VideoStreamSessionManager.java
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package com.genersoft.iot.vmp.gb28181.session;
import java.util.concurrent.ConcurrentHashMap;
import javax.sip.ClientTransaction;
import org.springframework.stereotype.Component;
/**
* @Description:视频流session管理器，管理视频预览、预览回放的通信句柄
* @author: swwheihei
* @date: 2020年5月13日 下午4:03:02
*/
@Component
public class VideoStreamSessionManager {
private ConcurrentHashMap<String, ClientTransaction> sessionMap = new ConcurrentHashMap<>();
private ConcurrentHashMap<String, String> ssrcMap = new ConcurrentHashMap<>();
private ConcurrentHashMap<String, String> streamIdMap = new ConcurrentHashMap<>();
public String createPlaySsrc(){
return SsrcUtil.getPlaySsrc();
}
public String createPlayBackSsrc(){
return SsrcUtil.getPlayBackSsrc();
}
public void put(String deviceId, String channelId ,String ssrc, String streamId, ClientTransaction transaction){
sessionMap.put(deviceId + "_" + channelId, transaction);
ssrcMap.put(deviceId + "_" + channelId, ssrc);
streamIdMap.put(deviceId + "_" + channelId, streamId);
}
public ClientTransaction getTransaction(String deviceId, String channelId){
return sessionMap.get(deviceId + "_" + channelId);
}
public String getStreamId(String deviceId, String channelId){
return streamIdMap.get(deviceId + "_" + channelId);
}
public void remove(String deviceId, String channelId) {
sessionMap.remove(deviceId + "_" + channelId);
SsrcUtil.releaseSsrc(ssrcMap.get(deviceId + "_" + channelId));
ssrcMap.remove(deviceId + "_" + channelId);
}
}