增加历史媒体下载信令及API支持

src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/playback/DownloadController.java

@@ -0,0 +1,140 @@
+package com.genersoft.iot.vmp.vmanager.gb28181.playback;
+
+import com.genersoft.iot.vmp.common.StreamInfo;
+import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
+import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
+//import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
+import com.genersoft.iot.vmp.media.zlm.dto.IMediaServerItem;
+import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
+import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
+import com.genersoft.iot.vmp.service.IPlayService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiImplicitParams;
+import io.swagger.annotations.ApiOperation;
+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.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.alibaba.fastjson.JSONObject;
+import com.genersoft.iot.vmp.gb28181.bean.Device;
+import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
+import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
+import org.springframework.web.context.request.async.DeferredResult;
+
+import javax.sip.message.Response;
+import java.util.UUID;
+
+@Api(tags = "历史媒体下载")
+@CrossOrigin
+@RestController
+@RequestMapping("/api/download")
+public class DownloadController {
+
+	private final static Logger logger = LoggerFactory.getLogger(DownloadController.class);
+
+	@Autowired
+	private SIPCommander cmder;
+
+	@Autowired
+	private IVideoManagerStorager storager;
+
+	@Autowired
+	private IRedisCatchStorage redisCatchStorage;
+
+	// @Autowired
+	// private ZLMRESTfulUtils zlmresTfulUtils;
+
+	@Autowired
+	private IPlayService playService;
+
+	@Autowired
+	private DeferredResultHolder resultHolder;
+
+	@ApiOperation("开始历史媒体下载")
+	@ApiImplicitParams({
+			@ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
+			@ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
+			@ApiImplicitParam(name = "startTime", value = "开始时间", dataTypeClass = String.class),
+			@ApiImplicitParam(name = "endTime", value = "结束时间", dataTypeClass = String.class),
+			@ApiImplicitParam(name = "downloadSpeed", value = "下载倍速", dataTypeClass = String.class),
+	})
+	@GetMapping("/start/{deviceId}/{channelId}")
+	public DeferredResult<ResponseEntity<String>> play(@PathVariable String deviceId, @PathVariable String channelId,
+													   String startTime, String endTime, String downloadSpeed) {
+
+		if (logger.isDebugEnabled()) {
+			logger.debug(String.format("历史媒体下载 API调用，deviceId：%s，channelId：%s，downloadSpeed：%s", deviceId, channelId, downloadSpeed));
+		}
+		UUID uuid = UUID.randomUUID();
+		DeferredResult<ResponseEntity<String>> result = new DeferredResult<ResponseEntity<String>>(30000L);
+		// 超时处理
+		result.onTimeout(()->{
+			logger.warn(String.format("设备下载响应超时，deviceId：%s ，channelId：%s", deviceId, channelId));
+			RequestMessage msg = new RequestMessage();
+			msg.setId(DeferredResultHolder.CALLBACK_CMD_PlAY + uuid);
+			msg.setData("Timeout");
+			resultHolder.invokeResult(msg);
+		});
+		Device device = storager.queryVideoDevice(deviceId);
+		StreamInfo streamInfo = redisCatchStorage.queryPlaybackByDevice(deviceId, channelId);
+		if (streamInfo != null) {
+			// 停止之前的下载
+			cmder.streamByeCmd(deviceId, channelId);
+		}
+		resultHolder.put(DeferredResultHolder.CALLBACK_CMD_PlAY + uuid, result);
+		IMediaServerItem newMediaServerItem = playService.getNewMediaServerItem(device);
+		if (newMediaServerItem == null) {
+			logger.warn(String.format("设备下载响应超时，deviceId：%s ，channelId：%s", deviceId, channelId));
+			RequestMessage msg = new RequestMessage();
+			msg.setId(DeferredResultHolder.CALLBACK_CMD_PlAY + uuid);
+			msg.setData("Timeout");
+			resultHolder.invokeResult(msg);
+			return result;
+		}
+		cmder.downloadStreamCmd(newMediaServerItem, device, channelId, startTime, endTime, downloadSpeed, (IMediaServerItem mediaServerItem, JSONObject response) -> {
+			logger.info("收到订阅消息： " + response.toJSONString());
+			playService.onPublishHandlerForPlayBack(mediaServerItem, response, deviceId, channelId, uuid.toString());
+		}, event -> {
+			Response response = event.getResponse();
+			RequestMessage msg = new RequestMessage();
+			msg.setId(DeferredResultHolder.CALLBACK_CMD_PlAY + uuid);
+			msg.setData(String.format("回放失败， 错误码： %s, %s", response.getStatusCode(), response.getReasonPhrase()));
+			resultHolder.invokeResult(msg);
+		});
+
+		return result;
+	}
+
+	@ApiOperation("停止历史媒体下载")
+	@ApiImplicitParams({
+			@ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
+			@ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
+	})
+	@GetMapping("/stop/{deviceId}/{channelId}")
+	public ResponseEntity<String> playStop(@PathVariable String deviceId, @PathVariable String channelId) {
+
+		cmder.streamByeCmd(deviceId, channelId);
+
+		if (logger.isDebugEnabled()) {
+			logger.debug(String.format("设备历史媒体下载停止 API调用，deviceId/channelId：%s/%s", deviceId, channelId));
+		}
+
+		if (deviceId != null && channelId != null) {
+			JSONObject json = new JSONObject();
+			json.put("deviceId", deviceId);
+			json.put("channelId", channelId);
+			return new ResponseEntity<String>(json.toString(), HttpStatus.OK);
+		} else {
+			logger.warn("设备历史媒体下载停止API调用失败！");
+			return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
+		}
+	}
+}