package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.genersoft.iot.vmp.common.StreamInfo;
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import com.genersoft.iot.vmp.conf.DynamicTask;
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import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
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import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
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import com.genersoft.iot.vmp.media.zlm.ZLMHttpHookSubscribe;
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import com.genersoft.iot.vmp.media.zlm.ZLMRTPServerFactory;
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import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
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import com.genersoft.iot.vmp.service.IMediaServerService;
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import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.sip.Dialog;
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import javax.sip.DialogState;
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import javax.sip.RequestEvent;
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import javax.sip.address.SipURI;
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import javax.sip.header.CallIdHeader;
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import javax.sip.header.FromHeader;
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import javax.sip.header.HeaderAddress;
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import javax.sip.header.ToHeader;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Timer;
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import java.util.TimerTask;
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/**
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* SIP命令类型： ACK请求
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*/
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@Component
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public class AckRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor {
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private Logger logger = LoggerFactory.getLogger(AckRequestProcessor.class);
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private String method = "ACK";
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@Autowired
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private SIPProcessorObserver sipProcessorObserver;
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@Override
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public void afterPropertiesSet() throws Exception {
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// 添加消息处理的订阅
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sipProcessorObserver.addRequestProcessor(method, this);
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}
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@Autowired
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private IRedisCatchStorage redisCatchStorage;
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@Autowired
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private ZLMRTPServerFactory zlmrtpServerFactory;
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@Autowired
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private IMediaServerService mediaServerService;
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@Autowired
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private ZLMHttpHookSubscribe subscribe;
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@Autowired
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private DynamicTask dynamicTask;
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/**
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* 处理 ACK请求
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*
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* @param evt
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*/
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@Override
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public void process(RequestEvent evt) {
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Dialog dialog = evt.getDialog();
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CallIdHeader callIdHeader = (CallIdHeader)evt.getRequest().getHeader(CallIdHeader.NAME);
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if (dialog == null) return;
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if (dialog.getState()== DialogState.CONFIRMED) {
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String platformGbId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(FromHeader.NAME)).getAddress().getURI()).getUser();
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logger.info("ACK请求： platformGbId->{}", platformGbId);
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// 取消设置的超时任务
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dynamicTask.stop(callIdHeader.getCallId());
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String channelId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(ToHeader.NAME)).getAddress().getURI()).getUser();
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SendRtpItem sendRtpItem = redisCatchStorage.querySendRTPServer(platformGbId, channelId, null, callIdHeader.getCallId());
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String is_Udp = sendRtpItem.isTcp() ? "0" : "1";
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String deviceId = sendRtpItem.getDeviceId();
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StreamInfo streamInfo = null;
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if (sendRtpItem.isPlay()) {
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streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId);
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}else {
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streamInfo = redisCatchStorage.queryPlaybackByDevice(deviceId, channelId);
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}
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if (streamInfo == null) {
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streamInfo = new StreamInfo();
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streamInfo.setApp(sendRtpItem.getApp());
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streamInfo.setStream(sendRtpItem.getStreamId());
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}
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redisCatchStorage.updateSendRTPSever(sendRtpItem);
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Map<String, Object> param = new HashMap<>();
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param.put("vhost","__defaultVhost__");
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param.put("app",streamInfo.getApp());
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param.put("stream",streamInfo.getStream());
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param.put("ssrc", sendRtpItem.getSsrc());
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param.put("dst_url",sendRtpItem.getIp());
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param.put("dst_port", sendRtpItem.getPort());
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param.put("is_udp", is_Udp);
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MediaServerItem mediaInfo = mediaServerService.getOne(sendRtpItem.getMediaServerId());
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JSONObject jsonObject = zlmrtpServerFactory.startSendRtpStream(mediaInfo, param);
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if (jsonObject.getInteger("code") != 0) {
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logger.info("监听流以等待流上线{}/{}", streamInfo.getApp(), streamInfo.getStream());
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// 监听流上线
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// 添加订阅
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JSONObject subscribeKey = new JSONObject();
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subscribeKey.put("app", "rtp");
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subscribeKey.put("stream", streamInfo.getStream());
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subscribeKey.put("regist", true);
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subscribeKey.put("schema", "rtmp");
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subscribeKey.put("mediaServerId", sendRtpItem.getMediaServerId());
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subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey,
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(MediaServerItem mediaServerItemInUse, JSONObject json)->{
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zlmrtpServerFactory.startSendRtpStream(mediaInfo, param);
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});
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}
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}
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}
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}
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