/* * 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) * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * FFmpeg 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * the C code (not assembly, mmx, ...) of this file can be used * under the LGPL license too */ #include #include "config.h" #include "rgb2rgb.h" #include "swscale.h" #include "swscale_internal.h" #include "x86_cpu.h" #include "bswap.h" #define FAST_BGR2YV12 // use 7 bit coeffs instead of 15bit void (*rgb24to32)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb24to16)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb24to15)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32to24)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32to16)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32to15)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb15to16)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb15to24)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb15to32)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb16to15)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb16to24)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb16to32)(const uint8_t *src, uint8_t *dst, long src_size); //void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32tobgr32)(const uint8_t *src, uint8_t *dst, long src_size); //void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size); void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, long src_size); void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride); void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride); void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride); void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride); void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride); void (*planar2x)(const uint8_t *src, uint8_t *dst, long width, long height, long srcStride, long dstStride); void (*interleaveBytes)(uint8_t *src1, uint8_t *src2, uint8_t *dst, long width, long height, long src1Stride, long src2Stride, long dstStride); void (*vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst1, uint8_t *dst2, long width, long height, long srcStride1, long srcStride2, long dstStride1, long dstStride2); void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, uint8_t *dst, long width, long height, long srcStride1, long srcStride2, long srcStride3, long dstStride); #if defined(ARCH_X86) && defined(CONFIG_GPL) DECLARE_ASM_CONST(8, uint64_t, mmx_null) = 0x0000000000000000ULL; DECLARE_ASM_CONST(8, uint64_t, mmx_one) = 0xFFFFFFFFFFFFFFFFULL; DECLARE_ASM_CONST(8, uint64_t, mask32b) = 0x000000FF000000FFULL; DECLARE_ASM_CONST(8, uint64_t, mask32g) = 0x0000FF000000FF00ULL; DECLARE_ASM_CONST(8, uint64_t, mask32r) = 0x00FF000000FF0000ULL; DECLARE_ASM_CONST(8, uint64_t, mask32) = 0x00FFFFFF00FFFFFFULL; DECLARE_ASM_CONST(8, uint64_t, mask3216br) = 0x00F800F800F800F8ULL; DECLARE_ASM_CONST(8, uint64_t, mask3216g) = 0x0000FC000000FC00ULL; DECLARE_ASM_CONST(8, uint64_t, mask3215g) = 0x0000F8000000F800ULL; DECLARE_ASM_CONST(8, uint64_t, mul3216) = 0x2000000420000004ULL; DECLARE_ASM_CONST(8, uint64_t, mul3215) = 0x2000000820000008ULL; DECLARE_ASM_CONST(8, uint64_t, mask24b) = 0x00FF0000FF0000FFULL; DECLARE_ASM_CONST(8, uint64_t, mask24g) = 0xFF0000FF0000FF00ULL; DECLARE_ASM_CONST(8, uint64_t, mask24r) = 0x0000FF0000FF0000ULL; DECLARE_ASM_CONST(8, uint64_t, mask24l) = 0x0000000000FFFFFFULL; DECLARE_ASM_CONST(8, uint64_t, mask24h) = 0x0000FFFFFF000000ULL; DECLARE_ASM_CONST(8, uint64_t, mask24hh) = 0xffff000000000000ULL; DECLARE_ASM_CONST(8, uint64_t, mask24hhh) = 0xffffffff00000000ULL; DECLARE_ASM_CONST(8, uint64_t, mask24hhhh) = 0xffffffffffff0000ULL; DECLARE_ASM_CONST(8, uint64_t, mask15b) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */ DECLARE_ASM_CONST(8, uint64_t, mask15rg) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */ DECLARE_ASM_CONST(8, uint64_t, mask15s) = 0xFFE0FFE0FFE0FFE0ULL; DECLARE_ASM_CONST(8, uint64_t, mask15g) = 0x03E003E003E003E0ULL; DECLARE_ASM_CONST(8, uint64_t, mask15r) = 0x7C007C007C007C00ULL; #define mask16b mask15b DECLARE_ASM_CONST(8, uint64_t, mask16g) = 0x07E007E007E007E0ULL; DECLARE_ASM_CONST(8, uint64_t, mask16r) = 0xF800F800F800F800ULL; DECLARE_ASM_CONST(8, uint64_t, red_16mask) = 0x0000f8000000f800ULL; DECLARE_ASM_CONST(8, uint64_t, green_16mask) = 0x000007e0000007e0ULL; DECLARE_ASM_CONST(8, uint64_t, blue_16mask) = 0x0000001f0000001fULL; DECLARE_ASM_CONST(8, uint64_t, red_15mask) = 0x00007c0000007c00ULL; DECLARE_ASM_CONST(8, uint64_t, green_15mask) = 0x000003e0000003e0ULL; DECLARE_ASM_CONST(8, uint64_t, blue_15mask) = 0x0000001f0000001fULL; #ifdef FAST_BGR2YV12 DECLARE_ASM_CONST(8, uint64_t, bgr2YCoeff) = 0x000000210041000DULL; DECLARE_ASM_CONST(8, uint64_t, bgr2UCoeff) = 0x0000FFEEFFDC0038ULL; DECLARE_ASM_CONST(8, uint64_t, bgr2VCoeff) = 0x00000038FFD2FFF8ULL; #else DECLARE_ASM_CONST(8, uint64_t, bgr2YCoeff) = 0x000020E540830C8BULL; DECLARE_ASM_CONST(8, uint64_t, bgr2UCoeff) = 0x0000ED0FDAC23831ULL; DECLARE_ASM_CONST(8, uint64_t, bgr2VCoeff) = 0x00003831D0E6F6EAULL; #endif DECLARE_ASM_CONST(8, uint64_t, bgr2YOffset) = 0x1010101010101010ULL; DECLARE_ASM_CONST(8, uint64_t, bgr2UVOffset) = 0x8080808080808080ULL; DECLARE_ASM_CONST(8, uint64_t, w1111) = 0x0001000100010001ULL; #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 /* defined(ARCH_X86) */ #define RGB2YUV_SHIFT 8 #define BY ((int)( 0.098*(1<rgb16 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 sws_rgb2rgb_init(int flags){ #if (defined(HAVE_MMX2) || defined(HAVE_3DNOW) || defined(HAVE_MMX)) && defined(CONFIG_GPL) if (flags & SWS_CPU_CAPS_MMX2) rgb2rgb_init_MMX2(); else if (flags & SWS_CPU_CAPS_3DNOW) rgb2rgb_init_3DNOW(); else if (flags & SWS_CPU_CAPS_MMX) rgb2rgb_init_MMX(); else #endif /* defined(HAVE_MMX2) || defined(HAVE_3DNOW) || defined(HAVE_MMX) */ rgb2rgb_init_C(); } /** * Palette is assumed to contain BGR32. */ void palette8torgb32(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette) { long i; /* for (i=0; i> 2; for (i=0; i BGR24 (= B,G,R) */ dst[3*i + 0] = src[4*i + 1]; dst[3*i + 1] = src[4*i + 2]; dst[3*i + 2] = src[4*i + 3]; #else dst[3*i + 0] = src[4*i + 2]; dst[3*i + 1] = src[4*i + 1]; dst[3*i + 2] = src[4*i + 0]; #endif } } void rgb24tobgr32(const uint8_t *src, uint8_t *dst, long src_size) { long i; for (i=0; 3*i BGR32 (= A,R,G,B) */ dst[4*i + 0] = 0; dst[4*i + 1] = src[3*i + 0]; dst[4*i + 2] = src[3*i + 1]; dst[4*i + 3] = src[3*i + 2]; #else dst[4*i + 0] = src[3*i + 2]; dst[4*i + 1] = src[3*i + 1]; dst[4*i + 2] = src[3*i + 0]; dst[4*i + 3] = 0; #endif } } void rgb16tobgr32(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (uint16_t *)src; end = s + src_size/2; while (s < end) { register uint16_t bgr; bgr = *s++; #ifdef WORDS_BIGENDIAN *d++ = 0; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x7E0)>>3; *d++ = (bgr&0xF800)>>8; #else *d++ = (bgr&0xF800)>>8; *d++ = (bgr&0x7E0)>>3; *d++ = (bgr&0x1F)<<3; *d++ = 0; #endif } } void rgb16tobgr24(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (const uint16_t *)src; end = s + src_size/2; while (s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0xF800)>>8; *d++ = (bgr&0x7E0)>>3; *d++ = (bgr&0x1F)<<3; } } void rgb16tobgr16(const uint8_t *src, uint8_t *dst, long src_size) { long i; long num_pixels = src_size >> 1; for (i=0; i>5; b = (rgb&0xF800)>>11; dst[2*i] = (b&0x1F) | ((g&0x3F)<<5) | ((r&0x1F)<<11); } } void rgb16tobgr15(const uint8_t *src, uint8_t *dst, long src_size) { long i; long num_pixels = src_size >> 1; for (i=0; i>5; b = (rgb&0xF800)>>11; dst[2*i] = (b&0x1F) | ((g&0x1F)<<5) | ((r&0x1F)<<10); } } void rgb15tobgr32(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (const uint16_t *)src; end = s + src_size/2; while (s < end) { register uint16_t bgr; bgr = *s++; #ifdef WORDS_BIGENDIAN *d++ = 0; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x7C00)>>7; #else *d++ = (bgr&0x7C00)>>7; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x1F)<<3; *d++ = 0; #endif } } void rgb15tobgr24(const uint8_t *src, uint8_t *dst, long src_size) { const uint16_t *end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (uint16_t *)src; end = s + src_size/2; while (s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x7C00)>>7; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x1F)<<3; } } void rgb15tobgr16(const uint8_t *src, uint8_t *dst, long src_size) { long i; long num_pixels = src_size >> 1; for (i=0; i>5; b = (rgb&0x7C00)>>10; dst[2*i] = (b&0x1F) | ((g&0x3F)<<5) | ((r&0x1F)<<11); } } void rgb15tobgr15(const uint8_t *src, uint8_t *dst, long src_size) { long i; long num_pixels = src_size >> 1; for (i=0; i>5; b = (rgb&0x7C00)>>10; dst[2*i] = (b&0x1F) | ((g&0x1F)<<5) | ((r&0x1F)<<10); } } void rgb8tobgr8(const uint8_t *src, uint8_t *dst, long src_size) { long i; long num_pixels = src_size; for (i=0; i>3; b = (rgb&0xC0)>>6; dst[i] = ((b<<1)&0x07) | ((g&0x07)<<3) | ((r&0x03)<<6); } }