)
+                       "movq 24(%0, %%eax, 4), %%mm2   \n\t" // UYVY UYVY(12)
+                       "movq %%mm1, %%mm3              \n\t" // UYVY UYVY(8)
+                       "movq %%mm2, %%mm4              \n\t" // UYVY UYVY(12)
+                       "pand %%mm7, %%mm1              \n\t" // U0V0 U0V0(8)
+                       "pand %%mm7, %%mm2              \n\t" // U0V0 U0V0(12)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(8)
+                       "psrlw $8, %%mm4                \n\t" // Y0Y0 Y0Y0(12)
+                       "packuswb %%mm2, %%mm1          \n\t" // UVUV UVUV(8)
+                       "packuswb %%mm4, %%mm3          \n\t" // YYYY YYYY(8)
+
+                       MOVNTQ" %%mm3, 8(%1, %%eax, 2)  \n\t"
+
+                       "movq %%mm0, %%mm2              \n\t" // UVUV UVUV(0)
+                       "movq %%mm1, %%mm3              \n\t" // UVUV UVUV(8)
+                       "psrlw $8, %%mm0                \n\t" // V0V0 V0V0(0)
+                       "psrlw $8, %%mm1                \n\t" // V0V0 V0V0(8)
+                       "pand %%mm7, %%mm2              \n\t" // U0U0 U0U0(0)
+                       "pand %%mm7, %%mm3              \n\t" // U0U0 U0U0(8)
+                       "packuswb %%mm1, %%mm0          \n\t" // VVVV VVVV(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // UUUU UUUU(0)
+
+                       MOVNTQ" %%mm0, (%3, %%eax)      \n\t"
+                       MOVNTQ" %%mm2, (%2, %%eax)      \n\t"
+
+                       "addl $8, %%eax                 \n\t"
+                       "cmpl %4, %%eax                 \n\t"
+                       " jb 1b                         \n\t"
+                       ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+                       : "memory", "%eax"
+               );
+
+               ydst += lumStride;
+               src  += srcStride;
+
+               asm volatile(
+                       "xorl %%eax, %%eax              \n\t"
+                       ".balign 16                     \n\t"
+                       "1:                             \n\t"
+                       PREFETCH" 64(%0, %%eax, 4)      \n\t"
+                       "movq (%0, %%eax, 4), %%mm0     \n\t" // YUYV YUYV(0)
+                       "movq 8(%0, %%eax, 4), %%mm1    \n\t" // YUYV YUYV(4)
+                       "movq 16(%0, %%eax, 4), %%mm2   \n\t" // YUYV YUYV(8)
+                       "movq 24(%0, %%eax, 4), %%mm3   \n\t" // YUYV YUYV(12)
+                       "psrlw $8, %%mm0                \n\t" // Y0Y0 Y0Y0(0)
+                       "psrlw $8, %%mm1                \n\t" // Y0Y0 Y0Y0(4)
+                       "psrlw $8, %%mm2                \n\t" // Y0Y0 Y0Y0(8)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(12)
+                       "packuswb %%mm1, %%mm0          \n\t" // YYYY YYYY(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // YYYY YYYY(8)
+
+                       MOVNTQ" %%mm0, (%1, %%eax, 2)   \n\t"
+                       MOVNTQ" %%mm2, 8(%1, %%eax, 2)  \n\t"
+
+                       "addl $8, %%eax                 \n\t"
+                       "cmpl %4, %%eax                 \n\t"
+                       " jb 1b                         \n\t"
+
+                       ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+                       : "memory", "%eax"
+               );
+#else
                int i;
                for(i=0; i<chromWidth; i++)
                {
@@ -846,11 +929,17 @@ void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                        ydst[2*i+0]     = src[4*i+1];
                        ydst[2*i+1]     = src[4*i+3];
                }
+#endif
                udst += chromStride;
                vdst += chromStride;
                ydst += lumStride;
                src  += srcStride;
        }
+#ifdef HAVE_MMX
+asm volatile(   EMMS" \n\t"
+               SFENCE" \n\t"
+               :::"memory");
+#endif
 }
 
 
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index ab2878f9bd7bd86bd6d7e840945fcd7a50395a94..d345854d9541af9204ba70c7b978bb59b257a54b 100644 (file)
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -811,9 +811,9 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                src  += srcStride;
        }
 #ifdef HAVE_MMX
-asm(    EMMS" \n\t"
-        SFENCE" \n\t"
-        :::"memory");
+asm volatile(   EMMS" \n\t"
+               SFENCE" \n\t"
+               :::"memory");
 #endif
 }
 
@@ -830,6 +830,89 @@ void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
        const int chromWidth= width>>1;
        for(y=0; y<height; y+=2)
        {
+#ifdef HAVE_MMX
+               asm volatile(
+                       "xorl %%eax, %%eax              \n\t"
+                       "pcmpeqw %%mm7, %%mm7           \n\t"
+                       "psrlw $8, %%mm7                \n\t" // FF,00,FF,00...
+                       ".balign 16                     \n\t"
+                       "1:                             \n\t"
+                       PREFETCH" 64(%0, %%eax, 4)      \n\t"
+                       "movq (%0, %%eax, 4), %%mm0     \n\t" // UYVY UYVY(0)
+                       "movq 8(%0, %%eax, 4), %%mm1    \n\t" // UYVY UYVY(4)
+                       "movq %%mm0, %%mm2              \n\t" // UYVY UYVY(0)
+                       "movq %%mm1, %%mm3              \n\t" // UYVY UYVY(4)
+                       "pand %%mm7, %%mm0              \n\t" // U0V0 U0V0(0)
+                       "pand %%mm7, %%mm1              \n\t" // U0V0 U0V0(4)
+                       "psrlw $8, %%mm2                \n\t" // Y0Y0 Y0Y0(0)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(4)
+                       "packuswb %%mm1, %%mm0          \n\t" // UVUV UVUV(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // YYYY YYYY(0)
+
+                       MOVNTQ" %%mm2, (%1, %%eax, 2)   \n\t"
+
+                       "movq 16(%0, %%eax, 4), %%mm1   \n\t" // UYVY UYVY(8)
+                       "movq 24(%0, %%eax, 4), %%mm2   \n\t" // UYVY UYVY(12)
+                       "movq %%mm1, %%mm3              \n\t" // UYVY UYVY(8)
+                       "movq %%mm2, %%mm4              \n\t" // UYVY UYVY(12)
+                       "pand %%mm7, %%mm1              \n\t" // U0V0 U0V0(8)
+                       "pand %%mm7, %%mm2              \n\t" // U0V0 U0V0(12)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(8)
+                       "psrlw $8, %%mm4                \n\t" // Y0Y0 Y0Y0(12)
+                       "packuswb %%mm2, %%mm1          \n\t" // UVUV UVUV(8)
+                       "packuswb %%mm4, %%mm3          \n\t" // YYYY YYYY(8)
+
+                       MOVNTQ" %%mm3, 8(%1, %%eax, 2)  \n\t"
+
+                       "movq %%mm0, %%mm2              \n\t" // UVUV UVUV(0)
+                       "movq %%mm1, %%mm3              \n\t" // UVUV UVUV(8)
+                       "psrlw $8, %%mm0                \n\t" // V0V0 V0V0(0)
+                       "psrlw $8, %%mm1                \n\t" // V0V0 V0V0(8)
+                       "pand %%mm7, %%mm2              \n\t" // U0U0 U0U0(0)
+                       "pand %%mm7, %%mm3              \n\t" // U0U0 U0U0(8)
+                       "packuswb %%mm1, %%mm0          \n\t" // VVVV VVVV(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // UUUU UUUU(0)
+
+                       MOVNTQ" %%mm0, (%3, %%eax)      \n\t"
+                       MOVNTQ" %%mm2, (%2, %%eax)      \n\t"
+
+                       "addl $8, %%eax                 \n\t"
+                       "cmpl %4, %%eax                 \n\t"
+                       " jb 1b                         \n\t"
+                       ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+                       : "memory", "%eax"
+               );
+
+               ydst += lumStride;
+               src  += srcStride;
+
+               asm volatile(
+                       "xorl %%eax, %%eax              \n\t"
+                       ".balign 16                     \n\t"
+                       "1:                             \n\t"
+                       PREFETCH" 64(%0, %%eax, 4)      \n\t"
+                       "movq (%0, %%eax, 4), %%mm0     \n\t" // YUYV YUYV(0)
+                       "movq 8(%0, %%eax, 4), %%mm1    \n\t" // YUYV YUYV(4)
+                       "movq 16(%0, %%eax, 4), %%mm2   \n\t" // YUYV YUYV(8)
+                       "movq 24(%0, %%eax, 4), %%mm3   \n\t" // YUYV YUYV(12)
+                       "psrlw $8, %%mm0                \n\t" // Y0Y0 Y0Y0(0)
+                       "psrlw $8, %%mm1                \n\t" // Y0Y0 Y0Y0(4)
+                       "psrlw $8, %%mm2                \n\t" // Y0Y0 Y0Y0(8)
+                       "psrlw $8, %%mm3                \n\t" // Y0Y0 Y0Y0(12)
+                       "packuswb %%mm1, %%mm0          \n\t" // YYYY YYYY(0)
+                       "packuswb %%mm3, %%mm2          \n\t" // YYYY YYYY(8)
+
+                       MOVNTQ" %%mm0, (%1, %%eax, 2)   \n\t"
+                       MOVNTQ" %%mm2, 8(%1, %%eax, 2)  \n\t"
+
+                       "addl $8, %%eax                 \n\t"
+                       "cmpl %4, %%eax                 \n\t"
+                       " jb 1b                         \n\t"
+
+                       ::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+                       : "memory", "%eax"
+               );
+#else
                int i;
                for(i=0; i<chromWidth; i++)
                {
@@ -846,11 +929,17 @@ void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                        ydst[2*i+0]     = src[4*i+1];
                        ydst[2*i+1]     = src[4*i+3];
                }
+#endif
                udst += chromStride;
                vdst += chromStride;
                ydst += lumStride;
                src  += srcStride;
        }
+#ifdef HAVE_MMX
+asm volatile(   EMMS" \n\t"
+               SFENCE" \n\t"
+               :::"memory");
+#endif
 }
 
 
Domain: Multimedia / Media Content;