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libswresample
audioconvert.h
Go to the documentation of this file.
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/*
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* audio conversion
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* Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
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* Copyright (c) 2008 Peter Ross
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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 SWR_AUDIOCONVERT_H
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#define SWR_AUDIOCONVERT_H
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#include "
swresample_internal.h
"
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#include "libavutil/cpu.h"
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typedef
void
(
conv_func_type
)(
uint8_t
*po,
const
uint8_t
*pi,
int
is,
int
os,
uint8_t
*
end
);
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typedef
void
(
simd_func_type
)(
uint8_t
**
dst
,
const
uint8_t
**src,
int
len
);
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typedef
struct
AudioConvert
{
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int
channels
;
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int
in_simd_align_mask
;
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int
out_simd_align_mask
;
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conv_func_type
*
conv_f
;
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simd_func_type
*
simd_f
;
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const
int
*
ch_map
;
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uint8_t
silence
[8];
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}
AudioConvert
;
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AudioConvert
*
swri_audio_convert_alloc
(
enum
AVSampleFormat
out_fmt,
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enum
AVSampleFormat
in_fmt,
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int
channels,
const
int
*ch_map,
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int
flags
);
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void
swri_audio_convert_free
(
AudioConvert
**ctx);
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int
swri_audio_convert
(
AudioConvert
*ctx,
AudioData
*
out
,
AudioData
*
in
,
int
len
);
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#endif
/* AUDIOCONVERT_H */
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1.8.1.2