尝试修复回溯帧bug

biz/checkpoint/checkpoint_biz.py

@@ -142,11 +142,11 @@ class KadianDetector:
         self.nobody_frames = 0  # 累计无人在场帧数
         self.only_one_frames = 0  # 累计单人在场帧数
 
-        self.max_car_frames = int((3.0 + self.TIME_TOLERANCE_CAR) * self.fps)  # 50帧
+        self.max_car_frames = int((15.0 + self.TIME_TOLERANCE_CAR) * self.fps)  # 
         self.frame_buffer_ignore_untrunk = deque(maxlen=self.max_car_frames)
 
-        self.untrunk_rollback_time = 3.0    # 未检查后备箱需要回溯的时间
-        self.ignored_rollback_time = 1.0    # 漏检需要回溯的时间
+        self.untrunk_rollback_time = 12.0    # 未检查后备箱需要回溯的时间
+        self.ignored_rollback_time = 12.0    # 漏检需要回溯的时间
 
 
     def _get_roi_points(self, frame_width: int, frame_height: int):
@@ -219,7 +219,7 @@ class KadianDetector:
         target_frame = None
         min_time_diff = float('inf')
         for buffered in self.frame_buffer_ignore_untrunk:
-            time_diff = abs(buffered['frame_idx'] - target_time_sec)
+            time_diff = abs(buffered['timestamp'] - target_time_sec)
             if time_diff < min_time_diff:
                 min_time_diff = time_diff
                 target_frame = buffered['frame']
@@ -327,15 +327,14 @@ class KadianDetector:
                         self.roi_car_registry[tid] = {
                             'first_seen': self.current_frame_idx,
                             'last_seen': self.current_frame_idx,
-                            # 'first_seen': current_time_sec,
-                            # 'last_seen': current_time_sec,
+                            'last_seen_time': current_time_sec,
                             'trunk_frames': 0,
                             'is_checked': False,
                             #'frame_buffer': deque(maxlen=self.max_car_frames),  # 新增
                         }
                     else:
                         self.roi_car_registry[tid]['last_seen'] = self.current_frame_idx
-                        #self.roi_car_registry[tid]['last_seen'] = current_time_sec
+                        self.roi_car_registry[tid]['last_seen_time'] = current_time_sec
                     label += " IN"
             elif role == "opentrunk":
                 color = (255, 165, 0)  # 橙色
@@ -378,8 +377,8 @@ class KadianDetector:
             #     'frame': frame.copy(),
             # })
             self.frame_buffer_ignore_untrunk.append({
-                #'frame_idx': current_time_sec,
                 'frame_idx': self.current_frame_idx,
+                'timestamp': current_time_sec,
                 'frame': frame.copy(),
             })
 
@@ -431,7 +430,7 @@ class KadianDetector:
                 self.fast_pass_alerts[car_id] = self.current_frame_idx + int(self.ignore_show_seconds * self.fps)
                 #self.fast_pass_alerts[car_id] = current_time_sec + int(self.ignore_show_seconds * self.fps)
 
-                target_time_sec = car_info['last_seen'] - self.ignored_rollback_time
+                target_time_sec = car_info['last_seen_time'] - self.ignored_rollback_time
                 ignored_trunk_frame = self.find_target_frame(target_time_sec)
 
 
@@ -442,7 +441,7 @@ class KadianDetector:
                 self.unchecked_trunk_alerts[car_id] = self.current_frame_idx + int(self.openTrunk_show_seconds * self.fps)
                 #self.unchecked_trunk_alerts[car_id] = current_time_sec + int(self.openTrunk_show_seconds * self.fps)
 
-                target_time_sec = car_info['last_seen'] - self.untrunk_rollback_time
+                target_time_sec = car_info['last_seen_time'] - self.untrunk_rollback_time
                 unchecked_trunk_frame = self.find_target_frame(target_time_sec)