register_media.c

linux下的rtp的实例源代码

/* * 
 *  $Id$
 *  
 *  This file is part of Fenice
 *
 *  Fenice -- Open Media Server
 *
 *  Copyright (C) 2004 by
 *  	
 *	- Giampaolo Mancini	<[e-mail]>
 *	- Francesco Varano	<[e-mail]>
 *	- Marco Penno		<[e-mail]>
 *	- Federico Ridolfo	<[e-mail]>
 *	- Eugenio Menegatti 	<[e-mail]>
 *	- Stefano Cau
 *	- Giuliano Emma
 *	- Stefano Oldrini
 * 
 *  Fenice 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.
 *
 *  Fenice 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 Fenice; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *  
 * */

#include <string.h> /*strcmp*/
#include <stdlib.h> /*calloc*/
#include <fenice/utils.h>
#include <fenice/mediainfo.h>
#include <fenice/mpeg4es.h>
#include <fenice/h26l.h>
#include <fenice/mp3.h>
#include <fenice/gsm.h>
#include <fenice/pcm.h>
#include <fenice/mpeg_system.h>
#include <fenice/mpeg_ts.h>
#include <fenice/mpeg.h>
#include <fenice/rtp_shm.h>
#include <fenice/fnc_log.h>

/*
 * \fn register_media
 * 	\brief register pointer functions in order to load, read, free media bitstream.
 *	\param media_entry *me .
 */
int register_media(media_entry *me){
	if(strcmp(me->description.encoding_name,"MP4V-ES")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_MP4ES;		
		me->media_handler->load_media=load_MP4ES;		
		me->media_handler->read_media=read_MPEG4ES_video;		
	}
	else if(strcmp(me->description.encoding_name,"MPV")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_MPV;		
		me->media_handler->load_media=load_MPV;		
		me->media_handler->read_media=read_MPEG_video;		
	}
	else if(strcmp(me->description.encoding_name,"MPA")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_MPA;		
		me->media_handler->load_media=load_MPA;		
		me->media_handler->read_media=read_MP3;		
	}
	else if(strcmp(me->description.encoding_name,"GSM")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_GSM;		
		me->media_handler->load_media=load_GSM;		
		me->media_handler->read_media=read_GSM;		
	}
	else if(strcmp(me->description.encoding_name,"L16")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_L16;		
		me->media_handler->load_media=load_L16;		
		me->media_handler->read_media=read_PCM;		
	}
	else if(strcmp(me->description.encoding_name,"H26L")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_H26L;		
		me->media_handler->load_media=load_H26L;		
		me->media_handler->read_media=read_H26L;		
	}
	else if(strcmp(me->description.encoding_name,"MP2T")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_MP2T;		
		me->media_handler->load_media=load_MP2T;		
		me->media_handler->read_media=read_MPEG_ts;		
	}
	else if(strcmp(me->description.encoding_name,"RTP_SHM")==0){
		me->media_handler = (media_fn *)calloc(1,sizeof(media_fn));
		me->media_handler->free_media=free_RTP_SHM;		
		me->media_handler->load_media=load_RTP_SHM;		
		me->media_handler->read_media=NULL; // read_RTP_SHM;		
	}
	else{
		fnc_log(FNC_LOG_ERR,"Encoding type not supported\n");
		return ERR_UNSUPPORTED_PT;
	}
	return ERR_NOERROR;
}