4f2216b435
The previous AArch32 and AArch64 GAS implementations are retained by default when using GCC, in order to avoid a performance regression. The intrinsics implementation can be forced on or off using a new NEON_INTRINSICS CMake variable.
159 lines
4.2 KiB
C
159 lines
4.2 KiB
C
/*
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* jccolor-neon.c - colorspace conversion (Arm Neon)
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*
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* Copyright (C) 2020, Arm Limited. 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 "../../jinclude.h"
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#include "../../jpeglib.h"
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#include "../../jsimd.h"
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#include "../../jdct.h"
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#include "../../jsimddct.h"
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#include "../jsimd.h"
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#include "align.h"
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#include <arm_neon.h>
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/* RGB -> YCbCr 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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#define F_0_168 11059
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#define F_0_331 21709
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#define F_0_500 32768
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#define F_0_418 27439
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#define F_0_081 5329
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ALIGN(16) static const uint16_t jsimd_rgb_ycc_neon_consts[] = {
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F_0_298, F_0_587, F_0_113, F_0_168,
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F_0_331, F_0_500, F_0_418, F_0_081
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};
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/* Include inline routines for colorspace extensions. */
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_convert_neon jsimd_extrgb_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_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_ycc_convert_neon jsimd_extrgbx_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_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_ycc_convert_neon jsimd_extbgr_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_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_ycc_convert_neon jsimd_extbgrx_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_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_ycc_convert_neon jsimd_extxbgr_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_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_ycc_convert_neon jsimd_extxrgb_ycc_convert_neon
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#if defined(__aarch64__)
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#include "aarch64/jccolext-neon.c"
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#else
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#include "aarch32/jccolext-neon.c"
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#endif
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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_ycc_convert_neon
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