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-rw-r--r--postproc/rgb2rgb_template.c690
1 files changed, 556 insertions, 134 deletions
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index 9d59eabc70..015e7f2d56 100644
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -8,6 +8,13 @@
* palette & yuv & runtime cpu stuff by Michael (michaelni@gmx.at) (under GPL)
*/
+#include <stddef.h>
+#include <inttypes.h> /* for __WORDSIZE */
+
+#ifndef __WORDSIZE
+#warning You have misconfigured system and probably will lose performance!
+#endif
+
#undef PREFETCH
#undef MOVNTQ
#undef EMMS
@@ -56,13 +63,13 @@ static inline void RENAME(rgb24to32)(const uint8_t *src,uint8_t *dst,unsigned sr
const uint8_t *s = src;
const uint8_t *end;
#ifdef HAVE_MMX
- const uint8_t *mm_end;
+ uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
- mm_end = end - 23;
__asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
+ mm_end = (uint8_t*)((((unsigned long)end)/24)*24);
while(s < mm_end)
{
__asm __volatile(
@@ -107,12 +114,12 @@ static inline void RENAME(rgb32to24)(const uint8_t *src,uint8_t *dst,unsigned sr
const uint8_t *s = src;
const uint8_t *end;
#ifdef HAVE_MMX
- const uint8_t *mm_end;
+ uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
- mm_end = end - 31;
+ mm_end = (uint8_t*)((((unsigned long)end)/32)*32);
while(s < mm_end)
{
__asm __volatile(
@@ -186,15 +193,16 @@ static inline void RENAME(rgb32to24)(const uint8_t *src,uint8_t *dst,unsigned sr
*/
static inline void RENAME(rgb15to16)(const uint8_t *src,uint8_t *dst,unsigned src_size)
{
+ register const uint8_t* s=src;
+ register uint8_t* d=dst;
+ register const uint8_t *end;
+ uint8_t *mm_end;
+ end = s + src_size;
#ifdef HAVE_MMX
- register int offs=15-src_size;
- register const char* s=src-offs;
- register char* d=dst-offs;
- __asm __volatile(PREFETCH" %0"::"m"(*(s+offs)));
- __asm __volatile(
- "movq %0, %%mm4\n\t"
- ::"m"(mask15s));
- while(offs<0)
+ __asm __volatile(PREFETCH" %0"::"m"(*s));
+ __asm __volatile("movq %0, %%mm4"::"m"(mask15s));
+ mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ while(s<mm_end)
{
__asm __volatile(
PREFETCH" 32%1\n\t"
@@ -208,40 +216,28 @@ static inline void RENAME(rgb15to16)(const uint8_t *src,uint8_t *dst,unsigned sr
"paddw %%mm3, %%mm2\n\t"
MOVNTQ" %%mm0, %0\n\t"
MOVNTQ" %%mm2, 8%0"
- :"=m"(*(d+offs))
- :"m"(*(s+offs))
+ :"=m"(*d)
+ :"m"(*s)
);
- offs+=16;
+ d+=16;
+ s+=16;
}
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
-#else
-#if 0
- const uint16_t *s1=( uint16_t * )src;
- uint16_t *d1=( uint16_t * )dst;
- uint16_t *e=((uint8_t *)s1)+src_size;
- while( s1<e ){
- register int x=*( s1++ );
- /* rrrrrggggggbbbbb
- 0rrrrrgggggbbbbb
- 0111 1111 1110 0000=0x7FE0
- 00000000000001 1111=0x001F */
- *( d1++ )=( x&0x001F )|( ( x&0x7FE0 )<<1 );
- }
-#else
- const unsigned *s1=( unsigned * )src;
- unsigned *d1=( unsigned * )dst;
- int i;
- int size= src_size>>2;
- for(i=0; i<size; i++)
- {
- register int x= s1[i];
-// d1[i] = x + (x&0x7FE07FE0); //faster but need msbit =0 which might not allways be true
- d1[i] = (x&0x7FFF7FFF) + (x&0x7FE07FE0);
-
- }
-#endif
#endif
+ mm_end = (uint8_t*)((((unsigned long)end)/4)*4);
+ while(s < mm_end)
+ {
+ register unsigned x= *((uint32_t *)s);
+ *((uint32_t *)d) = (x&0x7FFF7FFF) + (x&0x7FE07FE0);
+ d+=4;
+ s+=4;
+ }
+ if(s < end)
+ {
+ register unsigned short x= *((uint16_t *)s);
+ *((uint16_t *)d) = (x&0x7FFF) + (x&0x7FE0);
+ }
}
static inline void RENAME(bgr24torgb24)(const uint8_t *src, uint8_t *dst, unsigned src_size)
@@ -257,17 +253,20 @@ static inline void RENAME(bgr24torgb24)(const uint8_t *src, uint8_t *dst, unsign
static inline void RENAME(rgb32to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
-#ifdef HAVE_MMX
const uint8_t *s = src;
- const uint8_t *end,*mm_end;
+ const uint8_t *end;
+#ifdef HAVE_MMX
+ const uint8_t *mm_end;
+#endif
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
- mm_end = end - 15;
+#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_16mask),"m"(green_16mask));
+ mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
while(s < mm_end)
{
__asm __volatile(
@@ -303,43 +302,35 @@ static inline void RENAME(rgb32to16)(const uint8_t *src, uint8_t *dst, unsigned
d += 4;
s += 16;
}
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
while(s < end)
{
const int b= *s++;
const int g= *s++;
const int r= *s++;
- s++;
*d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);
+ s++;
}
- __asm __volatile(SFENCE:::"memory");
- __asm __volatile(EMMS:::"memory");
-#else
- unsigned j,i,num_pixels=src_size/4;
- uint16_t *d = (uint16_t *)dst;
- for(i=0,j=0; j<num_pixels; i+=4,j++)
- {
- const int b= src[i+0];
- const int g= src[i+1];
- const int r= src[i+2];
-
- d[j]= (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);
- }
-#endif
}
static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
-#ifdef HAVE_MMX
const uint8_t *s = src;
- const uint8_t *end,*mm_end;
+ const uint8_t *end;
+#ifdef HAVE_MMX
+ const uint8_t *mm_end;
+#endif
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
- mm_end = end - 15;
+#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_15mask),"m"(green_15mask));
+ mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
while(s < mm_end)
{
__asm __volatile(
@@ -375,43 +366,35 @@ static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, unsigned
d += 4;
s += 16;
}
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
while(s < end)
{
const int b= *s++;
const int g= *s++;
const int r= *s++;
- s++;
*d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);
+ s++;
}
- __asm __volatile(SFENCE:::"memory");
- __asm __volatile(EMMS:::"memory");
-#else
- unsigned j,i,num_pixels=src_size/4;
- uint16_t *d = (uint16_t *)dst;
- for(i=0,j=0; j<num_pixels; i+=4,j++)
- {
- const int b= src[i+0];
- const int g= src[i+1];
- const int r= src[i+2];
-
- d[j]= (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);
- }
-#endif
}
static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
-#ifdef HAVE_MMX
const uint8_t *s = src;
- const uint8_t *end,*mm_end;
+ const uint8_t *end;
+#ifdef HAVE_MMX
+ const uint8_t *mm_end;
+#endif
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
- mm_end = end - 11;
+#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_16mask),"m"(green_16mask));
+ mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
while(s < mm_end)
{
__asm __volatile(
@@ -447,6 +430,9 @@ static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, unsigned
d += 4;
s += 12;
}
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
while(s < end)
{
const int b= *s++;
@@ -454,35 +440,24 @@ static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, unsigned
const int r= *s++;
*d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);
}
- __asm __volatile(SFENCE:::"memory");
- __asm __volatile(EMMS:::"memory");
-#else
- unsigned j,i,num_pixels=src_size/3;
- uint16_t *d = (uint16_t *)dst;
- for(i=0,j=0; j<num_pixels; i+=3,j++)
- {
- const int b= src[i+0];
- const int g= src[i+1];
- const int r= src[i+2];
-
- d[j]= (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);
- }
-#endif
}
static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
-#ifdef HAVE_MMX
const uint8_t *s = src;
- const uint8_t *end,*mm_end;
+ const uint8_t *end;
+#ifdef HAVE_MMX
+ const uint8_t *mm_end;
+#endif
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
- mm_end = end -11;
+#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_15mask),"m"(green_15mask));
+ mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
while(s < mm_end)
{
__asm __volatile(
@@ -518,6 +493,9 @@ static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, unsigned
d += 4;
s += 12;
}
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
while(s < end)
{
const int b= *s++;
@@ -525,25 +503,448 @@ static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, unsigned
const int r= *s++;
*d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);
}
+}
+
+/*
+ I use here less accurate approximation by simply
+ left-shifting the input
+ value and filling the low order bits with
+ zeroes. This method improves png's
+ compression but this scheme cannot reproduce white exactly, since it does not
+ generate an all-ones maximum value; the net effect is to darken the
+ image slightly.
+
+ The better method should be "left bit replication":
+
+ 4 3 2 1 0
+ ---------
+ 1 1 0 1 1
+
+ 7 6 5 4 3 2 1 0
+ ----------------
+ 1 1 0 1 1 1 1 0
+ |=======| |===|
+ | Leftmost Bits Repeated to Fill Open Bits
+ |
+ Original Bits
+*/
+static inline void RENAME(rgb15to24)(const uint8_t *src, uint8_t *dst, unsigned src_size)
+{
+ const uint16_t *end;
+#ifdef HAVE_MMX
+ const uint16_t *mm_end;
+#endif
+ uint8_t *d = (uint8_t *)dst;
+ const uint16_t *s = (uint16_t *)src;
+ end = s + src_size/2;
+#ifdef HAVE_MMX
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
+ mm_end = (uint16_t*)((((unsigned long)end)/8)*8);
+ while(s < mm_end)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq %1, %%mm1\n\t"
+ "movq %1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $2, %%mm1\n\t"
+ "psrlq $7, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %5, %%mm0\n\t"
+ "punpcklwd %5, %%mm1\n\t"
+ "punpcklwd %5, %%mm2\n\t"
+ "punpckhwd %5, %%mm3\n\t"
+ "punpckhwd %5, %%mm4\n\t"
+ "punpckhwd %5, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+
+ "movq %%mm0, %%mm6\n\t"
+ "movq %%mm3, %%mm7\n\t"
+
+ "movq 8%1, %%mm0\n\t"
+ "movq 8%1, %%mm1\n\t"
+ "movq 8%1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $2, %%mm1\n\t"
+ "psrlq $7, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %5, %%mm0\n\t"
+ "punpcklwd %5, %%mm1\n\t"
+ "punpcklwd %5, %%mm2\n\t"
+ "punpckhwd %5, %%mm3\n\t"
+ "punpckhwd %5, %%mm4\n\t"
+ "punpckhwd %5, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+
+ :"=m"(*d)
+ :"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r), "m"(mmx_null)
+ :"memory");
+ /* Borrowed 32 to 24 */
+ __asm __volatile(
+ "movq %%mm0, %%mm4\n\t"
+ "movq %%mm3, %%mm5\n\t"
+ "movq %%mm6, %%mm0\n\t"
+ "movq %%mm7, %%mm1\n\t"
+
+ "movq %%mm4, %%mm6\n\t"
+ "movq %%mm5, %%mm7\n\t"
+ "movq %%mm0, %%mm2\n\t"
+ "movq %%mm1, %%mm3\n\t"
+
+ "psrlq $8, %%mm2\n\t"
+ "psrlq $8, %%mm3\n\t"
+ "psrlq $8, %%mm6\n\t"
+ "psrlq $8, %%mm7\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %2, %%mm1\n\t"
+ "pand %2, %%mm4\n\t"
+ "pand %2, %%mm5\n\t"
+ "pand %3, %%mm2\n\t"
+ "pand %3, %%mm3\n\t"
+ "pand %3, %%mm6\n\t"
+ "pand %3, %%mm7\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "por %%mm3, %%mm1\n\t"
+ "por %%mm6, %%mm4\n\t"
+ "por %%mm7, %%mm5\n\t"
+
+ "movq %%mm1, %%mm2\n\t"
+ "movq %%mm4, %%mm3\n\t"
+ "psllq $48, %%mm2\n\t"
+ "psllq $32, %%mm3\n\t"
+ "pand %4, %%mm2\n\t"
+ "pand %5, %%mm3\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psrlq $16, %%mm1\n\t"
+ "psrlq $32, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm3, %%mm1\n\t"
+ "pand %6, %%mm5\n\t"
+ "por %%mm5, %%mm4\n\t"
+
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm1, 8%0\n\t"
+ MOVNTQ" %%mm4, 16%0"
+
+ :"=m"(*d)
+ :"m"(*s),"m"(mask24l),"m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh)
+ :"memory");
+ d += 24;
+ s += 8;
+ }
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
-#else
- unsigned j,i,num_pixels=src_size/3;
- uint16_t *d = (uint16_t *)dst;
- for(i=0,j=0; j<num_pixels; i+=3,j++)
+#endif
+ while(s < end)
+ {
+ register uint16_t bgr;
+ bgr = *s++;
+ *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr&0x3E0)>>2;
+ *d++ = (bgr&0x7C00)>>7;
+ }
+}
+
+static inline void RENAME(rgb16to24)(const uint8_t *src, uint8_t *dst, unsigned src_size)
+{
+ const uint16_t *end;
+#ifdef HAVE_MMX
+ const uint16_t *mm_end;
+#endif
+ uint8_t *d = (uint8_t *)dst;
+ const uint16_t *s = (const uint16_t *)src;
+ end = s + src_size/2;
+#ifdef HAVE_MMX
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
+ mm_end = (uint16_t*)((((unsigned long)end)/8)*8);
+ while(s < mm_end)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq %1, %%mm1\n\t"
+ "movq %1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $3, %%mm1\n\t"
+ "psrlq $8, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %5, %%mm0\n\t"
+ "punpcklwd %5, %%mm1\n\t"
+ "punpcklwd %5, %%mm2\n\t"
+ "punpckhwd %5, %%mm3\n\t"
+ "punpckhwd %5, %%mm4\n\t"
+ "punpckhwd %5, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+
+ "movq %%mm0, %%mm6\n\t"
+ "movq %%mm3, %%mm7\n\t"
+
+ "movq 8%1, %%mm0\n\t"
+ "movq 8%1, %%mm1\n\t"
+ "movq 8%1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $3, %%mm1\n\t"
+ "psrlq $8, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %5, %%mm0\n\t"
+ "punpcklwd %5, %%mm1\n\t"
+ "punpcklwd %5, %%mm2\n\t"
+ "punpckhwd %5, %%mm3\n\t"
+ "punpckhwd %5, %%mm4\n\t"
+ "punpckhwd %5, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+ :"=m"(*d)
+ :"m"(*s),"m"(mask16b),"m"(mask16g),"m"(mask16r),"m"(mmx_null)
+ :"memory");
+ /* Borrowed 32 to 24 */
+ __asm __volatile(
+ "movq %%mm0, %%mm4\n\t"
+ "movq %%mm3, %%mm5\n\t"
+ "movq %%mm6, %%mm0\n\t"
+ "movq %%mm7, %%mm1\n\t"
+
+ "movq %%mm4, %%mm6\n\t"
+ "movq %%mm5, %%mm7\n\t"
+ "movq %%mm0, %%mm2\n\t"
+ "movq %%mm1, %%mm3\n\t"
+
+ "psrlq $8, %%mm2\n\t"
+ "psrlq $8, %%mm3\n\t"
+ "psrlq $8, %%mm6\n\t"
+ "psrlq $8, %%mm7\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %2, %%mm1\n\t"
+ "pand %2, %%mm4\n\t"
+ "pand %2, %%mm5\n\t"
+ "pand %3, %%mm2\n\t"
+ "pand %3, %%mm3\n\t"
+ "pand %3, %%mm6\n\t"
+ "pand %3, %%mm7\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "por %%mm3, %%mm1\n\t"
+ "por %%mm6, %%mm4\n\t"
+ "por %%mm7, %%mm5\n\t"
+
+ "movq %%mm1, %%mm2\n\t"
+ "movq %%mm4, %%mm3\n\t"
+ "psllq $48, %%mm2\n\t"
+ "psllq $32, %%mm3\n\t"
+ "pand %4, %%mm2\n\t"
+ "pand %5, %%mm3\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psrlq $16, %%mm1\n\t"
+ "psrlq $32, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm3, %%mm1\n\t"
+ "pand %6, %%mm5\n\t"
+ "por %%mm5, %%mm4\n\t"
+
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm1, 8%0\n\t"
+ MOVNTQ" %%mm4, 16%0"
+
+ :"=m"(*d)
+ :"m"(*s),"m"(mask24l),"m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh)
+ :"memory");
+ d += 24;
+ s += 8;
+ }
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
+ while(s < end)
+ {
+ register uint16_t bgr;
+ bgr = *s++;
+ *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr&0x7E0)>>3;
+ *d++ = (bgr&0xF800)>>8;
+ }
+}
+
+static inline void RENAME(rgb15to32)(const uint8_t *src, uint8_t *dst, unsigned src_size)
+{
+ const uint16_t *end;
+#ifdef HAVE_MMX
+ const uint16_t *mm_end;
+#endif
+ uint8_t *d = (uint8_t *)dst;
+ const uint16_t *s = (const uint16_t *)src;
+ end = s + src_size/2;
+#ifdef HAVE_MMX
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
+ __asm __volatile("pxor %%mm7,%%mm7\n\t":::"memory");
+ mm_end = (uint16_t*)((((unsigned long)end)/4)*4);
+ while(s < mm_end)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq %1, %%mm1\n\t"
+ "movq %1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $2, %%mm1\n\t"
+ "psrlq $7, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %%mm7, %%mm0\n\t"
+ "punpcklwd %%mm7, %%mm1\n\t"
+ "punpcklwd %%mm7, %%mm2\n\t"
+ "punpckhwd %%mm7, %%mm3\n\t"
+ "punpckhwd %%mm7, %%mm4\n\t"
+ "punpckhwd %%mm7, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm3, 8%0\n\t"
+ :"=m"(*d)
+ :"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r)
+ :"memory");
+ d += 16;
+ s += 4;
+ }
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
+#endif
+ while(s < end)
{
- const int b= src[i+0];
- const int g= src[i+1];
- const int r= src[i+2];
+ register uint16_t bgr;
+ bgr = *s++;
+ *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr&0x3E0)>>2;
+ *d++ = (bgr&0x7C00)>>7;
+ *d++ = 0;
+ }
+}
- d[j]= (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);
+static inline void RENAME(rgb16to32)(const uint8_t *src, uint8_t *dst, unsigned src_size)
+{
+ const uint16_t *end;
+#ifdef HAVE_MMX
+ const uint16_t *mm_end;
+#endif
+ uint8_t *d = (uint8_t *)dst;
+ const uint16_t *s = (uint16_t *)src;
+ end = s + src_size/2;
+#ifdef HAVE_MMX
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
+ __asm __volatile("pxor %%mm7,%%mm7\n\t":::"memory");
+ mm_end = (uint16_t*)((((unsigned long)end)/4)*4);
+ while(s < mm_end)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq %1, %%mm1\n\t"
+ "movq %1, %%mm2\n\t"
+ "pand %2, %%mm0\n\t"
+ "pand %3, %%mm1\n\t"
+ "pand %4, %%mm2\n\t"
+ "psllq $3, %%mm0\n\t"
+ "psrlq $3, %%mm1\n\t"
+ "psrlq $8, %%mm2\n\t"
+ "movq %%mm0, %%mm3\n\t"
+ "movq %%mm1, %%mm4\n\t"
+ "movq %%mm2, %%mm5\n\t"
+ "punpcklwd %%mm7, %%mm0\n\t"
+ "punpcklwd %%mm7, %%mm1\n\t"
+ "punpcklwd %%mm7, %%mm2\n\t"
+ "punpckhwd %%mm7, %%mm3\n\t"
+ "punpckhwd %%mm7, %%mm4\n\t"
+ "punpckhwd %%mm7, %%mm5\n\t"
+ "psllq $8, %%mm1\n\t"
+ "psllq $16, %%mm2\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm2, %%mm0\n\t"
+ "psllq $8, %%mm4\n\t"
+ "psllq $16, %%mm5\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "por %%mm5, %%mm3\n\t"
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm3, 8%0\n\t"
+ :"=m"(*d)
+ :"m"(*s),"m"(mask16b),"m"(mask16g),"m"(mask16r)
+ :"memory");
+ d += 16;
+ s += 4;
}
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
#endif
+ while(s < end)
+ {
+ register uint16_t bgr;
+ bgr = *s++;
+ *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr&0x7E0)>>3;
+ *d++ = (bgr&0xF800)>>8;
+ *d++ = 0;
+ }
}
static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsigned int src_size)
{
#ifdef HAVE_MMX
+/* TODO: unroll this loop */
asm volatile (
"xorl %%eax, %%eax \n\t"
".balign 16 \n\t"
@@ -554,9 +955,9 @@ static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsign
"movq %%mm0, %%mm2 \n\t"
"pslld $16, %%mm0 \n\t"
"psrld $16, %%mm1 \n\t"
- "pand "MANGLE(mask32r)", %%mm0 \n\t"
- "pand "MANGLE(mask32g)", %%mm2 \n\t"
- "pand "MANGLE(mask32b)", %%mm1 \n\t"
+ "pand "MANGLE(mask32r)", %%mm0 \n\t"
+ "pand "MANGLE(mask32g)", %%mm2 \n\t"
+ "pand "MANGLE(mask32b)", %%mm1 \n\t"
"por %%mm0, %%mm2 \n\t"
"por %%mm1, %%mm2 \n\t"
MOVNTQ" %%mm2, (%1, %%eax) \n\t"
@@ -570,8 +971,8 @@ static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsign
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
#else
- int i;
- int num_pixels= src_size >> 2;
+ unsigned i;
+ unsigned num_pixels = src_size >> 2;
for(i=0; i<num_pixels; i++)
{
dst[4*i + 0] = src[4*i + 2];
@@ -583,7 +984,7 @@ static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsign
static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, unsigned int src_size)
{
- int i;
+ unsigned i;
#ifdef HAVE_MMX
int mmx_size= 23 - src_size;
asm volatile (
@@ -631,15 +1032,16 @@ static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, unsign
__asm __volatile(EMMS:::"memory");
if(mmx_size==23) return; //finihsed, was multiple of 8
+
src+= src_size;
dst+= src_size;
- src_size= 23 - mmx_size;
+ src_size= 23-mmx_size;
src-= src_size;
dst-= src_size;
#endif
for(i=0; i<src_size; i+=3)
{
- register int x;
+ register uint8_t x;
x = src[i + 2];
dst[i + 1] = src[i + 1];
dst[i + 2] = src[i + 0];
@@ -651,8 +1053,8 @@ static inline void RENAME(yuvPlanartoyuy2)(const uint8_t *ysrc, const uint8_t *u
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int dstStride, int vertLumPerChroma)
{
- int y;
- const int chromWidth= width>>1;
+ unsigned y;
+ const unsigned chromWidth= width>>1;
for(y=0; y<height; y++)
{
#ifdef HAVE_MMX
@@ -691,14 +1093,33 @@ static inline void RENAME(yuvPlanartoyuy2)(const uint8_t *ysrc, const uint8_t *u
: "%eax"
);
#else
+#if __WORDSIZE >= 64
int i;
- for(i=0; i<chromWidth; i++)
- {
- dst[4*i+0] = ysrc[2*i+0];
- dst[4*i+1] = usrc[i];
- dst[4*i+2] = ysrc[2*i+1];
- dst[4*i+3] = vsrc[i];
+ uint64_t *ldst = (uint64_t *) dst;
+ const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;
+ for(i = 0; i < chromWidth; i += 2){
+ uint64_t k, l;
+ k = yc[0] + (uc[0] << 8) +
+ (yc[1] << 16) + (vc[0] << 24);
+ l = yc[2] + (uc[1] << 8) +
+ (yc[3] << 16) + (vc[1] << 24);
+ *ldst++ = k + (l << 32);
+ yc += 4;
+ uc += 2;
+ vc += 2;
}
+
+#else
+ int i, *idst = (int32_t *) dst;
+ const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;
+ for(i = 0; i < chromWidth; i++){
+ *idst++ = yc[0] + (uc[0] << 8) +
+ (yc[1] << 16) + (vc[0] << 24);
+ yc += 2;
+ uc++;
+ vc++;
+ }
+#endif
#endif
if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) )
{
@@ -748,8 +1169,8 @@ static inline void RENAME(yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
- int y;
- const int chromWidth= width>>1;
+ unsigned y;
+ const unsigned chromWidth= width>>1;
for(y=0; y<height; y+=2)
{
#ifdef HAVE_MMX
@@ -835,7 +1256,7 @@ static inline void RENAME(yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t
: "memory", "%eax"
);
#else
- int i;
+ unsigned i;
for(i=0; i<chromWidth; i++)
{
ydst[2*i+0] = src[4*i+0];
@@ -884,8 +1305,8 @@ static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
- int y;
- const int chromWidth= width>>1;
+ unsigned y;
+ const unsigned chromWidth= width>>1;
for(y=0; y<height; y+=2)
{
#ifdef HAVE_MMX
@@ -971,7 +1392,7 @@ static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t
: "memory", "%eax"
);
#else
- int i;
+ unsigned i;
for(i=0; i<chromWidth; i++)
{
udst[i] = src[4*i+0];
@@ -1010,12 +1431,12 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
- int y;
- const int chromWidth= width>>1;
+ unsigned y;
+ const unsigned chromWidth= width>>1;
#ifdef HAVE_MMX
for(y=0; y<height-2; y+=2)
{
- int i;
+ unsigned i;
for(i=0; i<2; i++)
{
asm volatile(
@@ -1254,7 +1675,7 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_
#endif
for(; y<height; y+=2)
{
- int i;
+ unsigned i;
for(i=0; i<chromWidth; i++)
{
unsigned int b= src[6*i+0];
@@ -1304,12 +1725,13 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_
}
void RENAME(interleaveBytes)(uint8_t *src1, uint8_t *src2, uint8_t *dest,
- int width, int height, int src1Stride, int src2Stride, int dstStride){
- int h;
+ unsigned width, unsigned height, unsigned src1Stride,
+ unsigned src2Stride, unsigned dstStride){
+ unsigned h;
for(h=0; h < height; h++)
{
- int w;
+ unsigned w;
#ifdef HAVE_MMX
#ifdef HAVE_SSE2
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-10 01:45:58 +0000