| /* |
| * jdmerge-neon.c - merged upsampling/color conversion (Arm Neon) |
| * |
| * Copyright (C) 2020, Arm Limited. All Rights Reserved. |
| * |
| * 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. |
| */ |
| |
| #define JPEG_INTERNALS |
| #include "../../jinclude.h" |
| #include "../../jpeglib.h" |
| #include "../../jsimd.h" |
| #include "../../jdct.h" |
| #include "../../jsimddct.h" |
| #include "../jsimd.h" |
| #include "align.h" |
| |
| #include <arm_neon.h> |
| |
| |
| /* YCbCr -> RGB conversion constants */ |
| |
| #define F_0_344 11277 /* 0.3441467 = 11277 * 2^-15 */ |
| #define F_0_714 23401 /* 0.7141418 = 23401 * 2^-15 */ |
| #define F_1_402 22971 /* 1.4020386 = 22971 * 2^-14 */ |
| #define F_1_772 29033 /* 1.7720337 = 29033 * 2^-14 */ |
| |
| ALIGN(16) static const int16_t jsimd_ycc_rgb_convert_neon_consts[] = { |
| -F_0_344, F_0_714, F_1_402, F_1_772 |
| }; |
| |
| |
| /* Include inline routines for colorspace extensions. */ |
| |
| #include "jdmrgext-neon.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_h2v1_merged_upsample_neon jsimd_h2v1_extrgb_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extrgb_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
| #undef jsimd_h2v2_merged_upsample_neon |
| |
| #define RGB_RED EXT_RGBX_RED |
| #define RGB_GREEN EXT_RGBX_GREEN |
| #define RGB_BLUE EXT_RGBX_BLUE |
| #define RGB_ALPHA 3 |
| #define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE |
| #define jsimd_h2v1_merged_upsample_neon jsimd_h2v1_extrgbx_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extrgbx_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_ALPHA |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
| #undef jsimd_h2v2_merged_upsample_neon |
| |
| #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_h2v1_merged_upsample_neon jsimd_h2v1_extbgr_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extbgr_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
| #undef jsimd_h2v2_merged_upsample_neon |
| |
| #define RGB_RED EXT_BGRX_RED |
| #define RGB_GREEN EXT_BGRX_GREEN |
| #define RGB_BLUE EXT_BGRX_BLUE |
| #define RGB_ALPHA 3 |
| #define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE |
| #define jsimd_h2v1_merged_upsample_neon jsimd_h2v1_extbgrx_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extbgrx_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_ALPHA |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
| #undef jsimd_h2v2_merged_upsample_neon |
| |
| #define RGB_RED EXT_XBGR_RED |
| #define RGB_GREEN EXT_XBGR_GREEN |
| #define RGB_BLUE EXT_XBGR_BLUE |
| #define RGB_ALPHA 0 |
| #define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE |
| #define jsimd_h2v1_merged_upsample_neon jsimd_h2v1_extxbgr_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extxbgr_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_ALPHA |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
| #undef jsimd_h2v2_merged_upsample_neon |
| |
| #define RGB_RED EXT_XRGB_RED |
| #define RGB_GREEN EXT_XRGB_GREEN |
| #define RGB_BLUE EXT_XRGB_BLUE |
| #define RGB_ALPHA 0 |
| #define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE |
| #define jsimd_h2v1_merged_upsample_neon jsimd_h2v1_extxrgb_merged_upsample_neon |
| #define jsimd_h2v2_merged_upsample_neon jsimd_h2v2_extxrgb_merged_upsample_neon |
| #include "jdmrgext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_ALPHA |
| #undef RGB_PIXELSIZE |
| #undef jsimd_h2v1_merged_upsample_neon |
