diff -r 537ddd8aa407 -r 2036ebfaccda src/jlibrtp/PktBufNode.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jlibrtp/PktBufNode.java	Fri Nov 20 19:29:42 2009 +0100
@@ -0,0 +1,71 @@
+/**
+ * Java RTP Library (jlibrtp)
+ * Copyright (C) 2006 Arne Kepp
+ * 
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+package jlibrtp;
+
+/**
+ * This is a four-directional data structures used for the frame buffer, i.e.
+ * buffer for pkts that need to be assimilated into complete frames.
+ * 
+ * All the actual work is done by PktBuffer.
+ * 
+ * @author Arne Kepp
+ * 
+ */
+public class PktBufNode {
+	/** The next node (RTP Timestamp), looking from the back -> next means older */
+	protected PktBufNode nextFrameQueueNode = null;
+	/**
+	 * The previous node (RTP Timestmap), looking from the back -> prev means
+	 * newer
+	 */
+	protected PktBufNode prevFrameQueueNode = null;
+	/**
+	 * The next node within the frame, i.e. higher sequence number, same RTP
+	 * timestamp
+	 */
+	protected PktBufNode nextFrameNode = null;
+	/** Number of packets with the same RTP timestamp */
+	protected int pktCount;
+	/** The RTP timeStamp associated with this node */
+	protected long timeStamp;
+	/** The sequence number associated with this node */
+	protected int seqNum;
+	/** The payload, a parsed RTP Packet */
+	protected RtpPkt pkt = null;
+
+	/**
+	 * Create a new packet buffer node based on a packet
+	 * 
+	 * @param aPkt
+	 *            the packet
+	 */
+	protected PktBufNode(RtpPkt aPkt) {
+		initPktBufNode(aPkt);
+	}
+	
+	public PktBufNode(){
+	}
+	
+	public void initPktBufNode(RtpPkt aPkt) {
+		pkt = aPkt;
+		timeStamp = aPkt.getTimeStamp();
+		seqNum = aPkt.getSeqNumber();
+		pktCount = 1;
+	}
+}