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Alexander Smorkalov
e3fe5a5681
Merge pull request #28112 from asmorkalov:as/jpeg_turbo_3.1.2 ### Pull Request Readiness Checklist Previous update: https://github.com/opencv/opencv/pull/27031 See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [ ] The PR is proposed to the proper branch - [ ] There is a reference to the original bug report and related work - [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [ ] The feature is well documented and sample code can be built with the project CMake
123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
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* Grayscale colorspace conversion (Arm Neon)
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*
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* Copyright (C) 2020, Arm Limited. All Rights Reserved.
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* Copyright (C) 2024, D. R. Commander. All Rights Reserved.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#define JPEG_INTERNALS
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#include "../../src/jinclude.h"
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#include "../../src/jpeglib.h"
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#include "../../src/jsimd.h"
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#include "../../src/jdct.h"
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#include "../../src/jsimddct.h"
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#include "../jsimd.h"
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#include "align.h"
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#include "neon-compat.h"
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#include <arm_neon.h>
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/* RGB -> Grayscale conversion constants */
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#define F_0_298 19595
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#define F_0_587 38470
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#define F_0_113 7471
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/* Include inline routines for colorspace extensions. */
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#define RGB_RED EXT_RGB_RED
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#define RGB_GREEN EXT_RGB_GREEN
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#define RGB_BLUE EXT_RGB_BLUE
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#define RGB_PIXELSIZE EXT_RGB_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extrgb_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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#define RGB_RED EXT_RGBX_RED
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#define RGB_GREEN EXT_RGBX_GREEN
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#define RGB_BLUE EXT_RGBX_BLUE
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#define RGB_PIXELSIZE EXT_RGBX_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extrgbx_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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#define RGB_RED EXT_BGR_RED
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#define RGB_GREEN EXT_BGR_GREEN
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#define RGB_BLUE EXT_BGR_BLUE
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#define RGB_PIXELSIZE EXT_BGR_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extbgr_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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#define RGB_RED EXT_BGRX_RED
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#define RGB_GREEN EXT_BGRX_GREEN
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#define RGB_BLUE EXT_BGRX_BLUE
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#define RGB_PIXELSIZE EXT_BGRX_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extbgrx_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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#define RGB_RED EXT_XBGR_RED
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#define RGB_GREEN EXT_XBGR_GREEN
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#define RGB_BLUE EXT_XBGR_BLUE
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#define RGB_PIXELSIZE EXT_XBGR_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extxbgr_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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#define RGB_RED EXT_XRGB_RED
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#define RGB_GREEN EXT_XRGB_GREEN
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#define RGB_BLUE EXT_XRGB_BLUE
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#define RGB_PIXELSIZE EXT_XRGB_PIXELSIZE
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#define jsimd_rgb_gray_convert_neon jsimd_extxrgb_gray_convert_neon
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#include "jcgryext-neon.c"
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#undef RGB_RED
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#undef RGB_GREEN
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#undef RGB_BLUE
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#undef RGB_PIXELSIZE
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#undef jsimd_rgb_gray_convert_neon
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