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46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/*
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* Copyright (c) 2015 Paul B Mahol
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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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#include "libavcodec/takdsp.h"
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#include "libavutil/x86/cpu.h"
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#include "config.h"
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void ff_tak_decorrelate_ls_sse2(int32_t *p1, int32_t *p2, int length);
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void ff_tak_decorrelate_sr_sse2(int32_t *p1, int32_t *p2, int length);
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void ff_tak_decorrelate_sm_sse2(int32_t *p1, int32_t *p2, int length);
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void ff_tak_decorrelate_sf_sse4(int32_t *p1, int32_t *p2, int length, int dshift, int dfactor);
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av_cold void ff_takdsp_init_x86(TAKDSPContext *c)
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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_SSE2(cpu_flags)) {
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c->decorrelate_ls = ff_tak_decorrelate_ls_sse2;
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c->decorrelate_sr = ff_tak_decorrelate_sr_sse2;
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c->decorrelate_sm = ff_tak_decorrelate_sm_sse2;
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}
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if (EXTERNAL_SSE4(cpu_flags)) {
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c->decorrelate_sf = ff_tak_decorrelate_sf_sse4;
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}
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#endif
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}
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