jdcolor-mmi.c (4402B)
1 /* 2 * Loongson MMI optimizations for libjpeg-turbo 3 * 4 * Copyright (C) 2011, 2015, D. R. Commander. All Rights Reserved. 5 * Copyright (C) 2016-2017, Loongson Technology Corporation Limited, BeiJing. 6 * All Rights Reserved. 7 * Authors: ZhuChen <zhuchen@loongson.cn> 8 * CaiWanwei <caiwanwei@loongson.cn> 9 * SunZhangzhi <sunzhangzhi-cq@loongson.cn> 10 * 11 * This software is provided 'as-is', without any express or implied 12 * warranty. In no event will the authors be held liable for any damages 13 * arising from the use of this software. 14 * 15 * Permission is granted to anyone to use this software for any purpose, 16 * including commercial applications, and to alter it and redistribute it 17 * freely, subject to the following restrictions: 18 * 19 * 1. The origin of this software must not be misrepresented; you must not 20 * claim that you wrote the original software. If you use this software 21 * in a product, an acknowledgment in the product documentation would be 22 * appreciated but is not required. 23 * 2. Altered source versions must be plainly marked as such, and must not be 24 * misrepresented as being the original software. 25 * 3. This notice may not be removed or altered from any source distribution. 26 */ 27 28 /* YCC --> RGB CONVERSION */ 29 30 #include "jsimd_mmi.h" 31 32 33 #define F_0_344 ((short)22554) /* FIX(0.34414) */ 34 #define F_0_402 ((short)26345) /* FIX(1.40200) - FIX(1) */ 35 #define F_0_285 ((short)18734) /* FIX(1) - FIX(0.71414) */ 36 #define F_0_228 ((short)14942) /* FIX(2) - FIX(1.77200) */ 37 38 enum const_index { 39 index_PW_ONE, 40 index_PW_F0402, 41 index_PW_MF0228, 42 index_PW_MF0344_F0285, 43 index_PD_ONEHALF 44 }; 45 46 static uint64_t const_value[] = { 47 _uint64_set_pi16(1, 1, 1, 1), 48 _uint64_set_pi16(F_0_402, F_0_402, F_0_402, F_0_402), 49 _uint64_set_pi16(-F_0_228, -F_0_228, -F_0_228, -F_0_228), 50 _uint64_set_pi16(F_0_285, -F_0_344, F_0_285, -F_0_344), 51 _uint64_set_pi32((int)(1 << (SCALEBITS - 1)), (int)(1 << (SCALEBITS - 1))) 52 }; 53 54 #define PW_ONE get_const_value(index_PW_ONE) 55 #define PW_F0402 get_const_value(index_PW_F0402) 56 #define PW_MF0228 get_const_value(index_PW_MF0228) 57 #define PW_MF0344_F0285 get_const_value(index_PW_MF0344_F0285) 58 #define PD_ONEHALF get_const_value(index_PD_ONEHALF) 59 60 #define RGBX_FILLER_0XFF 1 61 62 63 #include "jdcolext-mmi.c" 64 #undef RGB_RED 65 #undef RGB_GREEN 66 #undef RGB_BLUE 67 #undef RGB_PIXELSIZE 68 69 #define RGB_RED EXT_RGB_RED 70 #define RGB_GREEN EXT_RGB_GREEN 71 #define RGB_BLUE EXT_RGB_BLUE 72 #define RGB_PIXELSIZE EXT_RGB_PIXELSIZE 73 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extrgb_convert_mmi 74 #include "jdcolext-mmi.c" 75 #undef RGB_RED 76 #undef RGB_GREEN 77 #undef RGB_BLUE 78 #undef RGB_PIXELSIZE 79 #undef jsimd_ycc_rgb_convert_mmi 80 81 #define RGB_RED EXT_RGBX_RED 82 #define RGB_GREEN EXT_RGBX_GREEN 83 #define RGB_BLUE EXT_RGBX_BLUE 84 #define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE 85 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extrgbx_convert_mmi 86 #include "jdcolext-mmi.c" 87 #undef RGB_RED 88 #undef RGB_GREEN 89 #undef RGB_BLUE 90 #undef RGB_PIXELSIZE 91 #undef jsimd_ycc_rgb_convert_mmi 92 93 #define RGB_RED EXT_BGR_RED 94 #define RGB_GREEN EXT_BGR_GREEN 95 #define RGB_BLUE EXT_BGR_BLUE 96 #define RGB_PIXELSIZE EXT_BGR_PIXELSIZE 97 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extbgr_convert_mmi 98 #include "jdcolext-mmi.c" 99 #undef RGB_RED 100 #undef RGB_GREEN 101 #undef RGB_BLUE 102 #undef RGB_PIXELSIZE 103 #undef jsimd_ycc_rgb_convert_mmi 104 105 #define RGB_RED EXT_BGRX_RED 106 #define RGB_GREEN EXT_BGRX_GREEN 107 #define RGB_BLUE EXT_BGRX_BLUE 108 #define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE 109 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extbgrx_convert_mmi 110 #include "jdcolext-mmi.c" 111 #undef RGB_RED 112 #undef RGB_GREEN 113 #undef RGB_BLUE 114 #undef RGB_PIXELSIZE 115 #undef jsimd_ycc_rgb_convert_mmi 116 117 #define RGB_RED EXT_XBGR_RED 118 #define RGB_GREEN EXT_XBGR_GREEN 119 #define RGB_BLUE EXT_XBGR_BLUE 120 #define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE 121 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extxbgr_convert_mmi 122 #include "jdcolext-mmi.c" 123 #undef RGB_RED 124 #undef RGB_GREEN 125 #undef RGB_BLUE 126 #undef RGB_PIXELSIZE 127 #undef jsimd_ycc_rgb_convert_mmi 128 129 #define RGB_RED EXT_XRGB_RED 130 #define RGB_GREEN EXT_XRGB_GREEN 131 #define RGB_BLUE EXT_XRGB_BLUE 132 #define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE 133 #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extxrgb_convert_mmi 134 #include "jdcolext-mmi.c" 135 #undef RGB_RED 136 #undef RGB_GREEN 137 #undef RGB_BLUE 138 #undef RGB_PIXELSIZE 139 #undef jsimd_ycc_rgb_convert_mmi