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libavresample
audio_mix.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2012 Justin Ruggles <justin.ruggles@gmail.com>
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 AVRESAMPLE_AUDIO_MIX_H
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#define AVRESAMPLE_AUDIO_MIX_H
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#include <stdint.h>
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#include "libavutil/samplefmt.h"
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#include "
avresample.h
"
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#include "
internal.h
"
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#include "
audio_data.h
"
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typedef
void
(
mix_func
)(
uint8_t
**src,
void
**matrix,
int
len
,
int
out_ch,
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int
in_ch);
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void
ff_audio_mix_set_func
(
AudioMix
*am,
enum
AVSampleFormat
fmt
,
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enum
AVMixCoeffType
coeff_type,
int
in_channels,
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int
out_channels,
int
ptr_align,
int
samples_align,
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const
char
*descr,
void
*
mix_func
);
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AudioMix
*
ff_audio_mix_alloc
(
AVAudioResampleContext
*avr);
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void
ff_audio_mix_free
(
AudioMix
**am);
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int
ff_audio_mix
(
AudioMix
*am,
AudioData
*src);
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int
ff_audio_mix_get_matrix
(
AudioMix
*am,
double
*matrix,
int
stride
);
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int
ff_audio_mix_set_matrix
(
AudioMix
*am,
const
double
*matrix,
int
stride
);
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/* arch-specific initialization functions */
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void
ff_audio_mix_init_x86
(
AudioMix
*am);
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#endif
/* AVRESAMPLE_AUDIO_MIX_H */
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