diff -rupN --exclude=Makefile live/liveMedia/include/RTPSource.hh live.2009.02.23/liveMedia/include/RTPSource.hh
--- live/liveMedia/include/RTPSource.hh	2009-03-25 16:20:34.000000000 -0400
+++ live.2009.02.23/liveMedia/include/RTPSource.hh	2009-02-23 05:03:54.000000000 -0500
@@ -76,10 +76,6 @@ public:
   u_int16_t curPacketRTPSeqNum() const { return fCurPacketRTPSeqNum; }
   u_int32_t curPacketRTPTimestamp() const { return fCurPacketRTPTimestamp; }
 
-  // This is used to set a callback to retrieve the RTP Header Extension data
-  typedef void (*RtpExtHdrCallback_t)(uint16_t profile, uint16_t len, uint8_t* pHdrData, void* pPriv);
-  void setRtpExtHdrCallback( RtpExtHdrCallback_t callback, void* pPriv ) { fRtpExtHdrCallback = callback; fRtpExtHdrCallbackPrivData = pPriv;}
-
 protected:
   RTPSource(UsageEnvironment& env, Groupsock* RTPgs,
 	    unsigned char rtpPayloadFormat, u_int32_t rtpTimestampFrequency);
@@ -93,8 +89,6 @@ protected:
   Boolean fCurPacketMarkerBit;
   Boolean fCurPacketHasBeenSynchronizedUsingRTCP;
   u_int32_t fLastReceivedSSRC;
-  RtpExtHdrCallback_t fRtpExtHdrCallback;
-  void*               fRtpExtHdrCallbackPrivData;
 
 private:
   // redefined virtual functions:
diff -rupN --exclude=Makefile live/liveMedia/MultiFramedRTPSource.cpp live.2009.02.23/liveMedia/MultiFramedRTPSource.cpp
--- live/liveMedia/MultiFramedRTPSource.cpp	2009-03-30 08:49:05.000000000 -0400
+++ live.2009.02.23/liveMedia/MultiFramedRTPSource.cpp	2009-02-23 05:03:54.000000000 -0500
@@ -71,8 +71,6 @@ MultiFramedRTPSource
 
   // Try to use a big receive buffer for RTP:
   increaseReceiveBufferTo(env, RTPgs->socketNum(), 50*1024);
-
-  fRtpExtHdrCallback = NULL;
 }
 
 void MultiFramedRTPSource::reset() {
@@ -248,16 +246,11 @@ void MultiFramedRTPSource::networkReadHa
     ADVANCE(cc*4);
 
     // Check for (& ignore) any RTP header extension
-    // If a callback is set we pass any header extension info to it
     if (rtpHdr&0x10000000) {
       if (bPacket->dataSize() < 4) break;
       unsigned extHdr = ntohl(*(unsigned*)(bPacket->data())); ADVANCE(4);
       unsigned remExtSize = 4*(extHdr&0xFFFF);
       if (bPacket->dataSize() < remExtSize) break;
-      if( source->fRtpExtHdrCallback )
-      {
-         source->fRtpExtHdrCallback(extHdr>>16, remExtSize, bPacket->data(), source->fRtpExtHdrCallbackPrivData);
-      }
       ADVANCE(remExtSize);
     }