mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-18 05:24:42 +00:00
9765caec1b
* qatar/master: adpcm: split ADPCM encoders and decoders into separate files. doc/avconv: fix typo. rv34: check that subsequent slices have the same type as first one. smacker demuxer: handle possible av_realloc() failure. lavfi: add split filter from soc. lavfi: add showinfo filter libxavs: add private options corresponding to deprecated global options Conflicts: Changelog libavcodec/adpcm.c libavfilter/avfilter.h libavfilter/vf_showinfo.c libavfilter/vf_split.c libavformat/smacker.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
|
|
* Copyright (c) 2001-2003 The ffmpeg Project
|
|
*
|
|
* 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
|
|
* ADPCM encoder/decoder common header.
|
|
*/
|
|
|
|
#ifndef AVCODEC_ADPCM_H
|
|
#define AVCODEC_ADPCM_H
|
|
|
|
#define BLKSIZE 1024
|
|
|
|
typedef struct ADPCMChannelStatus {
|
|
int predictor;
|
|
short int step_index;
|
|
int step;
|
|
/* for encoding */
|
|
int prev_sample;
|
|
|
|
/* MS version */
|
|
short sample1;
|
|
short sample2;
|
|
int coeff1;
|
|
int coeff2;
|
|
int idelta;
|
|
} ADPCMChannelStatus;
|
|
|
|
#endif /* AVCODEC_ADPCM_H */
|