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/*
The mediastreamer library aims at providing modular media processing and I/O
for linphone, but also for any telephony application.
Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
This library 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.
This library 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 this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef MSILBCDECODER_H
#define MSILBCDECODER_H
#include <msfilter.h>
#include <mscodec.h>
#include <iLBC_decode.h>
/*this is the class that implements a ILBCdecoder filter*/
#define MSILBCDECODER_MAX_INPUTS 1 /* max output per filter*/
typedef struct _MSILBCDecoder
{
/* the MSILBCDecoder derivates from MSFilter, so the MSFilter object MUST be the first of the MSILBCDecoder object
in order to the object mechanism to work*/
MSFilter filter;
MSQueue *q_inputs[MSILBCDECODER_MAX_INPUTS];
MSFifo *f_outputs[MSILBCDECODER_MAX_INPUTS];
iLBC_Dec_Inst_t ilbc_dec;
int bitrate;
int ms_per_frame;
int samples_per_frame;
int bytes_per_compressed_frame;
} MSILBCDecoder;
typedef struct _MSILBCDecoderClass
{
/* the MSILBCDecoder derivates from MSFilter, so the MSFilter class MUST be the first of the MSILBCDecoder class
in order to the class mechanism to work*/
MSFilterClass tqparent_class;
} MSILBCDecoderClass;
/* PUBLIC */
/* call this before if don't load the plugin dynamically */
void ms_ilbc_codec_init();
#define MS_ILBCDECODER(filter) ((MSILBCDecoder*)(filter))
#define MS_ILBCDECODER_CLASS(klass) ((MSILBCDecoderClass*)(klass))
MSFilter * ms_ilbc_decoder_new(void);
/* FOR INTERNAL USE*/
void ms_ilbc_decoder_init(MSILBCDecoder *r);
void ms_ilbc_decoder_class_init(MSILBCDecoderClass *klass);
void ms_ilbc_decoder_destroy( MSILBCDecoder *obj);
void ms_ilbc_decoder_process(MSILBCDecoder *r);
extern MSCodecInfo ilbc_info;
#endif
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