lawrencehj
2021-03-10 f840c85666369d407ff08ceb6ba30b17aa9d0d4e
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package com.genersoft.iot.vmp.gb28181.transmit.request.impl;
 
import java.util.HashMap;
import java.util.Map;
 
import javax.sip.*;
//import javax.sip.message.Request;
 
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
import com.genersoft.iot.vmp.gb28181.transmit.request.SIPRequestAbstractProcessor;
import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
 
import org.springframework.stereotype.Component;
 
/**    
 * @Description:ACK请求处理器  
 * @author: swwheihei
 * @date:   2020年5月3日 下午5:31:45     
 */
@Component
public class AckRequestProcessor extends SIPRequestAbstractProcessor {
 
    //@Autowired
    private IRedisCatchStorage redisCatchStorage;
 
    //@Autowired
    private ZLMRTPServerFactory zlmrtpServerFactory;
 
 
    /**   
     * 处理  ACK请求
     * 
     * @param evt
     */
    @Override
    public void process(RequestEvent evt) {
        //Request request = evt.getRequest();
        Dialog dialog = evt.getDialog();
        if (dialog == null) return;
        //DialogState state = dialog.getState();
        if (/*request.getMethod().equals(Request.INVITE) &&*/ dialog.getState()== DialogState.CONFIRMED) {
            String remoteUri = dialog.getRemoteParty().getURI().toString();
            String localUri = dialog.getLocalParty().getURI().toString();
            String platformGbId = remoteUri.substring(remoteUri.indexOf(":") + 1, remoteUri.indexOf("@"));
            String channelId = localUri.substring(remoteUri.indexOf(":") + 1, remoteUri.indexOf("@"));
            SendRtpItem sendRtpItem =  redisCatchStorage.querySendRTPServer(platformGbId, channelId);
            String is_Udp = sendRtpItem.isTcp() ? "0" : "1";
            String deviceId = sendRtpItem.getDeviceId();
            StreamInfo streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId);
            System.out.println(platformGbId);
            System.out.println(channelId);
            Map<String, Object> param = new HashMap<>();
            param.put("vhost","__defaultVhost__");
            param.put("app","rtp");
            param.put("stream",streamInfo.getStreamId());
            param.put("ssrc", sendRtpItem.getSsrc());
            param.put("dst_url",sendRtpItem.getIp());
            param.put("dst_port", sendRtpItem.getPort());
            param.put("is_udp", is_Udp);
            //param.put ("src_port", sendRtpItem.getLocalPort());
            // 设备推流查询,成功后才能转推
            boolean rtpPushed = false;
            long startTime = System.currentTimeMillis();
            while (!rtpPushed) {
                try {
                    if (System.currentTimeMillis() - startTime < 30 * 1000) {
                        if (zlmrtpServerFactory.isRtpReady(streamInfo.getStreamId())) {
                            rtpPushed = true;
                            System.out.println("已获取设备推流,开始向上级推流");
                            zlmrtpServerFactory.startSendRtpStream(param);
                        } else {
                            System.out.println("等待设备推流.......");
                            Thread.sleep(2000);
                            continue;
                        }
                    } else {
                        rtpPushed = true;
                        System.out.println("设备推流超时,终止向上级推流");
                    }
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
        // try {
        //     Request ackRequest = null;
        //     CSeq csReq = (CSeq) request.getHeader(CSeq.NAME);
        //     ackRequest = dialog.createAck(csReq.getSeqNumber());
        //     dialog.sendAck(ackRequest);
        //     System.out.println("send ack to callee:" + ackRequest.toString());
        // } catch (SipException e) {
        //     e.printStackTrace();
        // } catch (InvalidArgumentException e) {
        //     e.printStackTrace();
        // }
        
    }
 
    public IRedisCatchStorage getRedisCatchStorage() {
        return redisCatchStorage;
    }
 
    public void setRedisCatchStorage(IRedisCatchStorage redisCatchStorage) {
        this.redisCatchStorage = redisCatchStorage;
    }
 
    public ZLMRTPServerFactory getZlmrtpServerFactory() {
        return zlmrtpServerFactory;
    }
 
    public void setZlmrtpServerFactory(ZLMRTPServerFactory zlmrtpServerFactory) {
        this.zlmrtpServerFactory = zlmrtpServerFactory;
    }
 
}