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/*
*
* rgb2rgb.c, Software RGB to RGB convertor
* pluralize by Software PAL8 to RGB convertor
* Software YUV to YUV convertor
* Software YUV to RGB convertor
* Written by Nick Kurshev.
* palette & yuv & runtime cpu stuff by Michael (michaelni@gmx.at) (under GPL)
*/
#include <inttypes.h>
#include "../config.h"
#include "rgb2rgb.h"
#include "../cpudetect.h"
#ifdef ARCH_X86
#define CAN_COMPILE_X86_ASM
#endif
#ifdef CAN_COMPILE_X86_ASM
static const uint64_t mask32b __attribute__((aligned(8))) = 0x000000FF000000FFULL;
static const uint64_t mask32g __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
static const uint64_t mask32r __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
static const uint64_t mask24hh __attribute__((aligned(8))) = 0xffff000000000000ULL;
static const uint64_t mask24hhh __attribute__((aligned(8))) = 0xffffffff00000000ULL;
static const uint64_t mask24hhhh __attribute__((aligned(8))) = 0xffffffffffff0000ULL;
static const uint64_t mask15b __attribute__((aligned(8))) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
static const uint64_t mask15rg __attribute__((aligned(8))) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
static const uint64_t mask15s __attribute__((aligned(8))) = 0xFFE0FFE0FFE0FFE0ULL;
static const uint64_t red_16mask __attribute__((aligned(8))) = 0x0000f8000000f800ULL;
static const uint64_t green_16mask __attribute__((aligned(8)))= 0x000007e0000007e0ULL;
static const uint64_t blue_16mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
static const uint64_t red_15mask __attribute__((aligned(8))) = 0x00007c000000f800ULL;
static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007e0ULL;
static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
#if 0
static volatile uint64_t __attribute__((aligned(8))) b5Dither;
static volatile uint64_t __attribute__((aligned(8))) g5Dither;
static volatile uint64_t __attribute__((aligned(8))) g6Dither;
static volatile uint64_t __attribute__((aligned(8))) r5Dither;
static uint64_t __attribute__((aligned(8))) dither4[2]={
0x0103010301030103LL,
0x0200020002000200LL,};
static uint64_t __attribute__((aligned(8))) dither8[2]={
0x0602060206020602LL,
0x0004000400040004LL,};
#endif
#endif
#define RGB2YUV_SHIFT 8
#define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))
#define BV ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5))
#define BU ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
#define GY ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5))
#define GV ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5))
#define GU ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))
#define RY ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5))
#define RV ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
#define RU ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5))
//Note: we have C, MMX, MMX2, 3DNOW version therse no 3DNOW+MMX2 one
//Plain C versions
#undef HAVE_MMX
#undef HAVE_MMX2
#undef HAVE_3DNOW
#undef ARCH_X86
#define RENAME(a) a ## _C
#include "rgb2rgb_template.c"
#ifdef CAN_COMPILE_X86_ASM
//MMX versions
#undef RENAME
#define HAVE_MMX
#undef HAVE_MMX2
#undef HAVE_3DNOW
#define ARCH_X86
#define RENAME(a) a ## _MMX
#include "rgb2rgb_template.c"
//MMX2 versions
#undef RENAME
#define HAVE_MMX
#define HAVE_MMX2
#undef HAVE_3DNOW
#define ARCH_X86
#define RENAME(a) a ## _MMX2
#include "rgb2rgb_template.c"
//3DNOW versions
#undef RENAME
#define HAVE_MMX
#undef HAVE_MMX2
#define HAVE_3DNOW
#define ARCH_X86
#define RENAME(a) a ## _3DNow
#include "rgb2rgb_template.c"
#endif //CAN_COMPILE_X86_ASM
void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb24to32_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb24to32_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb24to32_MMX(src, dst, src_size);
else
rgb24to32_C(src, dst, src_size);
#else
rgb24to32_C(src, dst, src_size);
#endif
}
void rgb32to24(const uint8_t *src,uint8_t *dst,unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb32to24_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb32to24_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb32to24_MMX(src, dst, src_size);
else
rgb32to24_C(src, dst, src_size);
#else
rgb32to24_C(src, dst, src_size);
#endif
}
/*
Original by Strepto/Astral
ported to gcc & bugfixed : A'rpi
MMX2, 3DNOW optimization by Nick Kurshev
32bit c version, and and&add trick by Michael Niedermayer
*/
void rgb15to16(const uint8_t *src,uint8_t *dst,unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb15to16_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb15to16_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb15to16_MMX(src, dst, src_size);
else
rgb15to16_C(src, dst, src_size);
#else
rgb15to16_C(src, dst, src_size);
#endif
}
/**
* Pallete is assumed to contain bgr32
*/
void palette8torgb32(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
{
unsigned i;
for(i=0; i<num_pixels; i++)
((unsigned *)dst)[i] = ((unsigned *)palette)[ src[i] ];
}
/**
* Pallete is assumed to contain bgr32
*/
void palette8torgb24(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
{
unsigned i;
/*
writes 1 byte o much and might cause alignment issues on some architectures?
for(i=0; i<num_pixels; i++)
((unsigned *)(&dst[i*3])) = ((unsigned *)palette)[ src[i] ];
*/
for(i=0; i<num_pixels; i++)
{
//FIXME slow?
dst[0]= palette[ src[i]*4+0 ];
dst[1]= palette[ src[i]*4+1 ];
dst[2]= palette[ src[i]*4+2 ];
dst+= 3;
}
}
void rgb32to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb32to16_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb32to16_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb32to16_MMX(src, dst, src_size);
else
rgb32to16_C(src, dst, src_size);
#else
rgb32to16_C(src, dst, src_size);
#endif
}
void rgb32to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb32to15_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb32to15_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb32to15_MMX(src, dst, src_size);
else
rgb32to15_C(src, dst, src_size);
#else
rgb32to15_C(src, dst, src_size);
#endif
}
void rgb24to16(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb24to16_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb24to16_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb24to16_MMX(src, dst, src_size);
else
rgb24to16_C(src, dst, src_size);
#else
rgb24to16_C(src, dst, src_size);
#endif
}
void rgb24to15(const uint8_t *src, uint8_t *dst, unsigned src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb24to15_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb24to15_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb24to15_MMX(src, dst, src_size);
else
rgb24to15_C(src, dst, src_size);
#else
rgb24to15_C(src, dst, src_size);
#endif
}
/**
* Palette is assumed to contain bgr16, see rgb32to16 to convert the palette
*/
void palette8torgb16(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
{
unsigned i;
for(i=0; i<num_pixels; i++)
((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
}
/**
* Pallete is assumed to contain bgr15, see rgb32to15 to convert the palette
*/
void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
{
unsigned i;
for(i=0; i<num_pixels; i++)
((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
}
void rgb32tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb32tobgr32_MMX2(src, dst, src_size);
else if(gCpuCaps.has3DNow)
rgb32tobgr32_3DNow(src, dst, src_size);
else if(gCpuCaps.hasMMX)
rgb32tobgr32_MMX(src, dst, src_size);
else
rgb32tobgr32_C(src, dst, src_size);
#else
rgb32tobgr32_C(src, dst, src_size);
#endif
}
/**
*
* 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 ill fix it)
*/
void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
yv12toyuy2_MMX2(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
else if(gCpuCaps.has3DNow)
yv12toyuy2_3DNow(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
else if(gCpuCaps.hasMMX)
yv12toyuy2_MMX(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
else
yv12toyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
#else
yv12toyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
#endif
}
/**
*
* 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 ill fix it)
*/
void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
yuy2toyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.has3DNow)
yuy2toyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.hasMMX)
yuy2toyv12_MMX(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else
yuy2toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#else
yuy2toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#endif
}
/**
*
* 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 ill fix it)
* chrominance data is only taken from every secound line others are ignored FIXME write HQ version
*/
void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
uyvytoyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.has3DNow)
uyvytoyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.hasMMX)
uyvytoyv12_MMX(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else
uyvytoyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#else
uyvytoyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#endif
}
/**
*
* height should be a multiple of 2 and width should be a multiple of 2 (if this is a
* problem for anyone then tell me, and ill fix it)
* chrominance data is only taken from every secound line others are ignored FIXME write HQ version
*/
void rgb24toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
unsigned int width, unsigned int height,
unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
{
#ifdef CAN_COMPILE_X86_ASM
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
rgb24toyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.has3DNow)
rgb24toyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else if(gCpuCaps.hasMMX)
rgb24toyv12_MMX(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
else
rgb24toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#else
rgb24toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
#endif
}
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