From 3f43e40ed1a1e9f66b3ad2862da9dbc4b710c712 Mon Sep 17 00:00:00 2001
From: nishiwei <13126973358@163.com>
Date: Fri, 23 Oct 2026 14:09:47 +0800
Subject: [PATCH] 智云3.0机场1适配内容提交

---
 ard-sample/src/main/java/com/ard/sample/component/websocket/handler/LiveStreamHandler.java |  206 ++++++++++++++++++++++++++++++---------------------
 1 files changed, 121 insertions(+), 85 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..d8ea6e6 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 +20,80 @@
 @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;
+    public void StartLiveStreaming(String sn ,String userId) {
+        //调用开始直播
+        ResponseResult rlive = null;
+        String resultLive = "";
+        try {
+            // 获取直播参数
+            LiveTypeDTO param = getLiveParam(sn);
+            // 判断param是否为空,不为空则返回正确的直播参数,为null则未获取直播参数,不为空则继续操作
+            if (param == null) {
+                log.info("SN: {}-未获取到直播参数param为null,无法开启直播!", sn);
+                return;
             }
-            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();
+            // 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));
+                log.info("SN: {}-redis中存在相机的播放地址信息,直接返回地址!", 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);
+                    LiveDTO live = (LiveDTO) rlive.getData();
+                    Boolean isWeb = _deviceService.updateWebrtcUrl(sn,live.getWebrtcUrl());
+                    if (isWeb) {
+                        log.info("SN: {}-更新webrtc地址成功!", sn);
                     }
                 }
+                else {
+                    log.info("SN: {}-开启直播失败!返回值:{}", sn, rlive);
+                }
             }
+            _dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive, userId);
+            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!");
+        try {
+            // 获取直播参数
+            LiveTypeDTO param = getLiveParam(sn);
+            // 停止直播逻辑
+            rlive = _liveStreamService.liveStop(param.getVideoId());
+            log.info("SN: {}-停止直播!返回值:{}", sn, rlive);
+        } catch (Exception e) {
+            log.info("SN: {}-停止直播时发生异常,原因:{}", sn, e.getMessage(), e);
+        } finally {
+            // 无论停流是否成功都清理缓存地址:
+            // 设备离线等原因导致停流异常时,若不清 Redis,后续订阅会直接拿到失效地址,
+            // 页面持续黑屏,只有等设备离线清理缓存后才能恢复
+            RedisOpsUtils.del(RedisConst.WEBSOCKET_VIDEO_ADDRESS_PREFIX + sn);
+            log.info("SN: {}-已删除redis直播信息!", sn);
         }
-        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);
     }
 
     public String getResult(String sn, String msg) {
@@ -143,4 +113,70 @@
 
         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);
+            return null;
+            // 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();
+            if (camerasList == null || camerasList.isEmpty()) {
+                continue;
+            }
+            for (CapacityCameraDTO camera : camerasList) {
+                List<CapacityVideoDTO> videosList = camera.getVideosList();
+                if (videosList == null || videosList.isEmpty()) {
+                    continue;
+                }
+                // 机场1:M30 / M30T 相机索引为 52-x-x / 53-x-x,live_capacity 可能同时上报
+                // normal-0、zoom-0、ir-0 多条码流。默认优先选 normal 码流(可见光),
+                // 避免原来“循环取最后一条”时默认落到红外。其他机型保持原行为(取最后一条)。
+                boolean m30SeriesCamera = camera.getIndex() != null
+                        && (camera.getIndex().startsWith("52-") || camera.getIndex().startsWith("53-"));
+                CapacityVideoDTO selectedVideo = null;
+                for (CapacityVideoDTO video : videosList) {
+                    selectedVideo = video;
+                    if (m30SeriesCamera && video.getIndex() != null
+                            && video.getIndex().startsWith("normal")) {
+                        break;
+                    }
+                }
+                if (selectedVideo == null) {
+                    continue;
+                }
+                List<String> switchVideoTypes = selectedVideo.getSwitchVideoTypes();
+                if (switchVideoTypes == null || switchVideoTypes.isEmpty()) {
+                    // 没有镜头类型信息时跳过该相机,避免 get(0) 越界
+                    continue;
+                }
+                // 机场1:video_id 格式固定为 {sn}/{camera_index}/{video_index}。
+                // 按选中的码流独立构造,单码流设备结果与原来完全一致。
+                String videoid = device.getSn() + "/" + camera.getIndex() + "/" + selectedVideo.getIndex();
+                param.setUrlType(1);
+                param.setUrl("");
+                param.setVideoId(videoid);
+                param.setVideoQuality(1);
+                param.setVideoType(switchVideoTypes.get(0));
+            }
+        }
+        return param;
+    }
 }

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