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https://github.com/FFmpeg/FFmpeg.git
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67922b4ee4
Roughly 25% faster MC than ssse3 for blocksizes 32 and 64. Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com> Signed-off-by: James Almer <jamrial@gmail.com> Signed-off-by: Anton Khirnov <anton@khirnov.net>
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
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* MMX/SSE constants used across x86 dsp optimizations.
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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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#ifndef AVCODEC_X86_CONSTANTS_H
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#define AVCODEC_X86_CONSTANTS_H
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#include <stdint.h>
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#include "libavutil/x86/asm.h"
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extern const uint64_t ff_wtwo;
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extern const xmm_reg ff_pw_3;
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extern const xmm_reg ff_pw_4;
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extern const xmm_reg ff_pw_5;
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extern const xmm_reg ff_pw_8;
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extern const uint64_t ff_pw_15;
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extern const xmm_reg ff_pw_16;
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extern const xmm_reg ff_pw_18;
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extern const uint64_t ff_pw_20;
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extern const xmm_reg ff_pw_32;
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extern const uint64_t ff_pw_42;
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extern const uint64_t ff_pw_53;
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extern const xmm_reg ff_pw_64;
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extern const uint64_t ff_pw_96;
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extern const uint64_t ff_pw_128;
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extern const uint64_t ff_pw_255;
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extern const ymm_reg ff_pw_256;
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extern const xmm_reg ff_pw_512;
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extern const xmm_reg ff_pw_m1;
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extern const xmm_reg ff_pb_1;
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extern const xmm_reg ff_pb_3;
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extern const xmm_reg ff_pb_F8;
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extern const uint64_t ff_pb_FC;
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#endif /* AVCODEC_X86_CONSTANTS_H */
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