/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License") + you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.openmeetings.data.flvrecord.listener.async;
import static org.apache.openmeetings.util.OpenmeetingsVariables.webAppRootKey;
import static org.red5.server.net.rtmp.event.VideoData.FrameType.KEYFRAME;
import java.util.Date;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.openmeetings.db.dao.record.FlvRecordingMetaDataDao;
import org.apache.openmeetings.db.entity.record.FlvRecordingMetaData;
import org.red5.io.ITag;
import org.red5.io.flv.impl.Tag;
import org.red5.logging.Red5LoggerFactory;
import org.red5.server.api.scope.IScope;
import org.slf4j.Logger;
public class StreamVideoWriter extends BaseStreamWriter {
private static final Logger log = Red5LoggerFactory.getLogger(StreamVideoWriter.class, webAppRootKey);
private Date startedSessionScreenTimeDate = null;
public StreamVideoWriter(String streamName, IScope scope, Long metaDataId, boolean isScreenData,
boolean isInterview, FlvRecordingMetaDataDao metaDataDao) {
super(streamName, scope, metaDataId, isScreenData, metaDataDao);
}
@Override
public void packetReceived(CachedEvent streampacket) {
try {
int timeStamp = streampacket.getTimestamp();
log.trace("incoming timeStamp :: " + timeStamp);
if (startTimeStamp == -1 && KEYFRAME != streampacket.getFrameType()) {
//skip until keyframe
log.trace("no KEYFRAME, skipping ::" + streampacket.getFrameType());
return;
}
if (timeStamp <= 0) {
log.warn("Negative TimeStamp");
return;
}
IoBuffer data = streampacket.getData().asReadOnlyBuffer();
if (data.limit() == 0) {
log.trace("Data.limit() == 0");
return;
}
Date virtualTime = streampacket.getCurrentTime();
if (startedSessionScreenTimeDate == null) {
startedSessionScreenTimeDate = virtualTime;
FlvRecordingMetaData metaData = metaDataDao.get(metaDataId);
metaData.setRecordStart(virtualTime);
metaDataDao.update(metaData);
}
if (startTimeStamp == -1) {
// That will be not bigger then long value
startTimeStamp = timeStamp;
}
timeStamp -= startTimeStamp;
log.trace("timeStamp :: " + timeStamp);
ITag tag = new Tag();
tag.setDataType(streampacket.getDataType());
tag.setBodySize(data.limit());
tag.setTimestamp(timeStamp);
tag.setBody(data);
writer.writeTag(tag);
} catch (Exception e) {
log.error("[packetReceived]", e);
}
}
@Override
protected void internalCloseStream() {
}
}