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Rename ffmpeg-4.2-fit to ffmpeg-4-fit

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winlin 2021-03-02 17:48:40 +08:00
parent b19074721c
commit 27712fdda7
720 changed files with 14 additions and 14 deletions
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43
trunk/3rdparty/ffmpeg-4-fit/libavcodec/x86/celt_pvq_init.c vendored Normal file
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/*
* Opus encoder assembly optimizations
* Copyright (C) 2017 Ivan Kalvachev <ikalvachev@gmail.com>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/opus_pvq.h"
extern float ff_pvq_search_approx_sse2(float *X, int *y, int K, int N);
extern float ff_pvq_search_approx_sse4(float *X, int *y, int K, int N);
extern float ff_pvq_search_exact_avx (float *X, int *y, int K, int N);
av_cold void ff_celt_pvq_init_x86(CeltPVQ *s)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE2(cpu_flags))
s->pvq_search = ff_pvq_search_approx_sse2;
if (EXTERNAL_SSE4(cpu_flags))
s->pvq_search = ff_pvq_search_approx_sse4;
if (EXTERNAL_AVX_FAST(cpu_flags))
s->pvq_search = ff_pvq_search_exact_avx;
}