/*
* (C) Copyright 2013 Kurento (http://kurento.org/)
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public License
* (LGPL) version 2.1 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl-2.1.html
*
* 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.
*
*/
package com.kurento.demo.campusparty;
import com.kurento.kmf.content.ContentEvent;
import com.kurento.kmf.content.HttpPlayerHandler;
import com.kurento.kmf.content.HttpPlayerService;
import com.kurento.kmf.content.HttpPlayerSession;
import com.kurento.kmf.media.HttpGetEndpoint;
import com.kurento.kmf.media.MediaPipeline;
import com.kurento.kmf.media.PlayerEndpoint;
import com.kurento.kmf.media.ZBarFilter;
import com.kurento.kmf.media.events.CodeFoundEvent;
import com.kurento.kmf.media.events.MediaEventListener;
import com.kurento.kmf.media.factory.MediaPipelineFactory;
/**
* HTTP Player Handler; tunnel strategy; JSON control protocol; it creates a
* player end point in the media server with a WEBM video, and a Jack Vader
* Filter is connected to this player. This filter detects human faces an put
* them a pirate hut.
*
* @author Luis López (llopez@gsyc.es)
* @author Boni García (bgarcia@gsyc.es)
* @since 1.0.0
*/
@HttpPlayerService(name = "PlayerJsonEvents", path = "/playerJsonEvents", redirect = true, useControlProtocol = true)
public class PlayerJsonWithFilterHandler extends HttpPlayerHandler {
@Override
public void onContentRequest(final HttpPlayerSession session)
throws Exception {
MediaPipelineFactory mpf = session.getMediaPipelineFactory();
MediaPipeline mp = mpf.create();
PlayerEndpoint player = mp.newPlayerEndpoint(
"http://files.kurento.org/video/barcodes.webm").build();
session.setAttribute("player", player);
ZBarFilter zBarFilter = mp.newZBarFilter().build();
player.connect(zBarFilter);
HttpGetEndpoint httpEP = mp.newHttpGetEndpoint().terminateOnEOS()
.build();
zBarFilter.connect(httpEP);
session.start(httpEP);
session.setAttribute("eventValue", "");
zBarFilter
.addCodeFoundListener(new MediaEventListener<CodeFoundEvent>() {
@Override
public void onEvent(CodeFoundEvent event) {
if (session.getAttribute("eventValue").toString()
.equals(event.getValue())) {
return;
}
session.setAttribute("eventValue", event.getValue());
session.publishEvent(new ContentEvent(event.getType(),
event.getValue()));
}
});
}
@Override
public void onContentStarted(HttpPlayerSession session) {
PlayerEndpoint playerEndpoint = (PlayerEndpoint) session
.getAttribute("player");
playerEndpoint.play();
}
}