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https://git.videolan.org/git/ffmpeg.git
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42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/*
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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 General Public
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* License as published by the Free Software Foundation; either
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* version 2 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* 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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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/mem.h"
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#include "libavutil/x86/asm.h"
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#include "libavutil/x86/cpu.h"
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#include "libavfilter/vf_pullup.h"
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int ff_pullup_filter_diff_mmx(const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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int ff_pullup_filter_comb_mmx(const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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int ff_pullup_filter_var_mmx (const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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av_cold void ff_pullup_init_x86(PullupContext *s)
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{
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#if HAVE_YASM
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_MMX(cpu_flags)) {
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s->diff = ff_pullup_filter_diff_mmx;
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s->comb = ff_pullup_filter_comb_mmx;
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s->var = ff_pullup_filter_var_mmx;
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}
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#endif
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}
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