mirror of https://git.ffmpeg.org/ffmpeg.git
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/*
|
|
* Opus Silk functions/definitions
|
|
* Copyright (c) 2012 Andrew D'Addesio
|
|
* Copyright (c) 2013-2014 Mozilla Corporation
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVCODEC_OPUS_SILK_H
|
|
#define AVCODEC_OPUS_SILK_H
|
|
|
|
#include "avcodec.h"
|
|
#include "opus.h"
|
|
#include "opus_rc.h"
|
|
|
|
#define SILK_HISTORY 322
|
|
#define SILK_MAX_LPC 16
|
|
|
|
typedef struct SilkContext SilkContext;
|
|
|
|
int ff_silk_init(AVCodecContext *avctx, SilkContext **ps, int output_channels);
|
|
void ff_silk_free(SilkContext **ps);
|
|
void ff_silk_flush(SilkContext *s);
|
|
|
|
/**
|
|
* Decode the LP layer of one Opus frame (which may correspond to several SILK
|
|
* frames).
|
|
*/
|
|
int ff_silk_decode_superframe(SilkContext *s, OpusRangeCoder *rc,
|
|
float *output[2],
|
|
enum OpusBandwidth bandwidth, int coded_channels,
|
|
int duration_ms);
|
|
|
|
#endif /* AVCODEC_OPUS_SILK_H */
|