/*
* Copyright (C) 2005 Luca Veltri - University of Parma - Italy
*
* This source code 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 source code 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 source code; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author(s):
* Luca Veltri (luca.veltri@unipr.it)
*/
package local.net;
import java.net.DatagramSocket;
import java.io.IOException;
/** This class represents a RTP flow for receiving rtp packets.
*/
public class RtpInputFlow extends RtpFlow
{
static final int MAX_PACKET_SIZE=1500;
/** Buffered RTP packet */
RtpPacket packet;
/** Creates a new RTP input flow */
public RtpInputFlow(DatagramSocket datagram_socket)
{ super();
socket=new RtpSocket(datagram_socket);
byte[] buff=new byte[MAX_PACKET_SIZE];
packet=new RtpPacket(buff,0);
}
/** Receives a block of RTP data */
public byte[] receive() throws IOException
{ socket.receive(packet);
padding=packet.hasPadding();
extension=packet.hasExtension();
csrc_count=packet.getCscrCount();
marker=packet.hasMarker();
payload_type=packet.getPayloadType();
sequence_number=packet.getSequenceNumber();
timestamp=packet.getTimestamp();
ssrc=packet.getSscr();
csrc_list=packet.getCscrList();
initialized=true;
return packet.getPayload();
}
}