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ffmpeg-2.8.5

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git-svn-id: svn://kolibrios.org@6147 a494cfbc-eb01-0410-851d-a64ba20cac60
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Sergey Semyonov (Serge)
2016-02-05 22:08:02 +00:00
parent a08f61ddb9
commit a4b787f4b8
5429 changed files with 1356786 additions and 0 deletions
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68
contrib/sdk/sources/ffmpeg/ffmpeg-2.8/libswresample/resample_dsp.c Normal file
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/*
* audio resampling
* Copyright (c) 2004-2012 Michael Niedermayer <michaelni@gmx.at>
*
* 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
*/
/**
* @file
* audio resampling
* @author Michael Niedermayer <michaelni@gmx.at>
*/
#include "resample.h"
#define TEMPLATE_RESAMPLE_S16
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_S16
#define TEMPLATE_RESAMPLE_S32
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_S32
#define TEMPLATE_RESAMPLE_FLT
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_FLT
#define TEMPLATE_RESAMPLE_DBL
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_DBL
void swri_resample_dsp_init(ResampleContext *c)
{
switch(c->format){
case AV_SAMPLE_FMT_S16P:
c->dsp.resample_one = resample_one_int16;
c->dsp.resample = c->linear ? resample_linear_int16 : resample_common_int16;
break;
case AV_SAMPLE_FMT_S32P:
c->dsp.resample_one = resample_one_int32;
c->dsp.resample = c->linear ? resample_linear_int32 : resample_common_int32;
break;
case AV_SAMPLE_FMT_FLTP:
c->dsp.resample_one = resample_one_float;
c->dsp.resample = c->linear ? resample_linear_float : resample_common_float;
break;
case AV_SAMPLE_FMT_DBLP:
c->dsp.resample_one = resample_one_double;
c->dsp.resample = c->linear ? resample_linear_double : resample_common_double;
break;
}
if (ARCH_X86) swri_resample_dsp_x86_init(c);
}