25841dfe80
This avoids SIMD-optimized functions having to sign-extend their line size argument manually to be able to do pointer arithmetic.
78 lines
3.1 KiB
C
78 lines
3.1 KiB
C
/*
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* DSP utils : average functions are compiled twice for 3dnow/mmxext
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* Copyright (c) 2000, 2001 Fabrice Bellard
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* Copyright (c) 2002-2004 Michael Niedermayer
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*
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* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
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* and improved by Zdenek Kabelac <kabi@users.sf.net>
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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//FIXME the following could be optimized too ...
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static void DEF(ff_put_no_rnd_pixels16_x2)(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_put_no_rnd_pixels8_x2)(block, pixels, line_size, h);
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DEF(ff_put_no_rnd_pixels8_x2)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_put_pixels16_y2)(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_put_pixels8_y2)(block, pixels, line_size, h);
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DEF(ff_put_pixels8_y2)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_put_no_rnd_pixels16_y2)(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_put_no_rnd_pixels8_y2)(block, pixels, line_size, h);
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DEF(ff_put_no_rnd_pixels8_y2)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_avg_pixels16)(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_avg_pixels8)(block, pixels, line_size, h);
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DEF(ff_avg_pixels8)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_avg_pixels16_x2)(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_avg_pixels8_x2)(block, pixels, line_size, h);
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DEF(ff_avg_pixels8_x2)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_avg_pixels16_y2)(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_avg_pixels8_y2)(block, pixels, line_size, h);
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DEF(ff_avg_pixels8_y2)(block + 8, pixels + 8, line_size, h);
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}
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static void DEF(ff_avg_pixels16_xy2)(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h)
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{
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DEF(ff_avg_pixels8_xy2)(block, pixels, line_size, h);
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DEF(ff_avg_pixels8_xy2)(block + 8, pixels + 8, line_size, h);
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}
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