diff --git a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
index 8de97a5a7..d34c4c5e0 100644
--- a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
@@ -3,6 +3,7 @@ package com.genersoft.iot.vmp.aiot.service.impl;
 import com.alibaba.fastjson2.JSON;
 import com.alibaba.fastjson2.JSONObject;
 import com.genersoft.iot.vmp.aiot.dao.AiCameraSnapshotMapper;
+import com.genersoft.iot.vmp.aiot.dao.AiRoiMapper;
 import com.genersoft.iot.vmp.aiot.service.IAiScreenshotService;
 import com.genersoft.iot.vmp.aiot.util.CosUtil;
 import com.genersoft.iot.vmp.streamProxy.bean.StreamProxy;
@@ -55,6 +56,9 @@ public class AiScreenshotServiceImpl implements IAiScreenshotService {
     @Autowired
     private AiCameraSnapshotMapper snapshotMapper;
 
+    @Autowired
+    private AiRoiMapper roiMapper;
+
     @Autowired
     private CosUtil cosUtil;
 
@@ -114,6 +118,12 @@ public class AiScreenshotServiceImpl implements IAiScreenshotService {
             fields.put("callback_url", callbackUrl);
         }
 
+        // 查询摄像头关联的 device_id，供 Edge 按设备过滤
+        String deviceId = roiMapper.queryDeviceIdByCameraId(cameraCode);
+        if (deviceId != null && !deviceId.isEmpty()) {
+            fields.put("device_id", deviceId);
+        }
+
         // 查询 rtsp_url 放入请求，供 Edge 对无 ROI 摄像头临时连接截图
         StreamProxy proxy = streamProxyMapper.selectByCameraCode(cameraCode);
         if (proxy != null) {