From e3644ad32b48322ce70b22509ce3beeff667778d Mon Sep 17 00:00:00 2001
From: zhaowenyu <35589726@qq.com>
Date: Sat, 08 Nov 2025 16:26:18 +0800
Subject: [PATCH] 2025-11-8 zwy 开启直播时，设备离线、未获得直播能力等错误提示不回复websocket，只回复正确开启直播的地址信息。
---
ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java | 174 +++++++++++++++++++++++++++++-----------------------------
1 files changed, 87 insertions(+), 87 deletions(-)
diff --git a/ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java b/ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java
index 3a0453d..a455341 100644
--- a/ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java
+++ b/ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java
@@ -20,110 +20,68 @@
@Component
public class LiveStreamHandler {
@Autowired
+ protected ObjectMapper _objectMapper;
+ @Autowired
private IDeviceService _deviceService;
-
@Autowired
private ILiveStreamService _liveStreamService;
-
@Autowired
private DockWebSocketHandler _dockWebSocketHandler;
-
- @Autowired
- protected ObjectMapper _objectMapper;
/**
* 开启直播
*/
- public void StartLiveStreaming(String sn, String videotype ) {
- // 检查设备是否在线
- if (!_deviceService.checkDeviceOnline(sn)) {
- String jsonString = getResult(sn, "设备不在线，请检查网络连接！");
- log.info("SN: {}-设备不在线，请检查网络连接！", sn);
- _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
- return;
- }
- // 读取直播能力拼接参数
- List<CapacityDeviceDTO> devicesList = _liveStreamService.getLiveCapacity();
- if (devicesList == null || devicesList.isEmpty()) {
- String jsonString = getResult(sn, "未获得设备直播能力！");
- log.info("SN: {}-未获得设备直播能力！", sn);
- _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
- return;
- }
- for (CapacityDeviceDTO device : devicesList) {
- if (!device.getSn().equals(sn)) {
- continue;
- }
- List<CapacityCameraDTO> camerasList = device.getCamerasList();
- for (CapacityCameraDTO camera : camerasList) {
- if (camera.getName()==null || camera.getName().isEmpty()) {
- continue;
- }
- LiveTypeDTO param = new LiveTypeDTO();
- String videoid = device.getSn() + "/" + camera.getIndex();
- List<CapacityVideoDTO> videosList = camera.getVideosList();
- for (CapacityVideoDTO video : videosList) {
- videoid = videoid + "/" + video.getIndex();
- param.setUrlType(1);
- param.setUrl("");
- param.setVideoId(videoid);
- param.setVideoQuality(1);
- param.setVideoType(videotype);
- //调用开始直播
- ResponseResult rlive = null;
- String resultLive = "";
- try {
- rlive = _liveStreamService.liveStart(param);
- if (rlive != null) {
-// if (rlive.getCode() == 513003) {
- while (rlive.getCode() == 513003) {
- //Thread.sleep(200);
- _liveStreamService.liveStop(param.getVideoId());
- //System.out.println("相机已经在直播中，关闭直播后重启直播！");
- log.info("SN: {}-相机已经在直播中，关闭直播后重启直播！", sn);
- rlive = _liveStreamService.liveStart(param);
- }
- if(rlive.getCode() == 0){
- // 直播成功后，在redis中存一个标记，将videoid保留，留给停止直播使用
- //System.out.println("开启直播成功！");
- log.info("SN: {}-开启直播成功！", sn);
- RedisOpsUtils.setWithExpire(RedisConst.WEBSOCKET_VideoId_PREFIX + sn, param.getVideoId(), RedisConst.WEBSOCKET_ALIVE_SECOND);
- }
- rlive.setGateway(sn);
- rlive.setType(MessageType.LIVESTREAM.getType());
- resultLive = _objectMapper.writeValueAsString(rlive);
- _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
- log.info("SN: {}-直播地址：{}", sn, resultLive);
- break;
- }
- } catch (Exception e) {
- e.printStackTrace();
- }
+ public void StartLiveStreaming(String sn) {
+ //调用开始直播
+ ResponseResult rlive = null;
+ String resultLive = "";
+ try {
+ // 获取直播参数
+ LiveTypeDTO param = getLiveParam(sn);
+ // 如果存在直播则读取直播地址返回
+ if (RedisOpsUtils.checkExist(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn)) {
+ resultLive = String.valueOf(RedisOpsUtils.get(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn));
+ } else {
+ log.info("SN: {}-redis中未找到相机的播放地址信息！停止直播后再开启直播", sn);
+ StopLiveStreaming(sn);
+ // 如果不存在直播，则开始直播，并返回直播地址
+ rlive = _liveStreamService.liveStart(param);
+ if (rlive.getCode() == 0) {
+ // 直播成功后，在redis中存一个标记，将videoid保留，留给停止直播使用
+ log.info("SN: {}-开启直播成功！", sn);
+ rlive.setGateway(sn);
+ rlive.setType(MessageType.LIVESTREAM.getType());
+ resultLive = _objectMapper.writeValueAsString(rlive);
+ RedisOpsUtils.set(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn, resultLive);
+
+ _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
+ log.info("SN: {}-直播地址：{}", sn, resultLive);
}
}
+ } catch (Exception e) {
+ log.info("SN: {}-开启直播失败！原因：{}", sn, e.getMessage());
+ e.printStackTrace();
}
}
public void StopLiveStreaming(String sn) {
- // 停止直播逻辑
ResponseResult rlive = null;
- String resultLive = "";
-// System.out.println("关闭直播");
- String videoid = "";
- if(!RedisOpsUtils.checkExist(RedisConst.WEBSOCKET_VideoId_PREFIX + sn)){
- resultLive = getResult(sn, "未找到正在直播的相机！");
+// String resultLive = "";
+ try {
+ // 获取直播参数
+ LiveTypeDTO param = getLiveParam(sn);
+ // 停止直播逻辑
+ rlive = _liveStreamService.liveStop(param.getVideoId());
+// rlive.setGateway(sn);
+// rlive.setType(MessageType.LIVESTREAM.getType());
+// resultLive = _objectMapper.writeValueAsString(rlive);
+ RedisOpsUtils.del(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn);
+ log.info("SN: {}-停止直播，并删除redis直播信息！", sn);
+ } catch (Exception e) {
+ log.info("SN: {}-停止直播时发生异常，原因：{}", sn,e.getMessage());
+ e.printStackTrace();
}
- else {
- videoid = String.valueOf(RedisOpsUtils.get(RedisConst.WEBSOCKET_VideoId_PREFIX + sn));
- try {
- rlive = _liveStreamService.liveStop(videoid);
- rlive.setGateway(sn);
- resultLive = _objectMapper.writeValueAsString(rlive);
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
- _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
+ // 停止直播不返回数据，直接删除redis中的直播地址标记即可；并且方法在websocket连接断开后执行。
}
public String getResult(String sn, String msg) {
@@ -143,4 +101,46 @@
return jsonString;
}
+
+ /**
+ * 获取直播参数
+ */
+ public LiveTypeDTO getLiveParam(String sn) throws Exception {
+ LiveTypeDTO param = new LiveTypeDTO();
+ // 检查设备是否在线
+ if (!_deviceService.checkDeviceOnline(sn)) {
+ log.info("SN: {}-设备不在线，请检查网络连接！", sn);
+ // 抛弃出异常，给调用者处理
+ throw new Exception("设备不在线，请检查网络连接！");
+ }
+ // 读取直播能力拼接参数
+ List<CapacityDeviceDTO> devicesList = _liveStreamService.getLiveCapacity();
+ if (devicesList == null || devicesList.isEmpty()) {
+ log.info("SN: {}-未获得设备直播能力！", sn);
+ // 抛弃出异常，给调用者处理
+ throw new Exception("未获得设备直播能力！");
+ }
+ for (CapacityDeviceDTO device : devicesList) {
+ if (!device.getSn().equals(sn)) {
+ continue;
+ }
+ List<CapacityCameraDTO> camerasList = device.getCamerasList();
+ for (CapacityCameraDTO camera : camerasList) {
+ if (camera.getName() == null || camera.getName().isEmpty()) {
+ continue;
+ }
+ String videoid = device.getSn() + "/" + camera.getIndex();
+ List<CapacityVideoDTO> videosList = camera.getVideosList();
+ for (CapacityVideoDTO video : videosList) {
+ videoid = videoid + "/" + video.getIndex();
+ param.setUrlType(1);
+ param.setUrl("");
+ param.setVideoId(videoid);
+ param.setVideoQuality(1);
+ param.setVideoType(video.getSwitchVideoTypes().get(0));
+ }
+ }
+ }
+ return param;
+ }
}
--
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