/* * software RGB to RGB converter * pluralize by software PAL8 to RGB converter * software YUV to YUV converter * software YUV to RGB converter * Written by Nick Kurshev. * palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at) * lot of big-endian byte order fixes by Alex Beregszaszi * * This file is part of Libav. * * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include #undef PREFETCH #undef MOVNTQ #undef EMMS #undef SFENCE #undef PAVGB #if COMPILE_TEMPLATE_AMD3DNOW #define PREFETCH "prefetch" #define PAVGB "pavgusb" #elif COMPILE_TEMPLATE_MMX2 #define PREFETCH "prefetchnta" #define PAVGB "pavgb" #else #define PREFETCH " # nop" #endif #if COMPILE_TEMPLATE_AMD3DNOW /* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */ #define EMMS "femms" #else #define EMMS "emms" #endif #if COMPILE_TEMPLATE_MMX2 #define MOVNTQ "movntq" #define SFENCE "sfence" #else #define MOVNTQ "movq" #define SFENCE " # nop" #endif #if !COMPILE_TEMPLATE_SSE2 #if !COMPILE_TEMPLATE_AMD3DNOW static inline void RENAME(rgb24tobgr32)(const uint8_t *src, uint8_t *dst, long src_size) { uint8_t *dest = dst; const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; end = s + src_size; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); mm_end = end - 23; __asm__ volatile("movq %0, %%mm7"::"m"(mask32a):"memory"); while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \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" "por %%mm7, %%mm0 \n\t" "por %%mm7, %%mm1 \n\t" "por %%mm7, %%mm2 \n\t" "por %%mm7, %%mm3 \n\t" MOVNTQ" %%mm0, %0 \n\t" MOVNTQ" %%mm1, 8%0 \n\t" MOVNTQ" %%mm2, 16%0 \n\t" MOVNTQ" %%mm3, 24%0" :"=m"(*dest) :"m"(*s) :"memory"); dest += 32; s += 24; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { *dest++ = *s++; *dest++ = *s++; *dest++ = *s++; *dest++ = 255; } } #define STORE_BGR24_MMX \ "psrlq $8, %%mm2 \n\t" \ "psrlq $8, %%mm3 \n\t" \ "psrlq $8, %%mm6 \n\t" \ "psrlq $8, %%mm7 \n\t" \ "pand "MANGLE(mask24l)", %%mm0\n\t" \ "pand "MANGLE(mask24l)", %%mm1\n\t" \ "pand "MANGLE(mask24l)", %%mm4\n\t" \ "pand "MANGLE(mask24l)", %%mm5\n\t" \ "pand "MANGLE(mask24h)", %%mm2\n\t" \ "pand "MANGLE(mask24h)", %%mm3\n\t" \ "pand "MANGLE(mask24h)", %%mm6\n\t" \ "pand "MANGLE(mask24h)", %%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 "MANGLE(mask24hh)", %%mm2\n\t" \ "pand "MANGLE(mask24hhh)", %%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 "MANGLE(mask24hhhh)", %%mm5\n\t" \ "por %%mm5, %%mm4 \n\t" \ \ MOVNTQ" %%mm0, %0 \n\t" \ MOVNTQ" %%mm1, 8%0 \n\t" \ MOVNTQ" %%mm4, 16%0" static inline void RENAME(rgb32tobgr24)(const uint8_t *src, uint8_t *dst, long src_size) { uint8_t *dest = dst; const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; end = s + src_size; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); mm_end = end - 31; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movq %1, %%mm0 \n\t" "movq 8%1, %%mm1 \n\t" "movq 16%1, %%mm4 \n\t" "movq 24%1, %%mm5 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm1, %%mm3 \n\t" "movq %%mm4, %%mm6 \n\t" "movq %%mm5, %%mm7 \n\t" STORE_BGR24_MMX :"=m"(*dest) :"m"(*s) :"memory"); dest += 24; s += 32; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { *dest++ = *s++; *dest++ = *s++; *dest++ = *s++; s++; } } /* original by Strepto/Astral ported to gcc & bugfixed: A'rpi MMX2, 3DNOW optimization by Nick Kurshev 32-bit C version, and and&add trick by Michael Niedermayer */ static inline void RENAME(rgb15to16)(const uint8_t *src, uint8_t *dst, long src_size) { register const uint8_t* s=src; register uint8_t* d=dst; register const uint8_t *end; const uint8_t *mm_end; end = s + src_size; __asm__ volatile(PREFETCH" %0"::"m"(*s)); __asm__ volatile("movq %0, %%mm4"::"m"(mask15s)); mm_end = end - 15; while (s>1)&0x7FE07FE0) | (x&0x001F001F); s+=4; d+=4; } if (s < end) { register uint16_t x= *((const uint16_t*)s); *((uint16_t *)d) = ((x>>1)&0x7FE0) | (x&0x001F); } } static inline void RENAME(rgb32to16)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; mm_end = end - 15; #if 1 //is faster only if multiplies are reasonably fast (FIXME figure out on which CPUs this is faster, on Athlon it is slightly faster) __asm__ volatile( "movq %3, %%mm5 \n\t" "movq %4, %%mm6 \n\t" "movq %5, %%mm7 \n\t" "jmp 2f \n\t" ".p2align 4 \n\t" "1: \n\t" PREFETCH" 32(%1) \n\t" "movd (%1), %%mm0 \n\t" "movd 4(%1), %%mm3 \n\t" "punpckldq 8(%1), %%mm0 \n\t" "punpckldq 12(%1), %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm3, %%mm4 \n\t" "pand %%mm6, %%mm0 \n\t" "pand %%mm6, %%mm3 \n\t" "pmaddwd %%mm7, %%mm0 \n\t" "pmaddwd %%mm7, %%mm3 \n\t" "pand %%mm5, %%mm1 \n\t" "pand %%mm5, %%mm4 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "psrld $5, %%mm0 \n\t" "pslld $11, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, (%0) \n\t" "add $16, %1 \n\t" "add $8, %0 \n\t" "2: \n\t" "cmp %2, %1 \n\t" " jb 1b \n\t" : "+r" (d), "+r"(s) : "r" (mm_end), "m" (mask3216g), "m" (mask3216br), "m" (mul3216) ); #else __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)); while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 4%1, %%mm3 \n\t" "punpckldq 8%1, %%mm0 \n\t" "punpckldq 12%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 %2, %%mm0 \n\t" "pand %2, %%mm3 \n\t" "psrlq $5, %%mm1 \n\t" "psrlq $5, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $8, %%mm2 \n\t" "psrlq $8, %%mm5 \n\t" "pand %%mm7, %%mm2 \n\t" "pand %%mm7, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_16mask):"memory"); d += 4; s += 16; } #endif __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register int rgb = *(const uint32_t*)s; s += 4; *d++ = ((rgb&0xFF)>>3) + ((rgb&0xFC00)>>5) + ((rgb&0xF80000)>>8); } } static inline void RENAME(rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 15; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 4%1, %%mm3 \n\t" "punpckldq 8%1, %%mm0 \n\t" "punpckldq 12%1, %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm3, %%mm4 \n\t" "movq %%mm3, %%mm5 \n\t" "psllq $8, %%mm0 \n\t" "psllq $8, %%mm3 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm7, %%mm3 \n\t" "psrlq $5, %%mm1 \n\t" "psrlq $5, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $19, %%mm2 \n\t" "psrlq $19, %%mm5 \n\t" "pand %2, %%mm2 \n\t" "pand %2, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_16mask):"memory"); d += 4; s += 16; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register int rgb = *(const uint32_t*)s; s += 4; *d++ = ((rgb&0xF8)<<8) + ((rgb&0xFC00)>>5) + ((rgb&0xF80000)>>19); } } static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; mm_end = end - 15; #if 1 //is faster only if multiplies are reasonably fast (FIXME figure out on which CPUs this is faster, on Athlon it is slightly faster) __asm__ volatile( "movq %3, %%mm5 \n\t" "movq %4, %%mm6 \n\t" "movq %5, %%mm7 \n\t" "jmp 2f \n\t" ".p2align 4 \n\t" "1: \n\t" PREFETCH" 32(%1) \n\t" "movd (%1), %%mm0 \n\t" "movd 4(%1), %%mm3 \n\t" "punpckldq 8(%1), %%mm0 \n\t" "punpckldq 12(%1), %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm3, %%mm4 \n\t" "pand %%mm6, %%mm0 \n\t" "pand %%mm6, %%mm3 \n\t" "pmaddwd %%mm7, %%mm0 \n\t" "pmaddwd %%mm7, %%mm3 \n\t" "pand %%mm5, %%mm1 \n\t" "pand %%mm5, %%mm4 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "psrld $6, %%mm0 \n\t" "pslld $10, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, (%0) \n\t" "add $16, %1 \n\t" "add $8, %0 \n\t" "2: \n\t" "cmp %2, %1 \n\t" " jb 1b \n\t" : "+r" (d), "+r"(s) : "r" (mm_end), "m" (mask3215g), "m" (mask3216br), "m" (mul3215) ); #else __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)); while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 4%1, %%mm3 \n\t" "punpckldq 8%1, %%mm0 \n\t" "punpckldq 12%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 %2, %%mm0 \n\t" "pand %2, %%mm3 \n\t" "psrlq $6, %%mm1 \n\t" "psrlq $6, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $9, %%mm2 \n\t" "psrlq $9, %%mm5 \n\t" "pand %%mm7, %%mm2 \n\t" "pand %%mm7, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 16; } #endif __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register int rgb = *(const uint32_t*)s; s += 4; *d++ = ((rgb&0xFF)>>3) + ((rgb&0xF800)>>6) + ((rgb&0xF80000)>>9); } } static inline void RENAME(rgb32tobgr15)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 15; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 4%1, %%mm3 \n\t" "punpckldq 8%1, %%mm0 \n\t" "punpckldq 12%1, %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm3, %%mm4 \n\t" "movq %%mm3, %%mm5 \n\t" "psllq $7, %%mm0 \n\t" "psllq $7, %%mm3 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm7, %%mm3 \n\t" "psrlq $6, %%mm1 \n\t" "psrlq $6, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $19, %%mm2 \n\t" "psrlq $19, %%mm5 \n\t" "pand %2, %%mm2 \n\t" "pand %2, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 16; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register int rgb = *(const uint32_t*)s; s += 4; *d++ = ((rgb&0xF8)<<7) + ((rgb&0xF800)>>6) + ((rgb&0xF80000)>>19); } } static inline void RENAME(rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 11; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 3%1, %%mm3 \n\t" "punpckldq 6%1, %%mm0 \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 %2, %%mm0 \n\t" "pand %2, %%mm3 \n\t" "psrlq $5, %%mm1 \n\t" "psrlq $5, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $8, %%mm2 \n\t" "psrlq $8, %%mm5 \n\t" "pand %%mm7, %%mm2 \n\t" "pand %%mm7, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_16mask):"memory"); d += 4; s += 12; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { const int b = *s++; const int g = *s++; const int r = *s++; *d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8); } } static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 15; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 3%1, %%mm3 \n\t" "punpckldq 6%1, %%mm0 \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" "psllq $8, %%mm0 \n\t" "psllq $8, %%mm3 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm7, %%mm3 \n\t" "psrlq $5, %%mm1 \n\t" "psrlq $5, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $19, %%mm2 \n\t" "psrlq $19, %%mm5 \n\t" "pand %2, %%mm2 \n\t" "pand %2, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_16mask):"memory"); d += 4; s += 12; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { const int r = *s++; const int g = *s++; const int b = *s++; *d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8); } } static inline void RENAME(rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 11; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 3%1, %%mm3 \n\t" "punpckldq 6%1, %%mm0 \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 %2, %%mm0 \n\t" "pand %2, %%mm3 \n\t" "psrlq $6, %%mm1 \n\t" "psrlq $6, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $9, %%mm2 \n\t" "psrlq $9, %%mm5 \n\t" "pand %%mm7, %%mm2 \n\t" "pand %%mm7, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 12; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { const int b = *s++; const int g = *s++; const int r = *s++; *d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7); } } static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; const uint8_t *mm_end; uint16_t *d = (uint16_t *)dst; end = s + src_size; __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 = end - 15; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 3%1, %%mm3 \n\t" "punpckldq 6%1, %%mm0 \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" "psllq $7, %%mm0 \n\t" "psllq $7, %%mm3 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm7, %%mm3 \n\t" "psrlq $6, %%mm1 \n\t" "psrlq $6, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $19, %%mm2 \n\t" "psrlq $19, %%mm5 \n\t" "pand %2, %%mm2 \n\t" "pand %2, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 12; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { const int r = *s++; const int g = *s++; const int b = *s++; *d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7); } } /* I use less accurate approximation here by simply left-shifting the input value and filling the low order bits with zeroes. This method improves PNG 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(rgb15tobgr24)(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; const uint16_t *mm_end; uint8_t *d = dst; const uint16_t *s = (const uint16_t*)src; end = s + src_size/2; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); mm_end = end - 7; 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" STORE_BGR24_MMX :"=m"(*d) :"m"(*s) :"memory"); d += 24; s += 8; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); 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(rgb16tobgr24)(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; const uint16_t *mm_end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (const uint16_t *)src; end = s + src_size/2; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); mm_end = end - 7; 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" STORE_BGR24_MMX :"=m"(*d) :"m"(*s) :"memory"); d += 24; s += 8; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x7E0)>>3; *d++ = (bgr&0xF800)>>8; } } /* * mm0 = 00 B3 00 B2 00 B1 00 B0 * mm1 = 00 G3 00 G2 00 G1 00 G0 * mm2 = 00 R3 00 R2 00 R1 00 R0 * mm6 = FF FF FF FF FF FF FF FF * mm7 = 00 00 00 00 00 00 00 00 */ #define PACK_RGB32 \ "packuswb %%mm7, %%mm0 \n\t" /* 00 00 00 00 B3 B2 B1 B0 */ \ "packuswb %%mm7, %%mm1 \n\t" /* 00 00 00 00 G3 G2 G1 G0 */ \ "packuswb %%mm7, %%mm2 \n\t" /* 00 00 00 00 R3 R2 R1 R0 */ \ "punpcklbw %%mm1, %%mm0 \n\t" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \ "punpcklbw %%mm6, %%mm2 \n\t" /* FF R3 FF R2 FF R1 FF R0 */ \ "movq %%mm0, %%mm3 \n\t" \ "punpcklwd %%mm2, %%mm0 \n\t" /* FF R1 G1 B1 FF R0 G0 B0 */ \ "punpckhwd %%mm2, %%mm3 \n\t" /* FF R3 G3 B3 FF R2 G2 B2 */ \ MOVNTQ" %%mm0, %0 \n\t" \ MOVNTQ" %%mm3, 8%0 \n\t" \ static inline void RENAME(rgb15to32)(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; const uint16_t *mm_end; uint8_t *d = dst; const uint16_t *s = (const uint16_t *)src; end = s + src_size/2; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); __asm__ volatile("pxor %%mm7,%%mm7 \n\t":::"memory"); __asm__ volatile("pcmpeqd %%mm6,%%mm6 \n\t":::"memory"); mm_end = end - 3; 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" PACK_RGB32 :"=m"(*d) :"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r) :"memory"); d += 16; s += 4; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x7C00)>>7; *d++ = 255; } } static inline void RENAME(rgb16to32)(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; const uint16_t *mm_end; uint8_t *d = dst; const uint16_t *s = (const uint16_t*)src; end = s + src_size/2; __asm__ volatile(PREFETCH" %0"::"m"(*s):"memory"); __asm__ volatile("pxor %%mm7,%%mm7 \n\t":::"memory"); __asm__ volatile("pcmpeqd %%mm6,%%mm6 \n\t":::"memory"); mm_end = end - 3; 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" PACK_RGB32 :"=m"(*d) :"m"(*s),"m"(mask16b),"m"(mask16g),"m"(mask16r) :"memory"); d += 16; s += 4; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); while (s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x7E0)>>3; *d++ = (bgr&0xF800)>>8; *d++ = 255; } } static inline void RENAME(shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, long src_size) { x86_reg idx = 15 - src_size; const uint8_t *s = src-idx; uint8_t *d = dst-idx; __asm__ volatile( "test %0, %0 \n\t" "jns 2f \n\t" PREFETCH" (%1, %0) \n\t" "movq %3, %%mm7 \n\t" "pxor %4, %%mm7 \n\t" "movq %%mm7, %%mm6 \n\t" "pxor %5, %%mm7 \n\t" ".p2align 4 \n\t" "1: \n\t" PREFETCH" 32(%1, %0) \n\t" "movq (%1, %0), %%mm0 \n\t" "movq 8(%1, %0), %%mm1 \n\t" # if COMPILE_TEMPLATE_MMX2 "pshufw $177, %%mm0, %%mm3 \n\t" "pshufw $177, %%mm1, %%mm5 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm6, %%mm3 \n\t" "pand %%mm7, %%mm1 \n\t" "pand %%mm6, %%mm5 \n\t" "por %%mm3, %%mm0 \n\t" "por %%mm5, %%mm1 \n\t" # else "movq %%mm0, %%mm2 \n\t" "movq %%mm1, %%mm4 \n\t" "pand %%mm7, %%mm0 \n\t" "pand %%mm6, %%mm2 \n\t" "pand %%mm7, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "movq %%mm2, %%mm3 \n\t" "movq %%mm4, %%mm5 \n\t" "pslld $16, %%mm2 \n\t" "psrld $16, %%mm3 \n\t" "pslld $16, %%mm4 \n\t" "psrld $16, %%mm5 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm4, %%mm1 \n\t" "por %%mm3, %%mm0 \n\t" "por %%mm5, %%mm1 \n\t" # endif MOVNTQ" %%mm0, (%2, %0) \n\t" MOVNTQ" %%mm1, 8(%2, %0) \n\t" "add $16, %0 \n\t" "js 1b \n\t" SFENCE" \n\t" EMMS" \n\t" "2: \n\t" : "+&r"(idx) : "r" (s), "r" (d), "m" (mask32b), "m" (mask32r), "m" (mmx_one) : "memory"); for (; idx<15; idx+=4) { register int v = *(const uint32_t *)&s[idx], g = v & 0xff00ff00; v &= 0xff00ff; *(uint32_t *)&d[idx] = (v>>16) + g + (v<<16); } } static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, long src_size) { unsigned i; x86_reg mmx_size= 23 - src_size; __asm__ volatile ( "test %%"REG_a", %%"REG_a" \n\t" "jns 2f \n\t" "movq "MANGLE(mask24r)", %%mm5 \n\t" "movq "MANGLE(mask24g)", %%mm6 \n\t" "movq "MANGLE(mask24b)", %%mm7 \n\t" ".p2align 4 \n\t" "1: \n\t" PREFETCH" 32(%1, %%"REG_a") \n\t" "movq (%1, %%"REG_a"), %%mm0 \n\t" // BGR BGR BG "movq (%1, %%"REG_a"), %%mm1 \n\t" // BGR BGR BG "movq 2(%1, %%"REG_a"), %%mm2 \n\t" // R BGR BGR B "psllq $16, %%mm0 \n\t" // 00 BGR BGR "pand %%mm5, %%mm0 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm7, %%mm2 \n\t" "por %%mm0, %%mm1 \n\t" "por %%mm2, %%mm1 \n\t" "movq 6(%1, %%"REG_a"), %%mm0 \n\t" // BGR BGR BG MOVNTQ" %%mm1, (%2, %%"REG_a") \n\t" // RGB RGB RG "movq 8(%1, %%"REG_a"), %%mm1 \n\t" // R BGR BGR B "movq 10(%1, %%"REG_a"), %%mm2 \n\t" // GR BGR BGR "pand %%mm7, %%mm0 \n\t" "pand %%mm5, %%mm1 \n\t" "pand %%mm6, %%mm2 \n\t" "por %%mm0, %%mm1 \n\t" "por %%mm2, %%mm1 \n\t" "movq 14(%1, %%"REG_a"), %%mm0 \n\t" // R BGR BGR B MOVNTQ" %%mm1, 8(%2, %%"REG_a") \n\t" // B RGB RGB R "movq 16(%1, %%"REG_a"), %%mm1 \n\t" // GR BGR BGR "movq 18(%1, %%"REG_a"), %%mm2 \n\t" // BGR BGR BG "pand %%mm6, %%mm0 \n\t" "pand %%mm7, %%mm1 \n\t" "pand %%mm5, %%mm2 \n\t" "por %%mm0, %%mm1 \n\t" "por %%mm2, %%mm1 \n\t" MOVNTQ" %%mm1, 16(%2, %%"REG_a") \n\t" "add $24, %%"REG_a" \n\t" " js 1b \n\t" "2: \n\t" : "+a" (mmx_size) : "r" (src-mmx_size), "r"(dst-mmx_size) ); __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); if (mmx_size==23) return; //finished, was multiple of 8 src+= src_size; dst+= src_size; src_size= 23-mmx_size; src-= src_size; dst-= src_size; for (i=0; i>1; for (y=0; y>1; for (y=0; y>1; for (y=0; y>2; dst[2*x+2]= ( src[x] + 3*src[x+1])>>2; } dst[2*srcWidth-1]= src[srcWidth-1]; dst+= dstStride; for (y=1; y>2; dst[2*x+dstStride+2]= ( src[x+0] + 3*src[x+srcStride+1])>>2; dst[2*x+dstStride+1]= ( src[x+1] + 3*src[x+srcStride ])>>2; dst[2*x +2]= (3*src[x+1] + src[x+srcStride ])>>2; } dst[srcWidth*2 -1 ]= (3*src[srcWidth-1] + src[srcWidth-1 + srcStride])>>2; dst[srcWidth*2 -1 + dstStride]= ( src[srcWidth-1] + 3*src[srcWidth-1 + srcStride])>>2; dst+=dstStride*2; src+=srcStride; } // last line dst[0]= src[0]; for (x=0; x>2; dst[2*x+2]= ( src[x] + 3*src[x+1])>>2; } dst[2*srcWidth-1]= src[srcWidth-1]; __asm__ volatile(EMMS" \n\t" SFENCE" \n\t" :::"memory"); } #endif /* COMPILE_TEMPLATE_MMX2 || COMPILE_TEMPLATE_AMD3DNOW */ #if !COMPILE_TEMPLATE_AMD3DNOW /** * Height should be a multiple of 2 and width should be a multiple of 16. * (If this is a problem for anyone then tell me, and I will fix it.) * Chrominance data is only taken from every second line, others are ignored. * FIXME: Write HQ version. */ static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride) { long y; const x86_reg chromWidth= width>>1; for (y=0; y>1; for (y=0; y>1); uint8_t* d=dst1+dstStride1*y; x=0; for (;x>1); uint8_t* d=dst2+dstStride2*y; x=0; for (;x>2); const uint8_t* vp=src3+srcStride3*(y>>2); uint8_t* d=dst+dstStride*y; x=0; for (;x>1; dst1[count]= (src0[4*count+2]+src1[4*count+2])>>1; count++; } } #if !COMPILE_TEMPLATE_AMD3DNOW static void RENAME(extract_odd2)(const uint8_t *src, uint8_t *dst0, uint8_t *dst1, x86_reg count) { dst0+= count; dst1+= count; src += 4*count; count= - count; if(count <= -8) { count += 7; __asm__ volatile( "pcmpeqw %%mm7, %%mm7 \n\t" "psrlw $8, %%mm7 \n\t" "1: \n\t" "movq -28(%1, %0, 4), %%mm0 \n\t" "movq -20(%1, %0, 4), %%mm1 \n\t" "movq -12(%1, %0, 4), %%mm2 \n\t" "movq -4(%1, %0, 4), %%mm3 \n\t" "psrlw $8, %%mm0 \n\t" "psrlw $8, %%mm1 \n\t" "psrlw $8, %%mm2 \n\t" "psrlw $8, %%mm3 \n\t" "packuswb %%mm1, %%mm0 \n\t" "packuswb %%mm3, %%mm2 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm2, %%mm3 \n\t" "psrlw $8, %%mm0 \n\t" "psrlw $8, %%mm2 \n\t" "pand %%mm7, %%mm1 \n\t" "pand %%mm7, %%mm3 \n\t" "packuswb %%mm2, %%mm0 \n\t" "packuswb %%mm3, %%mm1 \n\t" MOVNTQ" %%mm0,- 7(%3, %0) \n\t" MOVNTQ" %%mm1,- 7(%2, %0) \n\t" "add $8, %0 \n\t" " js 1b \n\t" : "+r"(count) : "r"(src), "r"(dst0), "r"(dst1) ); count -= 7; } src++; while(count<0) { dst0[count]= src[4*count+0]; dst1[count]= src[4*count+2]; count++; } } #endif /* !COMPILE_TEMPLATE_AMD3DNOW */ static void RENAME(extract_odd2avg)(const uint8_t *src0, const uint8_t *src1, uint8_t *dst0, uint8_t *dst1, x86_reg count) { dst0 += count; dst1 += count; src0 += 4*count; src1 += 4*count; count= - count; #ifdef PAVGB if(count <= -8) { count += 7; __asm__ volatile( "pcmpeqw %%mm7, %%mm7 \n\t" "psrlw $8, %%mm7 \n\t" "1: \n\t" "movq -28(%1, %0, 4), %%mm0 \n\t" "movq -20(%1, %0, 4), %%mm1 \n\t" "movq -12(%1, %0, 4), %%mm2 \n\t" "movq -4(%1, %0, 4), %%mm3 \n\t" PAVGB" -28(%2, %0, 4), %%mm0 \n\t" PAVGB" -20(%2, %0, 4), %%mm1 \n\t" PAVGB" -12(%2, %0, 4), %%mm2 \n\t" PAVGB" - 4(%2, %0, 4), %%mm3 \n\t" "psrlw $8, %%mm0 \n\t" "psrlw $8, %%mm1 \n\t" "psrlw $8, %%mm2 \n\t" "psrlw $8, %%mm3 \n\t" "packuswb %%mm1, %%mm0 \n\t" "packuswb %%mm3, %%mm2 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm2, %%mm3 \n\t" "psrlw $8, %%mm0 \n\t" "psrlw $8, %%mm2 \n\t" "pand %%mm7, %%mm1 \n\t" "pand %%mm7, %%mm3 \n\t" "packuswb %%mm2, %%mm0 \n\t" "packuswb %%mm3, %%mm1 \n\t" MOVNTQ" %%mm0,- 7(%4, %0) \n\t" MOVNTQ" %%mm1,- 7(%3, %0) \n\t" "add $8, %0 \n\t" " js 1b \n\t" : "+r"(count) : "r"(src0), "r"(src1), "r"(dst0), "r"(dst1) ); count -= 7; } #endif src0++; src1++; while(count<0) { dst0[count]= (src0[4*count+0]+src1[4*count+0])>>1; dst1[count]= (src0[4*count+2]+src1[4*count+2])>>1; count++; } } static void RENAME(yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride) { long y; const long chromWidth= -((-width)>>1); for (y=0; y>1); for (y=0; y>1); for (y=0; y>1); for (y=0; y