/**
* Accepts an incoming call. Callback function called when arriving a new INVITE method (incoming
* call)
*/
public void onCallIncoming(
Call call,
NameAddress callee,
NameAddress caller,
String sdp,
Message invite) { // printLog("INCOMING");
call.ring();
String local_session;
if (sdp != null && sdp.length() > 0) {
SessionDescriptor remote_sdp = new SessionDescriptor(sdp);
SessionDescriptor local_sdp = new SessionDescriptor(call.getLocalSessionDescriptor());
SessionDescriptor new_sdp =
new SessionDescriptor(
remote_sdp.getOrigin(),
remote_sdp.getSessionName(),
local_sdp.getConnection(),
local_sdp.getTime());
new_sdp.addMediaDescriptors(local_sdp.getMediaDescriptors());
new_sdp = SdpTools.sdpMediaProduct(new_sdp, remote_sdp.getMediaDescriptors());
new_sdp = SdpTools.sdpAttirbuteSelection(new_sdp, "rtpmap");
local_session = new_sdp.toString();
} else local_session = call.getLocalSessionDescriptor();
// accept immediatly
call.accept(local_session);
}
/* HSC CHANGES START */
public static SessionDescriptor sdpAttirbuteSelection(SessionDescriptor sdp, String a_name) {
Vector<MediaDescriptor> new_media = new Vector<MediaDescriptor>();
for (Enumeration<MediaDescriptor> e = sdp.getMediaDescriptors().elements();
e.hasMoreElements(); ) {
/* HSC CHANGES END */
MediaDescriptor md = e.nextElement();
AttributeField attr = md.getAttribute(a_name);
if (attr != null) {
new_media.addElement(new MediaDescriptor(md.getMedia(), md.getConnection(), attr));
}
}
SessionDescriptor new_sdp = new SessionDescriptor(sdp);
new_sdp.removeMediaDescriptors();
new_sdp.addMediaDescriptors(new_media);
return new_sdp;
}