axmol/external/jpeg/simd/arm/jdmerge-neon.c

145 lines
4.6 KiB
C

/*
* 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