/*
|
decoder.h
|
|
Copyright (C) 2011 Belledonne Communications, Grenoble, France
|
Author : Johan Pascal
|
|
This program is free software; you can redistribute it and/or
|
modify it under the terms of the GNU General Public License
|
as published by the Free Software Foundation; either version 2
|
of the License, or (at your option) any later version.
|
|
This program 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 General Public License for more details.
|
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
*/
|
#ifndef DECODER_H
|
#define DECODER_H
|
typedef struct bcg729DecoderChannelContextStruct_struct bcg729DecoderChannelContextStruct;
|
#include <stdint.h>
|
|
#ifdef _WIN32
|
#ifdef BCG729_STATIC
|
#define BCG729_VISIBILITY
|
#else
|
#ifdef BCG729_EXPORTS
|
#define BCG729_VISIBILITY __declspec(dllexport)
|
#else
|
#define BCG729_VISIBILITY __declspec(dllimport)
|
#endif
|
#endif
|
#else
|
#define BCG729_VISIBILITY __attribute__ ((visibility ("default")))
|
#endif
|
|
/*****************************************************************************/
|
/* initBcg729DecoderChannel : create context structure and initialise it */
|
/* return value : */
|
/* - the decoder channel context data */
|
/* */
|
/*****************************************************************************/
|
BCG729_VISIBILITY bcg729DecoderChannelContextStruct *initBcg729DecoderChannel(void);
|
|
/*****************************************************************************/
|
/* closeBcg729DecoderChannel : free memory of context structure */
|
/* parameters: */
|
/* -(i) decoderChannelContext : the channel context data */
|
/* */
|
/*****************************************************************************/
|
BCG729_VISIBILITY void closeBcg729DecoderChannel(bcg729DecoderChannelContextStruct *decoderChannelContext);
|
|
/*****************************************************************************/
|
/* bcg729Decoder : */
|
/* parameters: */
|
/* -(i) decoderChannelContext : the channel context data */
|
/* -(i) bitStream : 15 parameters on 80 bits */
|
/* -(i): bitStreamLength : in bytes, length of previous buffer */
|
/* -(i) frameErased: flag: true, frame has been erased */
|
/* -(i) SIDFrameFlag: flag: true, frame is a SID one */
|
/* -(i) rfc3389PayloadFlag: true when CN payload follow rfc3389 */
|
/* -(o) signal : a decoded frame 80 samples (16 bits PCM) */
|
/* */
|
/*****************************************************************************/
|
BCG729_VISIBILITY void bcg729Decoder(bcg729DecoderChannelContextStruct *decoderChannelContext, uint8_t bitStream[], uint8_t bitStreamLength, uint8_t frameErasureFlag, uint8_t SIDFrameFlag, uint8_t rfc3389PayloadFlag, int16_t signal[]);
|
#endif /* ifndef DECODER_H */
|
