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libavcodec
flacdsp.h
Go to the documentation of this file.
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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 AVCODEC_FLACDSP_H
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#define AVCODEC_FLACDSP_H
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#include <stdint.h>
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#include "
libavutil/samplefmt.h
"
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typedef
struct
FLACDSPContext
{
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void
(*
decorrelate
[4])(
uint8_t
**
out
,
int32_t
**
in
,
int
channels,
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int
len
,
int
shift);
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void
(*
lpc
)(
int32_t
*
samples
,
const
int
coeffs
[32],
int
order,
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int
qlevel,
int
len
);
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void
(*
lpc_encode
)(
int32_t
*res,
const
int32_t
*smp,
int
len
,
int
order,
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const
int32_t
*coefs,
int
shift);
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}
FLACDSPContext
;
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void
ff_flacdsp_init
(
FLACDSPContext
*c,
enum
AVSampleFormat
fmt,
int
bps
);
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void
ff_flacdsp_init_arm
(
FLACDSPContext
*c,
enum
AVSampleFormat
fmt,
int
bps
);
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#endif
/* AVCODEC_FLACDSP_H */
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