| package com.genersoft.iot.vmp.service.impl; | 
|   | 
| import com.alibaba.fastjson.JSON; | 
| import com.alibaba.fastjson.JSONArray; | 
| import com.alibaba.fastjson.JSONObject; | 
| import com.genersoft.iot.vmp.common.StreamInfo; | 
| import com.genersoft.iot.vmp.conf.DynamicTask; | 
| import com.genersoft.iot.vmp.conf.SipConfig; | 
| import com.genersoft.iot.vmp.conf.UserSetting; | 
| import com.genersoft.iot.vmp.gb28181.bean.*; | 
| import com.genersoft.iot.vmp.gb28181.event.SipSubscribe; | 
| import com.genersoft.iot.vmp.gb28181.session.AudioBroadcastManager; | 
| import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager; | 
| import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder; | 
| import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage; | 
| import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander; | 
| import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform; | 
| import com.genersoft.iot.vmp.utils.DateUtil; | 
| import com.genersoft.iot.vmp.media.zlm.AssistRESTfulUtils; | 
| import com.genersoft.iot.vmp.media.zlm.ZLMHttpHookSubscribe; | 
| import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils; | 
| import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem; | 
| import com.genersoft.iot.vmp.service.IMediaServerService; | 
| import com.genersoft.iot.vmp.service.bean.InviteTimeOutCallback; | 
| import com.genersoft.iot.vmp.service.bean.PlayBackCallback; | 
| import com.genersoft.iot.vmp.service.bean.PlayBackResult; | 
| import com.genersoft.iot.vmp.service.bean.SSRCInfo; | 
| import com.genersoft.iot.vmp.storager.IRedisCatchStorage; | 
| import com.genersoft.iot.vmp.storager.IVideoManagerStorage; | 
| import com.genersoft.iot.vmp.utils.redis.RedisUtil; | 
| import com.genersoft.iot.vmp.vmanager.bean.AudioBroadcastResult; | 
| import com.genersoft.iot.vmp.vmanager.bean.WVPResult; | 
| import com.genersoft.iot.vmp.vmanager.gb28181.play.bean.AudioBroadcastEvent; | 
| import com.genersoft.iot.vmp.vmanager.gb28181.play.bean.PlayResult; | 
| import com.genersoft.iot.vmp.service.IMediaService; | 
| import com.genersoft.iot.vmp.service.IPlayService; | 
| import gov.nist.javax.sip.stack.SIPDialog; | 
| import org.slf4j.Logger; | 
| import org.slf4j.LoggerFactory; | 
| import org.springframework.beans.factory.annotation.Autowired; | 
| import org.springframework.http.HttpStatus; | 
| import org.springframework.http.ResponseEntity; | 
| import org.springframework.stereotype.Service; | 
| import org.springframework.util.ResourceUtils; | 
| import org.springframework.web.context.request.async.DeferredResult; | 
|   | 
| import javax.sip.ResponseEvent; | 
| import javax.sip.SipException; | 
| import java.io.FileNotFoundException; | 
| import java.math.BigDecimal; | 
| import java.text.ParseException; | 
| import java.util.*; | 
| import java.util.stream.Collectors; | 
| import java.util.stream.Stream; | 
|   | 
| @SuppressWarnings(value = {"rawtypes", "unchecked"}) | 
| @Service | 
| public class PlayServiceImpl implements IPlayService { | 
|   | 
|     private final static Logger logger = LoggerFactory.getLogger(PlayServiceImpl.class); | 
|   | 
|     @Autowired | 
|     private IVideoManagerStorage storager; | 
|   | 
|     @Autowired | 
|     private SIPCommander cmder; | 
|   | 
|     @Autowired | 
|     private AudioBroadcastManager audioBroadcastManager; | 
|   | 
|     @Autowired | 
|     private SIPCommanderFroPlatform sipCommanderFroPlatform; | 
|   | 
|     @Autowired | 
|     private IRedisCatchStorage redisCatchStorage; | 
|   | 
|     @Autowired | 
|     private RedisUtil redis; | 
|   | 
|     @Autowired | 
|     private DeferredResultHolder resultHolder; | 
|   | 
|     @Autowired | 
|     private ZLMRESTfulUtils zlmresTfulUtils; | 
|   | 
|     @Autowired | 
|     private AssistRESTfulUtils assistRESTfulUtils; | 
|   | 
|     @Autowired | 
|     private IMediaService mediaService; | 
|   | 
|     @Autowired | 
|     private IMediaServerService mediaServerService; | 
|   | 
|     @Autowired | 
|     private VideoStreamSessionManager streamSession; | 
|   | 
|     @Autowired | 
|     private UserSetting userSetting; | 
|   | 
|     @Autowired | 
|     private SipConfig sipConfig; | 
|   | 
|     @Autowired | 
|     private DynamicTask dynamicTask; | 
|   | 
|     @Autowired | 
|     private ZLMHttpHookSubscribe subscribe; | 
|   | 
|   | 
|   | 
|   | 
|     @Override | 
|     public PlayResult play(MediaServerItem mediaServerItem, String deviceId, String channelId, | 
|                            ZLMHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent, | 
|                            Runnable timeoutCallback) { | 
|         PlayResult playResult = new PlayResult(); | 
|         RequestMessage msg = new RequestMessage(); | 
|         String key = DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId; | 
|         msg.setKey(key); | 
|         String uuid = UUID.randomUUID().toString(); | 
|         msg.setId(uuid); | 
|         playResult.setUuid(uuid); | 
|         DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(userSetting.getPlayTimeout().longValue()); | 
|         playResult.setResult(result); | 
|         // 录像查询以channelId作为deviceId查询 | 
|         resultHolder.put(key, uuid, result); | 
|         if (mediaServerItem == null) { | 
|             WVPResult wvpResult = new WVPResult(); | 
|             wvpResult.setCode(-1); | 
|             wvpResult.setMsg("未找到可用的zlm"); | 
|             msg.setData(wvpResult); | 
|             resultHolder.invokeResult(msg); | 
|             return playResult; | 
|         } | 
|         Device device = redisCatchStorage.getDevice(deviceId); | 
|         StreamInfo streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId); | 
|         playResult.setDevice(device); | 
|   | 
|         result.onCompletion(()->{ | 
|             // 点播结束时调用截图接口 | 
|             // TODO 应该在上流时调用更好,结束也可能是错误结束 | 
|             try { | 
|                 String classPath = ResourceUtils.getURL("classpath:").getPath(); | 
|                 // 兼容打包为jar的class路径 | 
|                 if(classPath.contains("jar")) { | 
|                     classPath = classPath.substring(0, classPath.lastIndexOf(".")); | 
|                     classPath = classPath.substring(0, classPath.lastIndexOf("/") + 1); | 
|                 } | 
|                 if (classPath.startsWith("file:")) { | 
|                     classPath = classPath.substring(classPath.indexOf(":") + 1); | 
|                 } | 
|                 String path = classPath + "static/static/snap/"; | 
|                 // 兼容Windows系统路径(去除前面的“/”) | 
|                 if(System.getProperty("os.name").contains("indows")) { | 
|                     path = path.substring(1); | 
|                 } | 
|                 String fileName =  deviceId + "_" + channelId + ".jpg"; | 
|                 ResponseEntity responseEntity =  (ResponseEntity)result.getResult(); | 
|                 if (responseEntity != null && responseEntity.getStatusCode() == HttpStatus.OK) { | 
|                     WVPResult wvpResult = (WVPResult)responseEntity.getBody(); | 
|                     if (Objects.requireNonNull(wvpResult).getCode() == 0) { | 
|                         StreamInfo streamInfoForSuccess = (StreamInfo)wvpResult.getData(); | 
|                         MediaServerItem mediaInfo = mediaServerService.getOne(streamInfoForSuccess.getMediaServerId()); | 
|                         String streamUrl = streamInfoForSuccess.getFmp4(); | 
|                         // 请求截图 | 
|                         logger.info("[请求截图]: " + fileName); | 
|                         zlmresTfulUtils.getSnap(mediaInfo, streamUrl, 15, 1, path, fileName); | 
|                     } | 
|                 } | 
|             } catch (FileNotFoundException e) { | 
|                 e.printStackTrace(); | 
|             } | 
|         }); | 
|         if (streamInfo != null) { | 
|             String streamId = streamInfo.getStream(); | 
|             if (streamId == null) { | 
|                 WVPResult wvpResult = new WVPResult(); | 
|                 wvpResult.setCode(-1); | 
|                 wvpResult.setMsg("点播失败, redis缓存streamId等于null"); | 
|                 msg.setData(wvpResult); | 
|                 resultHolder.invokeAllResult(msg); | 
|                 return playResult; | 
|             } | 
|             String mediaServerId = streamInfo.getMediaServerId(); | 
|             MediaServerItem mediaInfo = mediaServerService.getOne(mediaServerId); | 
|   | 
|             JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(mediaInfo, streamId); | 
|             if (rtpInfo != null && rtpInfo.getBoolean("exist")) { | 
|   | 
|                 WVPResult wvpResult = new WVPResult(); | 
|                 wvpResult.setCode(0); | 
|                 wvpResult.setMsg("success"); | 
|                 wvpResult.setData(streamInfo); | 
|                 msg.setData(wvpResult); | 
|   | 
|                 resultHolder.invokeAllResult(msg); | 
|                 if (hookEvent != null) { | 
|                     hookEvent.response(mediaServerItem, JSONObject.parseObject(JSON.toJSONString(streamInfo))); | 
|                 } | 
|             }else { | 
|                 redisCatchStorage.stopPlay(streamInfo); | 
|                 storager.stopPlay(streamInfo.getDeviceID(), streamInfo.getChannelId()); | 
|                 streamInfo = null; | 
|             } | 
|   | 
|         } | 
|         if (streamInfo == null) { | 
|             String streamId = null; | 
|             if (mediaServerItem.isRtpEnable()) { | 
|                 streamId = String.format("%s_%s", device.getDeviceId(), channelId); | 
|             } | 
|             SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, device.isSsrcCheck(), false); | 
|             play(mediaServerItem, ssrcInfo, device, channelId, (mediaServerItemInUse, response)->{ | 
|                 if (hookEvent != null) { | 
|                     hookEvent.response(mediaServerItem, response); | 
|                 } | 
|             }, event -> { | 
|                 // sip error错误 | 
|                 WVPResult wvpResult = new WVPResult(); | 
|                 wvpResult.setCode(-1); | 
|                 wvpResult.setMsg(String.format("点播失败, 错误码: %s, %s", event.statusCode, event.msg)); | 
|                 msg.setData(wvpResult); | 
|                 resultHolder.invokeAllResult(msg); | 
|                 if (errorEvent != null) { | 
|                     errorEvent.response(event); | 
|                 } | 
|             }, (code, msgStr)->{ | 
|                 // invite点播超时 | 
|                 WVPResult wvpResult = new WVPResult(); | 
|                 wvpResult.setCode(-1); | 
|                 if (code == 0) { | 
|                     wvpResult.setMsg("点播超时,请稍候重试"); | 
|                 }else if (code == 1) { | 
|                     wvpResult.setMsg("收流超时,请稍候重试"); | 
|                 } | 
|                 msg.setData(wvpResult); | 
|                 // 回复之前所有的点播请求 | 
|                 resultHolder.invokeAllResult(msg); | 
|             }, uuid); | 
|         } | 
|         return playResult; | 
|     } | 
|   | 
|   | 
|   | 
|     @Override | 
|     public void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId, | 
|                            ZLMHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent, | 
|                            InviteTimeOutCallback timeoutCallback, String uuid) { | 
|   | 
|         String streamId = null; | 
|         if (mediaServerItem.isRtpEnable()) { | 
|             streamId = String.format("%s_%s", device.getDeviceId(), channelId); | 
|         } | 
|         if (ssrcInfo == null) { | 
|             ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, device.isSsrcCheck(), false); | 
|         } | 
|   | 
|         // 超时处理 | 
|         String timeOutTaskKey = UUID.randomUUID().toString(); | 
|         SSRCInfo finalSsrcInfo = ssrcInfo; | 
|         dynamicTask.startDelay( timeOutTaskKey,()->{ | 
|             logger.warn(String.format("设备点播超时,deviceId:%s ,channelId:%s", device.getDeviceId(), channelId)); | 
|   | 
|             SIPDialog dialog = streamSession.getDialogByStream(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|             if (dialog != null) { | 
|                 timeoutCallback.run(1, "收流超时"); | 
|                 // 点播超时回复BYE 同时释放ssrc以及此次点播的资源 | 
|                 cmder.streamByeCmd(device.getDeviceId(), channelId, finalSsrcInfo.getStream(), null); | 
|             }else { | 
|                 timeoutCallback.run(0, "点播超时"); | 
|                 mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc()); | 
|                 mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|                 streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|             } | 
|         }, userSetting.getPlayTimeout()*1000); | 
|         final String ssrc = ssrcInfo.getSsrc(); | 
|         final String stream = ssrcInfo.getStream(); | 
|         cmder.playStreamCmd(mediaServerItem, ssrcInfo, device, channelId, (MediaServerItem mediaServerItemInuse, JSONObject response) -> { | 
|             logger.info("收到订阅消息: " + response.toJSONString()); | 
|             dynamicTask.stop(timeOutTaskKey); | 
|             // hook响应 | 
|             onPublishHandlerForPlay(mediaServerItemInuse, response, device.getDeviceId(), channelId, uuid); | 
|             hookEvent.response(mediaServerItemInuse, response); | 
|         }, (event) -> { | 
|             ResponseEvent responseEvent = (ResponseEvent)event.event; | 
|             String contentString = new String(responseEvent.getResponse().getRawContent()); | 
|             // 获取ssrc | 
|             int ssrcIndex = contentString.indexOf("y="); | 
|             // 检查是否有y字段 | 
|             if (ssrcIndex >= 0) { | 
|                 //ssrc规定长度为10字节,不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容 | 
|                 String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12); | 
|                 // 查询到ssrc不一致且开启了ssrc校验则需要针对处理 | 
|                 if (ssrc.equals(ssrcInResponse)) { | 
|                     return; | 
|                 } | 
|                 logger.info("[SIP 消息] 收到invite 200, 发现下级自定义了ssrc 开启修正"); | 
|                 if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) { | 
|                     if (!mediaServerItem.getSsrcConfig().checkSsrc(ssrcInResponse)) { | 
|                         // ssrc 不可用 | 
|                         // 释放ssrc | 
|                         mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc()); | 
|                         streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|                         event.msg = "下级自定义了ssrc,但是此ssrc不可用"; | 
|                         event.statusCode = 400; | 
|                         errorEvent.response(event); | 
|                         return; | 
|                     } | 
|   | 
|                     // 单端口模式streamId也有变化,需要重新设置监听 | 
|                     if (!mediaServerItem.isRtpEnable()) { | 
|                         // 添加订阅 | 
|                         JSONObject subscribeKey = new JSONObject(); | 
|                         subscribeKey.put("app", "rtp"); | 
|                         subscribeKey.put("stream", stream); | 
|                         subscribeKey.put("regist", true); | 
|                         subscribeKey.put("schema", "rtmp"); | 
|                         subscribeKey.put("mediaServerId", mediaServerItem.getId()); | 
|                         subscribe.removeSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed,subscribeKey); | 
|                         subscribeKey.put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase()); | 
|                         subscribe.addSubscribe(ZLMHttpHookSubscribe.HookType.on_stream_changed, subscribeKey, | 
|                                 (MediaServerItem mediaServerItemInUse, JSONObject response)->{ | 
|                                     logger.info("[ZLM HOOK] ssrc修正后收到订阅消息: " + response.toJSONString()); | 
|                                     dynamicTask.stop(timeOutTaskKey); | 
|                                     // hook响应 | 
|                                     onPublishHandlerForPlay(mediaServerItemInUse, response, device.getDeviceId(), channelId, uuid); | 
|                                     hookEvent.response(mediaServerItemInUse, response); | 
|                                 }); | 
|                     } | 
|                     // 关闭rtp server | 
|                     mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|                     // 重新开启ssrc server | 
|                     mediaServerService.openRTPServer(mediaServerItem, finalSsrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), false); | 
|   | 
|                 } | 
|             } | 
|         }, (event) -> { | 
|             dynamicTask.stop(timeOutTaskKey); | 
|             mediaServerService.closeRTPServer(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|             // 释放ssrc | 
|             mediaServerService.releaseSsrc(mediaServerItem.getId(), finalSsrcInfo.getSsrc()); | 
|   | 
|             streamSession.remove(device.getDeviceId(), channelId, finalSsrcInfo.getStream()); | 
|             errorEvent.response(event); | 
|         }); | 
|     } | 
|   | 
|     @Override | 
|     public void onPublishHandlerForPlay(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId, String uuid) { | 
|         RequestMessage msg = new RequestMessage(); | 
|         if (uuid != null) { | 
|             msg.setId(uuid); | 
|         } | 
|         msg.setKey(DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId); | 
|         StreamInfo streamInfo = onPublishHandler(mediaServerItem, response, deviceId, channelId); | 
|         if (streamInfo != null) { | 
|             DeviceChannel deviceChannel = storager.queryChannel(deviceId, channelId); | 
|             if (deviceChannel != null) { | 
|                 deviceChannel.setStreamId(streamInfo.getStream()); | 
|                 storager.startPlay(deviceId, channelId, streamInfo.getStream()); | 
|             } | 
|             redisCatchStorage.startPlay(streamInfo); | 
|   | 
|             WVPResult wvpResult = new WVPResult(); | 
|             wvpResult.setCode(0); | 
|             wvpResult.setMsg("success"); | 
|             wvpResult.setData(streamInfo); | 
|             msg.setData(wvpResult); | 
|   | 
|             resultHolder.invokeAllResult(msg); | 
|         } else { | 
|             logger.warn("设备预览API调用失败!"); | 
|             msg.setData("设备预览API调用失败!"); | 
|             resultHolder.invokeAllResult(msg); | 
|         } | 
|     } | 
|   | 
|     @Override | 
|     public MediaServerItem getNewMediaServerItem(Device device) { | 
|         if (device == null) { | 
|             return null; | 
|         } | 
|         String mediaServerId = device.getMediaServerId(); | 
|         MediaServerItem mediaServerItem; | 
|         if (mediaServerId == null) { | 
|             mediaServerItem = mediaServerService.getMediaServerForMinimumLoad(); | 
|         }else { | 
|             mediaServerItem = mediaServerService.getOne(mediaServerId); | 
|         } | 
|         if (mediaServerItem == null) { | 
|             logger.warn("点播时未找到可使用的ZLM..."); | 
|         } | 
|         return mediaServerItem; | 
|     } | 
|   | 
|     @Override | 
|     public DeferredResult<ResponseEntity<String>> playBack(String deviceId, String channelId, String startTime, | 
|                                                            String endTime,InviteStreamCallback inviteStreamCallback, | 
|                                                            PlayBackCallback callback) { | 
|         Device device = storager.queryVideoDevice(deviceId); | 
|         if (device == null) { | 
|             return null; | 
|         } | 
|         MediaServerItem newMediaServerItem = getNewMediaServerItem(device); | 
|         SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true); | 
|   | 
|         return playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, inviteStreamCallback, callback); | 
|     } | 
|   | 
|     @Override | 
|     public DeferredResult<ResponseEntity<String>> playBack(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, | 
|                                                            String deviceId, String channelId, String startTime, | 
|                                                            String endTime, InviteStreamCallback infoCallBack, | 
|                                                            PlayBackCallback playBackCallback) { | 
|         if (mediaServerItem == null || ssrcInfo == null) { | 
|             return null; | 
|         } | 
|         String uuid = UUID.randomUUID().toString(); | 
|         String key = DeferredResultHolder.CALLBACK_CMD_PLAYBACK + deviceId + channelId; | 
|         DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(30000L); | 
|         Device device = storager.queryVideoDevice(deviceId); | 
|         if (device == null) { | 
|             result.setResult(new ResponseEntity<>(HttpStatus.BAD_REQUEST)); | 
|             return result; | 
|         } | 
|   | 
|         resultHolder.put(DeferredResultHolder.CALLBACK_CMD_PLAYBACK + deviceId + channelId, uuid, result); | 
|         RequestMessage msg = new RequestMessage(); | 
|         msg.setId(uuid); | 
|         msg.setKey(key); | 
|         PlayBackResult<RequestMessage> playBackResult = new PlayBackResult<>(); | 
|         String  playBackTimeOutTaskKey = UUID.randomUUID().toString(); | 
|         dynamicTask.startDelay(playBackTimeOutTaskKey, ()->{ | 
|             logger.warn(String.format("设备回放超时,deviceId:%s ,channelId:%s", deviceId, channelId)); | 
|             playBackResult.setCode(-1); | 
|             playBackResult.setData(msg); | 
|             playBackCallback.call(playBackResult); | 
|             SIPDialog dialog = streamSession.getDialogByStream(deviceId, channelId, ssrcInfo.getStream()); | 
|             // 点播超时回复BYE 同时释放ssrc以及此次点播的资源 | 
|             if (dialog != null) { | 
|                 // 点播超时回复BYE 同时释放ssrc以及此次点播的资源 | 
|                 cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null); | 
|             }else { | 
|                 mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc()); | 
|                 mediaServerService.closeRTPServer(deviceId, channelId, ssrcInfo.getStream()); | 
|                 streamSession.remove(deviceId, channelId, ssrcInfo.getStream()); | 
|             } | 
|             cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null); | 
|             // 回复之前所有的点播请求 | 
|             playBackCallback.call(playBackResult); | 
|         }, userSetting.getPlayTimeout()*1000); | 
|   | 
|         cmder.playbackStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, infoCallBack, | 
|                 (InviteStreamInfo inviteStreamInfo) -> { | 
|                     logger.info("收到订阅消息: " + inviteStreamInfo.getResponse().toJSONString()); | 
|                     dynamicTask.stop(playBackTimeOutTaskKey); | 
|                     StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId); | 
|                     if (streamInfo == null) { | 
|                         logger.warn("设备回放API调用失败!"); | 
|                         msg.setData("设备回放API调用失败!"); | 
|                         playBackResult.setCode(-1); | 
|                         playBackResult.setData(msg); | 
|                         playBackCallback.call(playBackResult); | 
|                         return; | 
|                     } | 
|                     redisCatchStorage.startPlayback(streamInfo, inviteStreamInfo.getCallId()); | 
|                     msg.setData(JSON.toJSONString(streamInfo)); | 
|                     playBackResult.setCode(0); | 
|                     playBackResult.setData(msg); | 
|                     playBackResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem()); | 
|                     playBackResult.setResponse(inviteStreamInfo.getResponse()); | 
|                     playBackCallback.call(playBackResult); | 
|                 }, event -> { | 
|                     dynamicTask.stop(playBackTimeOutTaskKey); | 
|                     msg.setData(String.format("回放失败, 错误码: %s, %s", event.statusCode, event.msg)); | 
|                     playBackResult.setCode(-1); | 
|                     playBackResult.setData(msg); | 
|                     playBackResult.setEvent(event); | 
|                     playBackCallback.call(playBackResult); | 
|                     streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream()); | 
|                 }); | 
|         return result; | 
|     } | 
|   | 
|     @Override | 
|     public DeferredResult<ResponseEntity<String>> download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) { | 
|         Device device = storager.queryVideoDevice(deviceId); | 
|         if (device == null) { | 
|             return null; | 
|         } | 
|         MediaServerItem newMediaServerItem = getNewMediaServerItem(device); | 
|         SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true, true); | 
|   | 
|         return download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed,infoCallBack, hookCallBack); | 
|     } | 
|   | 
|     @Override | 
|     public DeferredResult<ResponseEntity<String>> download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) { | 
|         if (mediaServerItem == null || ssrcInfo == null) { | 
|             return null; | 
|         } | 
|         String uuid = UUID.randomUUID().toString(); | 
|         String key = DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId; | 
|         DeferredResult<ResponseEntity<String>> result = new DeferredResult<>(30000L); | 
|         Device device = storager.queryVideoDevice(deviceId); | 
|         if (device == null) { | 
|             result.setResult(new ResponseEntity<>(HttpStatus.BAD_REQUEST)); | 
|             return result; | 
|         } | 
|   | 
|         resultHolder.put(key, uuid, result); | 
|         RequestMessage msg = new RequestMessage(); | 
|         msg.setId(uuid); | 
|         msg.setKey(key); | 
|         WVPResult<StreamInfo> wvpResult = new WVPResult<>(); | 
|         msg.setData(wvpResult); | 
|         PlayBackResult<RequestMessage> downloadResult = new PlayBackResult<>(); | 
|         downloadResult.setData(msg); | 
|   | 
|         String downLoadTimeOutTaskKey = UUID.randomUUID().toString(); | 
|         dynamicTask.startDelay(downLoadTimeOutTaskKey, ()->{ | 
|             logger.warn(String.format("录像下载请求超时,deviceId:%s ,channelId:%s", deviceId, channelId)); | 
|             wvpResult.setCode(-1); | 
|             wvpResult.setMsg("录像下载请求超时"); | 
|             downloadResult.setCode(-1); | 
|             hookCallBack.call(downloadResult); | 
|             SIPDialog dialog = streamSession.getDialogByStream(deviceId, channelId, ssrcInfo.getStream()); | 
|             // 点播超时回复BYE 同时释放ssrc以及此次点播的资源 | 
|             if (dialog != null) { | 
|                 // 点播超时回复BYE 同时释放ssrc以及此次点播的资源 | 
|                 cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null); | 
|             }else { | 
|                 mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc()); | 
|                 mediaServerService.closeRTPServer(deviceId, channelId, ssrcInfo.getStream()); | 
|                 streamSession.remove(deviceId, channelId, ssrcInfo.getStream()); | 
|             } | 
|             cmder.streamByeCmd(device.getDeviceId(), channelId, ssrcInfo.getStream(), null); | 
|             // 回复之前所有的点播请求 | 
|             hookCallBack.call(downloadResult); | 
|         }, userSetting.getPlayTimeout()*1000); | 
|         cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, infoCallBack, | 
|                 inviteStreamInfo -> { | 
|                     logger.info("收到订阅消息: " + inviteStreamInfo.getResponse().toJSONString()); | 
|                     dynamicTask.stop(downLoadTimeOutTaskKey); | 
|                     StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId); | 
|                     streamInfo.setStartTime(startTime); | 
|                     streamInfo.setEndTime(endTime); | 
|                     if (streamInfo == null) { | 
|                         logger.warn("录像下载API调用失败!"); | 
|                         wvpResult.setCode(-1); | 
|                         wvpResult.setMsg("录像下载API调用失败"); | 
|                         downloadResult.setCode(-1); | 
|                         hookCallBack.call(downloadResult); | 
|                         return ; | 
|                     } | 
|                     redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId()); | 
|                     wvpResult.setCode(0); | 
|                     wvpResult.setMsg("success"); | 
|                     wvpResult.setData(streamInfo); | 
|                     downloadResult.setCode(0); | 
|                     downloadResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem()); | 
|                     downloadResult.setResponse(inviteStreamInfo.getResponse()); | 
|                     hookCallBack.call(downloadResult); | 
|                 }, event -> { | 
|                     dynamicTask.stop(downLoadTimeOutTaskKey); | 
|                     downloadResult.setCode(-1); | 
|                     wvpResult.setCode(-1); | 
|                     wvpResult.setMsg(String.format("录像下载失败, 错误码: %s, %s", event.statusCode, event.msg)); | 
|                     downloadResult.setEvent(event); | 
|                     hookCallBack.call(downloadResult); | 
|                     streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream()); | 
|                 }); | 
|         return result; | 
|     } | 
|   | 
|     @Override | 
|     public StreamInfo getDownLoadInfo(String deviceId, String channelId, String stream) { | 
|         StreamInfo streamInfo = redisCatchStorage.queryDownload(deviceId, channelId, stream, null); | 
|         if (streamInfo != null) { | 
|             if (streamInfo.getProgress() == 1) { | 
|                 return streamInfo; | 
|             } | 
|   | 
|             // 获取当前已下载时长 | 
|             String mediaServerId = streamInfo.getMediaServerId(); | 
|             MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId); | 
|             if (mediaServerItem == null) { | 
|                 logger.warn("查询录像信息时发现节点已离线"); | 
|                 return null; | 
|             } | 
|             if (mediaServerItem.getRecordAssistPort() != 0) { | 
|                 JSONObject jsonObject = assistRESTfulUtils.fileDuration(mediaServerItem, streamInfo.getApp(), streamInfo.getStream(), null); | 
|                 if (jsonObject != null && jsonObject.getInteger("code") == 0) { | 
|                     long duration = jsonObject.getLong("data"); | 
|   | 
|                     if (duration == 0) { | 
|                         streamInfo.setProgress(0); | 
|                     }else { | 
|                         String startTime = streamInfo.getStartTime(); | 
|                         String endTime = streamInfo.getEndTime(); | 
|                         long start = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime); | 
|                         long end = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime); | 
|   | 
|                         BigDecimal currentCount = new BigDecimal(duration/1000); | 
|                         BigDecimal totalCount = new BigDecimal(end-start); | 
|                         BigDecimal divide = currentCount.divide(totalCount,2, BigDecimal.ROUND_HALF_UP); | 
|                         double process = divide.doubleValue(); | 
|                         streamInfo.setProgress(process); | 
|                     } | 
|                 } | 
|             } | 
|         } | 
|         return streamInfo; | 
|     } | 
|   | 
|     @Override | 
|     public void onPublishHandlerForDownload(InviteStreamInfo inviteStreamInfo, String deviceId, String channelId, String uuid) { | 
|         RequestMessage msg = new RequestMessage(); | 
|         msg.setKey(DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId); | 
|         msg.setId(uuid); | 
|         StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId); | 
|         if (streamInfo != null) { | 
|             redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId()); | 
|             msg.setData(JSON.toJSONString(streamInfo)); | 
|             resultHolder.invokeResult(msg); | 
|         } else { | 
|             logger.warn("设备预览API调用失败!"); | 
|             msg.setData("设备预览API调用失败!"); | 
|             resultHolder.invokeResult(msg); | 
|         } | 
|     } | 
|   | 
|   | 
|     public StreamInfo onPublishHandler(MediaServerItem mediaServerItem, JSONObject resonse, String deviceId, String channelId) { | 
|         String streamId = resonse.getString("stream"); | 
|         JSONArray tracks = resonse.getJSONArray("tracks"); | 
|         StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(mediaServerItem,"rtp", streamId, tracks); | 
|         streamInfo.setDeviceID(deviceId); | 
|         streamInfo.setChannelId(channelId); | 
|         return streamInfo; | 
|     } | 
|   | 
|     @Override | 
|     public void zlmServerOffline(String mediaServerId) { | 
|         // 处理正在向上推流的上级平台 | 
|         List<SendRtpItem> sendRtpItems = redisCatchStorage.querySendRTPServer(null); | 
|         if (sendRtpItems.size() > 0) { | 
|             for (SendRtpItem sendRtpItem : sendRtpItems) { | 
|                 if (sendRtpItem.getMediaServerId().equals(mediaServerId)) { | 
|                     ParentPlatform platform = storager.queryParentPlatByServerGBId(sendRtpItem.getPlatformId()); | 
|                     sipCommanderFroPlatform.streamByeCmd(platform, sendRtpItem.getCallId()); | 
|                 } | 
|             } | 
|         } | 
|         // 处理正在观看的国标设备 | 
|         List<SsrcTransaction> allSsrc = streamSession.getAllSsrc(); | 
|         if (allSsrc.size() > 0) { | 
|             for (SsrcTransaction ssrcTransaction : allSsrc) { | 
|                 if(ssrcTransaction.getMediaServerId().equals(mediaServerId)) { | 
|                     cmder.streamByeCmd(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(), | 
|                             ssrcTransaction.getStream(), null); | 
|                 } | 
|             } | 
|         } | 
|     } | 
|   | 
|     @Override | 
|     public void audioBroadcast(Device device, String channelId, int timeout, AudioBroadcastEvent event) { | 
|         if (device == null || channelId == null) { | 
|             return; | 
|         } | 
|         DeviceChannel deviceChannel = storager.queryChannel(device.getDeviceId(), channelId); | 
|         if (deviceChannel == null) { | 
|             logger.warn("开启语音广播的时候未找到通道: {}", channelId); | 
|             event.call("开启语音广播的时候未找到通道"); | 
|             return; | 
|         } | 
|         // 查询通道使用状态 | 
|         if (audioBroadcastManager.exit(device.getDeviceId(), channelId)) { | 
|             SendRtpItem sendRtpItem =  redisCatchStorage.querySendRTPServer(device.getDeviceId(), channelId, null, null); | 
|             if (sendRtpItem != null && sendRtpItem.isOnlyAudio()) { | 
|                 logger.warn("语音广播已经开启: {}", channelId); | 
|                 event.call("语音广播已经开启"); | 
|                 return; | 
|             } | 
|         } | 
|   | 
|         // 发送通知 | 
|         cmder.audioBroadcastCmd(device, channelId, eventResultForOk -> { | 
|             // 发送成功 | 
|             AudioBroadcastCatch audioBroadcastCatch = new AudioBroadcastCatch(device.getDeviceId(), channelId, AudioBroadcastCatchStatus.Ready); | 
|             audioBroadcastManager.add(audioBroadcastCatch); | 
|         }, eventResultForError -> { | 
|             // 发送失败 | 
|             logger.error("语音广播发送失败: {}:{}", channelId, eventResultForError.msg); | 
|             event.call("语音广播发送失败"); | 
|             stopAudioBroadcast(device.getDeviceId(), channelId); | 
|         }); | 
|     } | 
|   | 
|     @Override | 
|     public void stopAudioBroadcast(String deviceId, String channelId){ | 
|         AudioBroadcastCatch audioBroadcastCatch = audioBroadcastManager.get(deviceId, channelId); | 
|         if (audioBroadcastCatch != null) { | 
|             audioBroadcastManager.del(deviceId, audioBroadcastCatch.getChannelId()); | 
|             try { | 
|                 SendRtpItem sendRtpItem =  redisCatchStorage.querySendRTPServer(deviceId, audioBroadcastCatch.getChannelId(), null, null); | 
|                 if (sendRtpItem != null) { | 
|                     redisCatchStorage.deleteSendRTPServer(deviceId, sendRtpItem.getChannelId(), null, null); | 
|                     MediaServerItem mediaInfo = mediaServerService.getOne(sendRtpItem.getMediaServerId()); | 
|                     Map<String, Object> param = new HashMap<>(); | 
|                     param.put("vhost", "__defaultVhost__"); | 
|                     param.put("app", sendRtpItem.getApp()); | 
|                     param.put("stream", sendRtpItem.getStreamId()); | 
|                     zlmresTfulUtils.stopSendRtp(mediaInfo, param); | 
|                 } | 
|                 if (audioBroadcastCatch.getStatus() == AudioBroadcastCatchStatus.Ok) { | 
|                     cmder.streamByeCmd(audioBroadcastCatch.getDialog(), audioBroadcastCatch.getRequest(), null); | 
|                 } | 
|             } catch (SipException e) { | 
|                 throw new RuntimeException(e); | 
|             } catch (ParseException e) { | 
|                 throw new RuntimeException(e); | 
|             } | 
|         } | 
|   | 
|   | 
|     } | 
| } |