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runtime cpu detection
rgb24toyv12 in C Originally committed as revision 3133 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer
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7630f2e060
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@ -5,49 +5,52 @@
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* Software YUV to YUV convertor
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* Software YUV to RGB convertor
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* Written by Nick Kurshev.
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* palette stuff & yuv stuff by Michael
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* palette & yuv & runtime cpu stuff by Michael (michaelni@gmx.at) (under GPL)
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*/
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#include <inttypes.h>
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#include "../config.h"
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#include "rgb2rgb.h"
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#include "../mmx_defs.h"
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#ifdef HAVE_MMX
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static const uint64_t mask32b __attribute__((aligned(8))) = 0x000000FF000000FFULL;
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static const uint64_t mask32g __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
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static const uint64_t mask32r __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
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static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
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static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
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static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
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static const uint64_t mask24hh __attribute__((aligned(8))) = 0xffff000000000000ULL;
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static const uint64_t mask24hhh __attribute__((aligned(8))) = 0xffffffff00000000ULL;
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static const uint64_t mask24hhhh __attribute__((aligned(8))) = 0xffffffffffff0000ULL;
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static const uint64_t mask15b __attribute__((aligned(8))) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
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static const uint64_t mask15rg __attribute__((aligned(8))) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
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static const uint64_t mask15s __attribute__((aligned(8))) = 0xFFE0FFE0FFE0FFE0ULL;
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static const uint64_t red_16mask __attribute__((aligned(8))) = 0x0000f8000000f800ULL;
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static const uint64_t green_16mask __attribute__((aligned(8)))= 0x000007e0000007e0ULL;
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static const uint64_t blue_16mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
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static const uint64_t red_15mask __attribute__((aligned(8))) = 0x00007c000000f800ULL;
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static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007e0ULL;
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static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
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#if 0
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static volatile uint64_t __attribute__((aligned(8))) b5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g6Dither;
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static volatile uint64_t __attribute__((aligned(8))) r5Dither;
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#undef PREFETCH
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#undef MOVNTQ
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#undef EMMS
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#undef SFENCE
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#undef MMREG_SIZE
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#undef PREFETCHW
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#undef PAVGB
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static uint64_t __attribute__((aligned(8))) dither4[2]={
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0x0103010301030103LL,
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0x0200020002000200LL,};
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static uint64_t __attribute__((aligned(8))) dither8[2]={
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0x0602060206020602LL,
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0x0004000400040004LL,};
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#endif
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#ifdef HAVE_SSE2
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#define MMREG_SIZE 16
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#else
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#define MMREG_SIZE 8
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#endif
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void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
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#ifdef HAVE_3DNOW
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#define PREFETCH "prefetch"
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#define PREFETCHW "prefetchw"
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#define PAVGB "pavgusb"
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#elif defined ( HAVE_MMX2 )
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#define PREFETCH "prefetchnta"
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#define PREFETCHW "prefetcht0"
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#define PAVGB "pavgb"
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#else
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#define PREFETCH "/nop"
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#define PREFETCHW "/nop"
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#endif
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#ifdef HAVE_3DNOW
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/* On K6 femms is faster of emms. On K7 femms is directly mapped on emms. */
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#define EMMS "femms"
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#else
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#define EMMS "emms"
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#endif
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#ifdef HAVE_MMX2
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#define MOVNTQ "movntq"
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#define SFENCE "sfence"
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#else
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#define MOVNTQ "movq"
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#define SFENCE "/nop"
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#endif
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static inline void RENAME(rgb24to32)(const uint8_t *src,uint8_t *dst,unsigned src_size)
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{
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uint8_t *dest = dst;
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const uint8_t *s = src;
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@ -99,7 +102,7 @@ void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
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}
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}
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void rgb32to24(const uint8_t *src,uint8_t *dst,unsigned src_size)
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static inline void RENAME(rgb32to24)(const uint8_t *src,uint8_t *dst,unsigned src_size)
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{
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uint8_t *dest = dst;
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const uint8_t *s = src;
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@ -182,7 +185,7 @@ void rgb32to24(const uint8_t *src,uint8_t *dst,unsigned src_size)
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MMX2, 3DNOW optimization by Nick Kurshev
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32bit c version, and and&add trick by Michael Niedermayer
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*/
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void rgb15to16(const uint8_t *src,uint8_t *dst,unsigned src_size)
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static inline void RENAME(rgb15to16)(const uint8_t *src,uint8_t *dst,unsigned src_size)
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{
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#ifdef HAVE_MMX
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register const char* s=src+src_size;
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@ -242,38 +245,7 @@ void rgb15to16(const uint8_t *src,uint8_t *dst,unsigned src_size)
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#endif
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}
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/**
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* Pallete is assumed to contain bgr32
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*/
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void palette8torgb32(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
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{
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unsigned i;
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for(i=0; i<num_pixels; i++)
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((unsigned *)dst)[i] = ((unsigned *)palette)[ src[i] ];
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}
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/**
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* Pallete is assumed to contain bgr32
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*/
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void palette8torgb24(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
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{
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unsigned i;
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/*
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writes 1 byte o much and might cause alignment issues on some architectures?
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for(i=0; i<num_pixels; i++)
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((unsigned *)(&dst[i*3])) = ((unsigned *)palette)[ src[i] ];
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*/
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for(i=0; i<num_pixels; i++)
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{
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//FIXME slow?
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dst[0]= palette[ src[i]*4+0 ];
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dst[1]= palette[ src[i]*4+1 ];
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dst[2]= palette[ src[i]*4+2 ];
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dst+= 3;
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}
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}
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void rgb32to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
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static inline void RENAME(rgb32to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)
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{
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#ifdef HAVE_MMX
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const uint8_t *s = src;
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@ -344,7 +316,7 @@ void rgb32to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
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#endif
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}
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void rgb32to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
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static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)
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{
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#ifdef HAVE_MMX
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const uint8_t *s = src;
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@ -415,7 +387,7 @@ void rgb32to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
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#endif
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}
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void rgb24to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
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static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)
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{
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#ifdef HAVE_MMX
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const uint8_t *s = src;
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@ -487,7 +459,7 @@ void rgb24to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
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#endif
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}
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void rgb24to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
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static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)
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{
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#ifdef HAVE_MMX
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const uint8_t *s = src;
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@ -559,27 +531,7 @@ void rgb24to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
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#endif
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}
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/**
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* Palette is assumed to contain bgr16, see rgb32to16 to convert the palette
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*/
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void palette8torgb16(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
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{
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unsigned i;
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for(i=0; i<num_pixels; i++)
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((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
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}
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/**
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* Pallete is assumed to contain bgr15, see rgb32to15 to convert the palette
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*/
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void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
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{
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unsigned i;
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for(i=0; i<num_pixels; i++)
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((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
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}
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void rgb32tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
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static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsigned int src_size)
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{
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int num_pixels= src_size >> 2;
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#ifdef HAVE_MMX
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@ -624,7 +576,7 @@ void rgb32tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
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* height should be a multiple of 2 and width should be a multiple of 16 (if this is a
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* problem for anyone then tell me, and ill fix it)
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*/
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void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
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static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
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unsigned int width, unsigned int height,
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unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
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{
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@ -697,7 +649,7 @@ asm( EMMS" \n\t"
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* height should be a multiple of 2 and width should be a multiple of 16 (if this is a
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* problem for anyone then tell me, and ill fix it)
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*/
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void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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static inline void RENAME(yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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unsigned int width, unsigned int height,
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unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
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{
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@ -821,8 +773,9 @@ asm volatile( EMMS" \n\t"
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*
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* height should be a multiple of 2 and width should be a multiple of 16 (if this is a
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* problem for anyone then tell me, and ill fix it)
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* chrominance data is only taken from every secound line others are ignored FIXME write HQ version
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*/
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void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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unsigned int width, unsigned int height,
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unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
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{
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@ -942,4 +895,65 @@ asm volatile( EMMS" \n\t"
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#endif
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}
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/**
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*
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* height should be a multiple of 2 and width should be a multiple of 2 (if this is a
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* problem for anyone then tell me, and ill fix it)
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* chrominance data is only taken from every secound line others are ignored FIXME write HQ version
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*/
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static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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unsigned int width, unsigned int height,
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unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
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{
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int y;
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const int chromWidth= width>>1;
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for(y=0; y<height; y+=2)
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{
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int i;
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for(i=0; i<chromWidth; i++)
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{
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unsigned int b= src[6*i+0];
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unsigned int g= src[6*i+1];
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unsigned int r= src[6*i+2];
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unsigned int Y = RY*r + GY*g + BY*b + 16;
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unsigned int V = RV*r + GV*g + BV*b + 128;
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unsigned int U = RU*r + GU*g + BU*b + 128;
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udst[i] = U;
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vdst[i] = V;
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ydst[2*i] = Y;
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b= src[6*i+3];
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g= src[6*i+4];
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r= src[6*i+5];
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Y = RY*r + GY*g + BY*b + 16;
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ydst[2*i+1] = Y;
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}
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ydst += lumStride;
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src += srcStride;
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for(i=0; i<chromWidth; i++)
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{
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unsigned int b= src[6*i+0];
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unsigned int g= src[6*i+1];
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unsigned int r= src[6*i+2];
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unsigned int Y = RY*r + GY*g + BY*b + 16;
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ydst[2*i] = Y;
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b= src[6*i+3];
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g= src[6*i+4];
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r= src[6*i+5];
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Y = RY*r + GY*g + BY*b + 16;
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ydst[2*i+1] = Y;
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}
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udst += chromStride;
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vdst += chromStride;
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ydst += lumStride;
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src += srcStride;
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}
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}
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