/** {@inheritDoc} */
@Override
public RawPacket transform(RawPacket pkt) {
if (pkt == null) {
return pkt;
}
RTCPCompoundPacket inPacket;
try {
inPacket =
(RTCPCompoundPacket)
parser.parse(pkt.getBuffer(), pkt.getOffset(), pkt.getLength());
} catch (BadFormatException e) {
logger.warn("Failed to terminate an RTCP packet. " + "Dropping packet.");
return null;
}
// Update our RTCP stats map (timestamps). This operation is
// read-only.
remoteClockEstimator.apply(inPacket);
cnameRegistry.update(inPacket);
// Remove SRs and RRs from the RTCP packet.
pkt = feedbackGateway.gateway(inPacket);
return pkt;
}
@Override
public RawPacket transform(RawPacket p) {
// Update octets and packets sent in SRs.
RTCPCompoundPacket compound;
try {
compound = (RTCPCompoundPacket) parser.parse(p.getBuffer(), p.getOffset(), p.getLength());
} catch (BadFormatException e) {
logger.warn("Failed to terminate an RTCP packet. Dropping it.");
return null;
}
if (srGateway.gateway(compound)) {
return generator.apply(compound);
} else {
// If the RTCP packet hasn't been modified, send the input
// without regenerating it (i.e. optimize).
return p;
}
}