diff --git a/src/ai_platform/MultiSourceProcess.cpp b/src/ai_platform/MultiSourceProcess.cpp
index d97a68a..fdc9281 100755
--- a/src/ai_platform/MultiSourceProcess.cpp
+++ b/src/ai_platform/MultiSourceProcess.cpp
@@ -1571,11 +1571,11 @@ void CMultiSourceProcess::algorithm_roadseg_correlation_process(vector<string>& 
   vector<vector<vector<int>>> interest_traffic_region, interest_fence_region;
   vector<vector<int>> interest_labels, interest_fence_labels;
    
-  int _idx = 0;
-  for (auto _task_id_iter = vpt_interest_task_id.begin(); _task_id_iter != vpt_interest_task_id.end();
-        ++_task_id_iter, ++_idx) // loop task_id;
+  for(int i = 0; i < vpt_interest_imgs.size(); i++)
   {
-    auto task_id = *_task_id_iter;
+    DeviceMemory* mem = vpt_interest_imgs[i];
+
+    auto task_id = mem->getId();
     auto algor_map = m_task_param_manager->get_task_other_param(task_id);
 
     if (algor_map->find(algorithm_type_t::PERSON_IN_VEHICLELANE) != algor_map->end() || 
@@ -1590,8 +1590,10 @@ void CMultiSourceProcess::algorithm_roadseg_correlation_process(vector<string>& 
       ) {
 
         m_RoadSegTaskMtx.lock();
-        if (!m_RoadSegTaskMap[task_id].isseg) continue;
-        else {
+        if (!m_RoadSegTaskMap[task_id].isseg) {
+          m_RoadSegTaskMtx.unlock();
+          continue;
+        } else {
           interest_traffic_region.push_back(m_RoadSegTaskMap[task_id].traffic_region);
           interest_labels.push_back(m_RoadSegTaskMap[task_id].labels);
           interest_fence_region.push_back(m_RoadSegTaskMap[task_id].fence_region);
@@ -1599,15 +1601,17 @@ void CMultiSourceProcess::algorithm_roadseg_correlation_process(vector<string>& 
         }   
         m_RoadSegTaskMtx.unlock();
 
-      DeviceMemory* mem = vpt_interest_imgs[_idx];
+      
       sy_img img;
-      img.w_ = mem->getWidth();     img.h_ = mem->getHeight();
-      img.c_ = mem->getChannel();   img.data_ = mem->getMem();
+      img.w_ = mem->getWidth();     
+      img.h_ = mem->getHeight();
+      img.c_ = mem->getChannel();   
+      img.data_ = mem->getMem();
       sy_interest_imgs.push_back(img);
       
       interest_task_id.emplace_back(task_id);
-      interest_imgs.emplace_back(vpt_interest_imgs[_idx]);
-      interest_vpt_result.emplace_back(vptResult[_idx]);
+      interest_imgs.emplace_back(vpt_interest_imgs[i]);
+      interest_vpt_result.emplace_back(vptResult[i]);
     }
   }
 
@@ -1796,14 +1800,20 @@ void CMultiSourceProcess::village_snapshot(vector<string>& vpt_interest_task_id,
             algorithm_types.push_back((int)roadseg_algor.at(idx));
             video_folder = basic_param->video_folder;   result_folder = basic_param->result_folder;   result_folder_little = basic_param->result_folder_little;
             // 原图及抠图
-            vpc_img_info src_img;   src_img.pic_desc = result->origin_img_desc;   src_img.task_id = obj_key.video_id;
-            vpc_img_info roi_img;   roi_img.pic_desc = result->roi_img_desc;      roi_img.task_id = obj_key.video_id;   roi_img.object_id = obj_key.obj_id;
+            vpc_img_info src_img;   
+            src_img.pic_desc = result->origin_img_desc;   
+            src_img.task_id = obj_key.video_id;
+            vpc_img_info roi_img;   
+            roi_img.pic_desc = result->roi_img_desc;      
+            roi_img.task_id = obj_key.video_id;   
+            roi_img.object_id = obj_key.obj_id;
 
             if (save_single_algor_pic) {
               auto json_str = helpers::gen_json::gen_manned_json(obj_key.video_id, obj_key.obj_id, result->box, roadseg_algor.at(idx));
               save_snapshot_process(obj_key, roadseg_algor.at(idx), src_img, roi_img, 0, json_str);
             } else {
-              VPCUtil::vpc_img_release(src_img);  VPCUtil::vpc_img_release(roi_img);
+              VPCUtil::vpc_img_release(src_img);  
+              VPCUtil::vpc_img_release(roi_img);
             }
   
           }