pjsip-pjproject/pjmedia/include/pjmedia-codec/amr_sdp_match.h

61 lines
2.4 KiB
C

/*
* Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
* Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
*
* 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_AMR_SDP_MATCH_H__
#define __PJMEDIA_CODEC_AMR_SDP_MATCH_H__
/**
* @file g7221_sdp_match.h
* @brief Special SDP format match for AMR-NB and AMR-WB.
*/
#include <pjmedia/sdp_neg.h>
PJ_BEGIN_DECL
/* Match AMR-NB and AMR-WB format in the SDP media offer and answer. This
* function will match some AMR settings in the SDP format parameters, i.e:
* octet-align, crc, robust-sorting, interleaving. Note that, for answerer,
* if octet-align mode needs to be adaptable to offerer setting, application
* should set #PJMEDIA_SDP_NEG_FMT_MATCH_ALLOW_MODIFY_ANSWER in the option.
*
* @param pool The memory pool.
* @param offer The SDP media offer.
* @param o_fmt_idx Index of the AMR format in the SDP media offer.
* @param answer The SDP media answer.
* @param a_fmt_idx Index of the AMR format in the SDP media answer.
* @param option The format matching option, see
* #pjmedia_sdp_neg_fmt_match_flag.
*
* @return PJ_SUCCESS when the formats in offer and answer match.
*/
PJ_DECL(pj_status_t) pjmedia_codec_amr_match_sdp( pj_pool_t *pool,
pjmedia_sdp_media *offer,
unsigned o_fmt_idx,
pjmedia_sdp_media *answer,
unsigned a_fmt_idx,
unsigned option);
PJ_END_DECL
#endif /* __PJMEDIA_CODEC_AMR_SDP_MATCH_H__ */