| /* |
| * jcgray-neon.c - grayscale colorspace 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> |
| |
| |
| /* RGB -> Grayscale conversion constants */ |
| |
| #define F_0_298 19595 |
| #define F_0_587 38470 |
| #define F_0_113 7471 |
| |
| |
| /* Include inline routines for colorspace extensions. */ |
| |
| #include "jcgryext-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_rgb_gray_convert_neon jsimd_extrgb_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_neon |
| |
| #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_rgb_gray_convert_neon jsimd_extrgbx_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_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_rgb_gray_convert_neon jsimd_extbgr_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_neon |
| |
| #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_rgb_gray_convert_neon jsimd_extbgrx_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_neon |
| |
| #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_rgb_gray_convert_neon jsimd_extxbgr_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_neon |
| |
| #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_rgb_gray_convert_neon jsimd_extxrgb_gray_convert_neon |
| #include "jcgryext-neon.c" |
| #undef RGB_RED |
| #undef RGB_GREEN |
| #undef RGB_BLUE |
| #undef RGB_PIXELSIZE |
| #undef jsimd_rgb_gray_convert_neon |
