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dfc58584b4
Both are 2-2.5x faster than their C counterpart. Reviewed-by: Paul B Mahol <onemda@gmail.com> Reviewed-by: James Almer <jamrial@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/*
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* Copyright (c) 2015 Ronald S. Bultje <rsbultje@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 LIBAVFILTER_SSIM_H
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#define LIBAVFILTER_SSIM_H
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#include <stddef.h>
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#include <stdint.h>
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typedef struct SSIMDSPContext {
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void (*ssim_4x4_line)(const uint8_t *buf, ptrdiff_t buf_stride,
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const uint8_t *ref, ptrdiff_t ref_stride,
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int (*sums)[4], int w);
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float (*ssim_end_line)(const int (*sum0)[4], const int (*sum1)[4], int w);
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} SSIMDSPContext;
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void ff_ssim_init_x86(SSIMDSPContext *dsp);
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#endif /* LIBAVFILTER_SSIM_H */
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