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libavcodec
adpcm.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2001-2003 The ffmpeg Project
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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_ADPCM_H
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#define AVCODEC_ADPCM_H
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#include <stdint.h>
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#define BLKSIZE 1024
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typedef
struct
ADPCMChannelStatus
{
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int
predictor
;
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int16_t
step_index
;
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int
step
;
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/* for encoding */
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int
prev_sample
;
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/* MS version */
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int16_t
sample1
;
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int16_t
sample2
;
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int
coeff1
;
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int
coeff2
;
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int
idelta
;
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}
ADPCMChannelStatus
;
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#endif
/* AVCODEC_ADPCM_H */
ADPCMChannelStatus::coeff1
int coeff1
Definition:
adpcm.h:43
ADPCMChannelStatus::idelta
int idelta
Definition:
adpcm.h:45
ADPCMChannelStatus::prev_sample
int prev_sample
Definition:
adpcm.h:38
ADPCMChannelStatus::sample2
int16_t sample2
Definition:
adpcm.h:42
ADPCMChannelStatus::sample1
int16_t sample1
Definition:
adpcm.h:41
ADPCMChannelStatus::predictor
int predictor
Definition:
adpcm.h:34
ADPCMChannelStatus::step
int step
Definition:
adpcm.h:36
ADPCMChannelStatus
Definition:
adpcm.h:33
ADPCMChannelStatus::step_index
int16_t step_index
Definition:
adpcm.h:35
ADPCMChannelStatus::coeff2
int coeff2
Definition:
adpcm.h:44
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