| /* |
| * Loongson MMI optimizations for libjpeg-turbo |
| * |
| * Copyright (C) 2011, 2015, D. R. Commander. All Rights Reserved. |
| * Copyright (C) 2016-2017, Loongson Technology Corporation Limited, BeiJing. |
| * All Rights Reserved. |
| * Authors: ZhuChen <zhuchen@loongson.cn> |
| * CaiWanwei <caiwanwei@loongson.cn> |
| * SunZhangzhi <sunzhangzhi-cq@loongson.cn> |
| * |
| * This software is provided 'as-is', without any express or implied |
| * warranty. In no event will the authors be held liable for any damages |
| * arising from the use of this software. |
| * |
| * Permission is granted to anyone to use this software for any purpose, |
| * including commercial applications, and to alter it and redistribute it |
| * freely, subject to the following restrictions: |
| * |
| * 1. The origin of this software must not be misrepresented; you must not |
| * claim that you wrote the original software. If you use this software |
| * in a product, an acknowledgment in the product documentation would be |
| * appreciated but is not required. |
| * 2. Altered source versions must be plainly marked as such, and must not be |
| * misrepresented as being the original software. |
| * 3. This notice may not be removed or altered from any source distribution. |
| */ |
| |
| /* YCC --> RGB CONVERSION */ |
| |
| #include "jsimd_mmi.h" |
| |
| |
| #define F_0_344 ((short)22554) /* FIX(0.34414) */ |
| #define F_0_402 ((short)26345) /* FIX(1.40200) - FIX(1) */ |
| #define F_0_285 ((short)18734) /* FIX(1) - FIX(0.71414) */ |
| #define F_0_228 ((short)14942) /* FIX(2) - FIX(1.77200) */ |
| |
| enum const_index { |
| index_PW_ONE, |
| index_PW_F0402, |
| index_PW_MF0228, |
| index_PW_MF0344_F0285, |
| index_PD_ONEHALF |
| }; |
| |
| static uint64_t const_value[] = { |
| _uint64_set_pi16(1, 1, 1, 1), |
| _uint64_set_pi16(F_0_402, F_0_402, F_0_402, F_0_402), |
| _uint64_set_pi16(-F_0_228, -F_0_228, -F_0_228, -F_0_228), |
| _uint64_set_pi16(F_0_285, -F_0_344, F_0_285, -F_0_344), |
| _uint64_set_pi32((int)(1 << (SCALEBITS - 1)), (int)(1 << (SCALEBITS - 1))) |
| }; |
| |
| #define PW_ONE get_const_value(index_PW_ONE) |
| #define PW_F0402 get_const_value(index_PW_F0402) |
| #define PW_MF0228 get_const_value(index_PW_MF0228) |
| #define PW_MF0344_F0285 get_const_value(index_PW_MF0344_F0285) |
| #define PD_ONEHALF get_const_value(index_PD_ONEHALF) |
| |
| #define RGBX_FILLER_0XFF 1 |
| |
| |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| |
| #define RGB_RED EXT_RGB_RED |
| #define RGB_GREEN EXT_RGB_GREEN |
| #define RGB_BLUE EXT_RGB_BLUE |
| #define RGB_PIXELSIZE EXT_RGB_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extrgb_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
| |
| #define RGB_RED EXT_RGBX_RED |
| #define RGB_GREEN EXT_RGBX_GREEN |
| #define RGB_BLUE EXT_RGBX_BLUE |
| #define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extrgbx_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
| |
| #define RGB_RED EXT_BGR_RED |
| #define RGB_GREEN EXT_BGR_GREEN |
| #define RGB_BLUE EXT_BGR_BLUE |
| #define RGB_PIXELSIZE EXT_BGR_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extbgr_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
| |
| #define RGB_RED EXT_BGRX_RED |
| #define RGB_GREEN EXT_BGRX_GREEN |
| #define RGB_BLUE EXT_BGRX_BLUE |
| #define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extbgrx_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
| |
| #define RGB_RED EXT_XBGR_RED |
| #define RGB_GREEN EXT_XBGR_GREEN |
| #define RGB_BLUE EXT_XBGR_BLUE |
| #define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extxbgr_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
| |
| #define RGB_RED EXT_XRGB_RED |
| #define RGB_GREEN EXT_XRGB_GREEN |
| #define RGB_BLUE EXT_XRGB_BLUE |
| #define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE |
| #define jsimd_ycc_rgb_convert_mmi jsimd_ycc_extxrgb_convert_mmi |
| #include "jdcolext-mmi.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_ycc_rgb_convert_mmi |
