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/*
* Copyright (C) 2009-2010 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO 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 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO 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 DOUBANGO.
*
*/
/**@file tdav_codec_g729.h
* @brief G729a codec.
* Source from: http://www.itu.int/rec/T-REC-G.729-199611-S!AnnA/en
*
* @author Mamadou Diop <diopmamadou(at)doubango.org>
*
* @date Created: Sat Nov 8 16:54:58 2009 mdiop
*/
#ifndef TINYDAV_CODEC_G729_H
#define TINYDAV_CODEC_G729_H
#include "tinydav_config.h"
#if HAVE_G729
#include "tinymedia/tmedia_codec.h"
#include "g729b/typedef.h"
#include "g729b/ld8a.h"
TDAV_BEGIN_DECLS
/** G.729abb codec */
typedef struct tdav_codec_g729ab_s
{
TMEDIA_DECLARE_CODEC_AUDIO;
struct{
Word16 prm[PRM_SIZE+1]; /* Analysis parameters + frame type */
Word16 serial[SERIAL_SIZE]; /* Output bitstream buffer */
Word16 frame; /* frame counter */
/* For G.729B */
Word16 vad_enable;
} encoder;
struct{
Word16 serial[SERIAL_SIZE]; /* Serial stream */
Word16 synth_buf[L_FRAME+M], *synth; /* Synthesis */
Word16 parm[PRM_SIZE+2]; /* Synthesis parameters */
Word16 Az_dec[MP1*2]; /* Decoded Az for post-filter */
Word16 T2[2]; /* Pitch lag for 2 subframes */
/* For G.729B */
Word16 Vad;
} decoder;
}
tdav_codec_g729ab_t;
TINYDAV_GEXTERN const tmedia_codec_plugin_def_t *tdav_codec_g729ab_plugin_def_t;
TDAV_END_DECLS
#endif /* TINYDAV_CODEC_G729_H */
#endif
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