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 |   71 ++++++++++++++++++++---------------
 1 files changed, 40 insertions(+), 31 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 0cfc482..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
@@ -79,23 +79,21 @@
 
     public void StopLiveStreaming(String sn) {
         ResponseResult rlive = null;
-//        String resultLive = "";
         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);
-//            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();
+            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);
         }
-        // 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) {
@@ -140,32 +138,43 @@
                 continue;
             }
             List<CapacityCameraDTO> camerasList = device.getCamerasList();
+            if (camerasList == null || camerasList.isEmpty()) {
+                continue;
+            }
             for (CapacityCameraDTO camera : camerasList) {
-                // 机场3中飞行器,没有name,需要其他条件确定主摄像头参数
-                for(CapacityVideoDTO video : camera.getVideosList())
-                {
-                    if(video.getSwitchVideoTypes().size() == 1 && camera.getName() == null)
-                    {
-                        continue;
+                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;
                     }
                 }
-//                camera.getVideosList().get(0).getSwitchVideoTypes().add("main");
-//                if(camera.getVideosList().size() == 1 && camera.getName() == null) {
-//                    continue;
-//                }
-//                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));
+                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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