D-Modem/pjproject-2.11.1/pjmedia/include/pjmedia-codec/opencore_amr.h
2021-10-29 14:41:03 -04:00

146 lines
3.8 KiB
C

/* $Id$ */
/*
* Copyright (C) 2011-2013 Teluu Inc. (http://www.teluu.com)
* Copyright (C) 2011 Dan Arrhenius <dan@keystream.se>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PJMEDIA_CODEC_OPENCORE_AMR_H__
#define __PJMEDIA_CODEC_OPENCORE_AMR_H__
#include <pjmedia-codec/types.h>
/**
* @defgroup PJMED_OC_AMR OpenCORE AMR Codec
* @ingroup PJMEDIA_CODEC_CODECS
* @brief AMRCodec wrapper for OpenCORE AMR codec
* @{
*/
PJ_BEGIN_DECL
/**
* Bitmask options to be passed during AMR codec factory initialization.
*/
enum pjmedia_amr_options
{
PJMEDIA_AMR_NO_NB = 1, /**< Disable narrowband mode. */
PJMEDIA_AMR_NO_WB = 2, /**< Disable wideband mode. */
};
/**
* Settings. Use #pjmedia_codec_opencore_amrnb/wb_set_config() to
* activate.
*/
typedef struct pjmedia_codec_amr_config
{
/**
* Control whether to use octent align.
*/
pj_bool_t octet_align;
/**
* Set the bitrate.
*/
unsigned bitrate;
} pjmedia_codec_amr_config;
typedef pjmedia_codec_amr_config pjmedia_codec_amrnb_config;
typedef pjmedia_codec_amr_config pjmedia_codec_amrwb_config;
/**
* Initialize and register AMR codec factory to pjmedia endpoint.
*
* @param endpt The pjmedia endpoint.
* @param options Bitmask of pjmedia_amr_options (default=0).
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amr_init(pjmedia_endpt* endpt,
unsigned options);
/**
* Initialize and register AMR codec factory using default settings to
* pjmedia endpoint.
*
* @param endpt The pjmedia endpoint.
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t)
pjmedia_codec_opencore_amr_init_default(pjmedia_endpt* endpt);
/**
* Unregister AMR codec factory from pjmedia endpoint and deinitialize
* the OpenCORE codec library.
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amr_deinit(void);
/**
* Initialize and register AMR-NB codec factory to pjmedia endpoint. Calling
* this function will automatically initialize AMR codec factory without
* the wideband mode (i.e. it is equivalent to calling
* #pjmedia_codec_opencore_amr_init() with PJMEDIA_AMR_NO_WB). Application
* should call #pjmedia_codec_opencore_amr_init() instead if wishing to use
* both modes.
*
* @param endpt The pjmedia endpoint.
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_init(pjmedia_endpt* endpt);
/**
* Unregister AMR-NB codec factory from pjmedia endpoint and deinitialize
* the OpenCORE codec library.
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_deinit(void);
/**
* Set AMR-NB parameters.
*
* @param cfg The settings;
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_set_config(
const pjmedia_codec_amrnb_config* cfg);
/**
* Set AMR-WB parameters.
*
* @param cfg The settings;
*
* @return PJ_SUCCESS on success.
*/
PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrwb_set_config(
const pjmedia_codec_amrwb_config* cfg);
PJ_END_DECL
/**
* @}
*/
#endif /* __PJMEDIA_CODEC_OPENCORE_AMRNB_H__ */