rtpsignaltable.h

mediastreamer2是开源的网络传输媒体流的库

/*
  The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.
  Copyright (C) 2001  Simon MORLAT [e-mail]

  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 rtpsignaltable_h
#define rtpsignaltable_h

#define RTP_CALLBACK_TABLE_MAX_ENTRIES	5

typedef void (*RtpCallback)(struct _RtpSession *, ...);

struct _RtpSignalTable
{
	RtpCallback callback[RTP_CALLBACK_TABLE_MAX_ENTRIES];
	unsigned long user_data[RTP_CALLBACK_TABLE_MAX_ENTRIES];
	struct _RtpSession *session;
	const char *signal_name;
	int count;
};

typedef struct _RtpSignalTable RtpSignalTable;

void rtp_signal_table_init(RtpSignalTable *table,struct _RtpSession *session, const char *signal_name);

int rtp_signal_table_add(RtpSignalTable *table,RtpCallback cb, unsigned long user_data);

void rtp_signal_table_emit(RtpSignalTable *table);

/* emit but with a second arg */
void rtp_signal_table_emit2(RtpSignalTable *table, unsigned long arg);

/* emit but with a third arg */
void rtp_signal_table_emit3(RtpSignalTable *table, unsigned long arg1, unsigned long arg2);

int rtp_signal_table_remove_by_callback(RtpSignalTable *table,RtpCallback cb);

#endif