mirror of https://git.ffmpeg.org/ffmpeg.git
434 lines
14 KiB
C
434 lines
14 KiB
C
/*
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*
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* rgb2rgb.c, Software RGB to RGB convertor
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* pluralize by Software PAL8 to RGB convertor
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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 & 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 "../cpudetect.h"
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#include "../mangle.h"
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#ifdef ARCH_X86
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#define CAN_COMPILE_X86_ASM
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#endif
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#define FAST_BGR2YV12 // use 7 bit coeffs instead of 15bit
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#ifdef CAN_COMPILE_X86_ASM
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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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#ifdef FAST_BGR2YV12
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static const uint64_t bgr2YCoeff __attribute__((aligned(8))) = 0x000000210041000DULL;
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static const uint64_t bgr2UCoeff __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
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static const uint64_t bgr2VCoeff __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
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#else
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static const uint64_t bgr2YCoeff __attribute__((aligned(8))) = 0x000020E540830C8BULL;
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static const uint64_t bgr2UCoeff __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
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static const uint64_t bgr2VCoeff __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
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#endif
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static const uint64_t bgr2YOffset __attribute__((aligned(8))) = 0x1010101010101010ULL;
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static const uint64_t bgr2UVOffset __attribute__((aligned(8)))= 0x8080808080808080ULL;
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static const uint64_t w1111 __attribute__((aligned(8))) = 0x0001000100010001ULL;
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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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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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#endif
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#define RGB2YUV_SHIFT 8
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#define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))
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#define BV ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5))
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#define BU ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
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#define GY ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5))
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#define GV ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5))
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#define GU ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))
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#define RY ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5))
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#define RV ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
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#define RU ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5))
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//Note: we have C, MMX, MMX2, 3DNOW version therse no 3DNOW+MMX2 one
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//Plain C versions
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#undef HAVE_MMX
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#undef HAVE_MMX2
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#undef HAVE_3DNOW
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#undef ARCH_X86
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#undef HAVE_SSE2
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#define RENAME(a) a ## _C
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#include "rgb2rgb_template.c"
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#ifdef CAN_COMPILE_X86_ASM
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//MMX versions
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#undef RENAME
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#define HAVE_MMX
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#undef HAVE_MMX2
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#undef HAVE_3DNOW
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#undef HAVE_SSE2
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#define ARCH_X86
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#define RENAME(a) a ## _MMX
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#include "rgb2rgb_template.c"
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//MMX2 versions
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#undef RENAME
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#define HAVE_MMX
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#define HAVE_MMX2
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#undef HAVE_3DNOW
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#undef HAVE_SSE2
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#define ARCH_X86
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#define RENAME(a) a ## _MMX2
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#include "rgb2rgb_template.c"
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//3DNOW versions
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#undef RENAME
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#define HAVE_MMX
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#undef HAVE_MMX2
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#define HAVE_3DNOW
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#undef HAVE_SSE2
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#define ARCH_X86
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#define RENAME(a) a ## _3DNow
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#include "rgb2rgb_template.c"
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#endif //CAN_COMPILE_X86_ASM
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void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb24to32_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb24to32_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb24to32_MMX(src, dst, src_size);
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else
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rgb24to32_C(src, dst, src_size);
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#else
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rgb24to32_C(src, dst, src_size);
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#endif
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}
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void rgb32to24(const uint8_t *src,uint8_t *dst,unsigned src_size)
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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb32to24_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb32to24_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb32to24_MMX(src, dst, src_size);
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else
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rgb32to24_C(src, dst, src_size);
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#else
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rgb32to24_C(src, dst, src_size);
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#endif
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}
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/*
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Original by Strepto/Astral
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ported to gcc & bugfixed : A'rpi
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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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb15to16_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb15to16_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb15to16_MMX(src, dst, src_size);
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else
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rgb15to16_C(src, dst, src_size);
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#else
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rgb15to16_C(src, dst, 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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb32to16_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb32to16_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb32to16_MMX(src, dst, src_size);
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else
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rgb32to16_C(src, dst, src_size);
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#else
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rgb32to16_C(src, dst, 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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb32to15_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb32to15_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb32to15_MMX(src, dst, src_size);
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else
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rgb32to15_C(src, dst, src_size);
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#else
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rgb32to15_C(src, dst, 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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb24to16_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb24to16_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb24to16_MMX(src, dst, src_size);
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else
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rgb24to16_C(src, dst, src_size);
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#else
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rgb24to16_C(src, dst, 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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb24to15_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb24to15_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb24to15_MMX(src, dst, src_size);
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else
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rgb24to15_C(src, dst, src_size);
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#else
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rgb24to15_C(src, dst, 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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{
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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb32tobgr32_MMX2(src, dst, src_size);
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else if(gCpuCaps.has3DNow)
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rgb32tobgr32_3DNow(src, dst, src_size);
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else if(gCpuCaps.hasMMX)
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rgb32tobgr32_MMX(src, dst, src_size);
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else
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rgb32tobgr32_C(src, dst, src_size);
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#else
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rgb32tobgr32_C(src, dst, src_size);
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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 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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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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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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yv12toyuy2_MMX2(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
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else if(gCpuCaps.has3DNow)
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yv12toyuy2_3DNow(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
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else if(gCpuCaps.hasMMX)
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yv12toyuy2_MMX(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
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else
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yv12toyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
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#else
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yv12toyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
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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 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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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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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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yuy2toyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else if(gCpuCaps.has3DNow)
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yuy2toyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else if(gCpuCaps.hasMMX)
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yuy2toyv12_MMX(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else
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yuy2toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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#else
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yuy2toyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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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 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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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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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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uyvytoyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else if(gCpuCaps.has3DNow)
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uyvytoyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else if(gCpuCaps.hasMMX)
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uyvytoyv12_MMX(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else
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uyvytoyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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#else
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uyvytoyv12_C(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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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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void 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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#ifdef CAN_COMPILE_X86_ASM
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// ordered per speed fasterst first
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if(gCpuCaps.hasMMX2)
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rgb24toyv12_MMX2(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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else if(gCpuCaps.has3DNow)
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rgb24toyv12_3DNow(src, ydst, udst, vdst, width, height, lumStride, chromStride, srcStride);
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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
|
|
}
|
|
|
|
void interleaveBytes(uint8_t *src1, uint8_t *src2, uint8_t *dst,
|
|
int width, int height, int src1Stride, int src2Stride, int dstStride)
|
|
{
|
|
#ifdef CAN_COMPILE_X86_ASM
|
|
// ordered per speed fasterst first
|
|
if(gCpuCaps.hasMMX2)
|
|
interleaveBytes_MMX2(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
|
|
else if(gCpuCaps.has3DNow)
|
|
interleaveBytes_3DNow(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
|
|
else if(gCpuCaps.hasMMX)
|
|
interleaveBytes_MMX(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
|
|
else
|
|
interleaveBytes_C(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
|
|
#else
|
|
interleaveBytes_C(src1, src2, dst, width, height, src1Stride, src2Stride, dstStride);
|
|
#endif
|
|
}
|