| /* |
| 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 parent_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 |