--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jlibrtp/RTCPAVPFIntf.java	Sat Mar 14 22:15:41 2009 +0100
@@ -0,0 +1,96 @@
+/**
+ * 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 the callback interface for the AVPF profile (RFC 4585)
+ * 
+ * It is optional, you do not have to register it.
+ * 
+ * If there are specific events you wish to ignore,
+ * you can simply implement empty functions.
+ * 
+ * These are all syncrhonous, make sure to return quickly
+ * or do the handling in a new thread.
+ * 
+ * @author Arne Kepp
+ */
+public interface RTCPAVPFIntf {	
+	
+	/**
+	 * This function is called when a 
+	 * Picture Loss Indication (PLI, FMT = 1) is received
+	 * 
+	 * @param ssrcPacketSender the SSRC of the participant reporting loss of picture
+	 */
+	public void PSFBPktPictureLossReceived(
+			long ssrcPacketSender);
+	
+	/**
+	 * This function is called when a
+	 * Slice Loss Indication (SLI, FMT=2) is received
+	 * 
+	 * @param ssrcPacketSender the SSRC of the participant reporting loss of slice(s)
+	 * @param sliceFirst macroblock address of first macroblock
+	 * @param sliceNumber number of lost macroblocks, in scan order
+	 * @param slicePictureId the six least significant bits of the picture identifier 
+	 */
+	public void PSFBPktSliceLossIndic(
+			long ssrcPacketSender,
+			int[] sliceFirst, int[] sliceNumber, int[] slicePictureId);
+	
+	/**
+	 * This function is called when a
+	 * Reference Picture Selection Indication (RPSI, FMT=3) is received
+	 * 
+	 * @param ssrcPacketSender the SSRC of the participant reporting the selection
+	 * @param rpsiPayloadType the RTP payload type related to the RPSI bit string
+	 * @param rpsiBitString the RPSI information as natively defined by the video codec
+	 * @param rpsiPaddingBits the number of padding bits at the end of the string
+	 */
+	public void PSFBPktRefPictureSelIndic(
+			long ssrcPacketSender,
+			int rpsiPayloadType, byte[] rpsiBitString, int rpsiPaddingBits);
+	
+	/**
+	 * This function is called when a 
+	 * Transport Layer Feedback Messages is received
+	 * 
+	 * @param ssrcPacketSender
+	 * @param alfBitString
+	 */
+	public void PSFBPktAppLayerFBReceived(
+			long ssrcPacketSender,
+			byte[] alfBitString);
+
+	/**
+	 * This function is called when a 
+	 * Transport Layer Feedback Messages is received
+	 * 
+	 * @param ssrcPacketSender 
+	 * @param FMT 1: NACK, 0,2-30: unassigned, 31: reserved
+	 * @param packetID the RTP sequence number of the lost packet
+	 * @param bitmaskLostPackets the bitmask of following lost packets
+	 */
+	public void RTPFBPktReceived(
+			long ssrcPacketSender,
+			int FMT, int[] packetID, int[] bitmaskLostPackets);
+}
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