更新跟踪框匹配逻辑

This commit is contained in:
2026-04-13 20:04:16 +08:00
parent e7e2b86cd7
commit f2e2569b7c

View File

@@ -6,51 +6,73 @@ from collections import deque
from biz.base_frame_processor import BaseFrameProcessorWorker from biz.base_frame_processor import BaseFrameProcessorWorker
from algorithm.common.npu_yolo_onnx_person_car_phone import YOLOv8_ONNX from algorithm.common.npu_yolo_onnx_person_car_phone import YOLOv8_ONNX
from yolox.tracker.byte_tracker import BYTETracker from yolox.tracker.byte_tracker import BYTETracker
from common.constants import MODEL_ROOT_PATH
# ========================= 走廊场景专属配置 ========================= # ========================= 走廊场景专属配置 =========================
MODEL_PATH = 'YOLO_Weight/kanshousuo.onnx' DETECT_MODEL_PATH = 'YOLO_Weight/kanshousuo.onnx' # 犯人检测onnx模型路径
INPUT_SIZE = 640 INPUT_SIZE = 640 # 模型输入尺寸
RTSP_FPS = 10 RTSP_FPS = 10 # 视频流目标FPS
ALERT_PUSH_INTERVAL = 10 ALERT_PUSH_INTERVAL = 5 # 相同报警5秒内仅推送1次
ALERT_PUSH_URL = "http://123.57.151.210:10000/picenter/websocket/test/process" ALERT_PUSH_URL = "http://123.57.151.210:10000/picenter/websocket/test/process"
ROI_LOST_FRAMES_THRESH = int(1 * RTSP_FPS) # 消失判定中心点在ROI内消失后持续无检测的帧数1.0秒,可微调)
ROI_LOST_FRAMES_THRESH = int(0.5 * RTSP_FPS) # todo: 从frame改为时间
# ========================= ROI区域配置 ========================= # ========================= 默认ROI区域配置当config.yaml未配置时使用 =========================
ROI_CONFIG = { DEFAULT_DOOR_ROIS = {
"left": [[0.195, 0.245], [0.42, 0], [0.421, 0.185], [0.248, 0.8]], "left": {
"right": [[0.575, 0.], [0.81, 0.22], [0.78, 0.8], [0.575, 0.185]], "points": [[0.195, 0.245], [0.42, 0], [0.421, 0.185], [0.248, 0.8]],
"color": [255, 0, 0]
},
"right": {
"points": [[0.575, 0.], [0.81, 0.22], [0.78, 0.8], [0.575, 0.185]],
"color": [255, 0, 0]
}
} }
# ==================================================================================
class PrisonerDoorDetector: class PrisonerDoorDetector:
def __init__(self, params=None): def __init__(self, params=None):
self.params = params or {} self.params = params or {}
# 1. 加载YOLO模型 - 降低阈值提高检测率 # 0. 从params解析ROI配置无则使用默认值
door_rois_config = self.params.get('door_rois', DEFAULT_DOOR_ROIS)
self.roi_config = {}
self.roi_colors = {}
for door_name, door_cfg in door_rois_config.items():
self.roi_config[door_name] = door_cfg['points']
self.roi_colors[door_name] = tuple(door_cfg['color'])
model_path = self.params.get('model_path')
if model_path:
full_model_path = f"{MODEL_ROOT_PATH}/{model_path}"
else:
full_model_path = DETECT_MODEL_PATH
self.detector = YOLOv8_ONNX( self.detector = YOLOv8_ONNX(
MODEL_PATH, full_model_path,
conf_threshold=0.57, # 进一步降低,捕获更多检测 conf_threshold=0.7, # 置信度阈值,可根据模型精度调整
iou_threshold=0.4, iou_threshold=0.4, # IOU阈值
input_size=INPUT_SIZE input_size=INPUT_SIZE
) )
# 2. ByteTracker参数优化 # 2. 初始化ByteTracker跟踪器(适配走廊单/多犯人跟踪)
class TrackerArgs: class TrackerArgs:
track_thresh = 0.65 # 更低的跟踪阈值 track_thresh = 0.65
track_buffer = 60 # 更大的缓冲,应对短暂消失 track_buffer = 60 # 减小缓冲避免跟踪漂移
match_thresh = 0.5 # 更宽松的匹配 match_thresh = 0.5
mot20 = False mot20 = False
self.tracker = BYTETracker(TrackerArgs(), frame_rate=RTSP_FPS) self.tracker = BYTETracker(TrackerArgs(), frame_rate=RTSP_FPS)
# 3. 状态变量 # 3. 状态变量初始化
self.last_alert_time = 0.0 self.last_alert_time = 0.0 # 最后报警时间(防重复推送)
self.frame_width = 0 # 犯人跟踪信息:{track_id: {'is_cx_in_roi': 中心点是否在ROI, 'lost_frames': 消失帧数, 'lost_roi': 消失的ROI名称, 'last_cxcy': 最后中心点坐标}}
self.frame_height = 0 self.prisoner_track_info = {}
self.roi_abs_cache = {} self.frame_width = 0 # 帧宽度(动态获取)
self.frame_height = 0 # 帧高度(动态获取)
self.roi_abs_cache = {} # ROI绝对坐标缓存{roi_name: np.int32数组}
self.entry_frame_cache = {} self.entry_frame_cache = {}
# 【核心改进】基于位置的跟踪状态管理 # 基于位置的跟踪状态管理
self.active_targets = {} # {target_id: {...}} self.active_targets = {} # {target_id: {...}}
self.next_target_id = 0 self.next_target_id = 0
self.position_history = {} # {target_id: deque of positions} self.position_history = {} # {target_id: deque of positions}
@@ -67,33 +89,31 @@ class PrisonerDoorDetector:
return np.sqrt((cx1 - cx2) ** 2 + (cy1 - cy2) ** 2) return np.sqrt((cx1 - cx2) ** 2 + (cy1 - cy2) ** 2)
def compute_iou(self, boxA, boxB): def compute_iou(self, boxA, boxB):
"""IOU计算""" """IOU计算:匹配跟踪框与犯人检测框,过滤非犯人目标"""
xA = max(boxA[0], boxB[0]) xA = max(boxA[0], boxB[0])
yA = max(boxA[1], boxB[1]) yA = max(boxA[1], boxB[1])
xB = min(boxA[2], boxB[2]) xB = min(boxA[2], boxB[2])
yB = min(boxA[3], boxB[3]) yB = min(boxA[3], boxB[3])
interW = max(0, xB - xA) interW = max(0, xB - xA)
interH = max(0, yB - yA) interH = max(0, yB - yA)
interArea = interW * interH interArea = interW * interH
boxAArea = (boxA[2] - boxA[0]) * (boxA[3] - boxA[1])
boxAArea = max(0, (boxA[2] - boxA[0]) * (boxA[3] - boxA[1])) boxBArea = (boxB[2] - boxB[0]) * (boxB[3] - boxB[1])
boxBArea = max(0, (boxB[2] - boxB[0]) * (boxB[3] - boxB[1]))
unionArea = boxAArea + boxBArea - interArea unionArea = boxAArea + boxBArea - interArea
return interArea / unionArea if unionArea > 0 else 0.0 return interArea / unionArea if unionArea > 0 else 0.0
def _get_roi_abs(self, roi_name): def _get_roi_abs(self, roi_name):
"""相对坐标转绝对像素坐标""" """相对坐标转绝对像素坐标适配当前帧分辨率OpenCV要求int32"""
if roi_name not in ROI_CONFIG: if roi_name not in self.roi_config:
return None return None
roi_rel = np.array(ROI_CONFIG[roi_name], dtype=np.float64) roi_rel = np.array(self.roi_config[roi_name], dtype=np.float64)
roi_abs = roi_rel * np.array([self.frame_width, self.frame_height]) roi_abs = roi_rel * np.array([self.frame_width, self.frame_height])
return roi_abs.astype(np.int32) return roi_abs.astype(np.int32)
def is_cxcy_in_roi(self, cx, cy): def is_cxcy_in_roi(self, cx, cy):
"""判断中心点是否在ROI内""" """判断犯人框**中心点(cx,cy)** 是否在任意ROI内,返回:(是否在ROI, 所在ROI名称)"""
for roi_name, roi_abs in self.roi_abs_cache.items(): for roi_name, roi_abs in self.roi_abs_cache.items():
# OpenCV点在多边形内判定>=0 表示在内部/边上
if cv2.pointPolygonTest(roi_abs, (cx, cy), False) >= 0: if cv2.pointPolygonTest(roi_abs, (cx, cy), False) >= 0:
return (True, roi_name) return (True, roi_name)
return (False, "outside") return (False, "outside")
@@ -142,57 +162,63 @@ class PrisonerDoorDetector:
return best_match_id, best_match_score return best_match_id, best_match_score
def push_alert(self, camera_id, target_id, lost_roi, last_cxcy, timestamp, entry_frame): # def push_alert(self, camera_id, target_id, lost_roi, last_cxcy, timestamp, entry_frame):
"""报警推送""" # """报警推送"""
current_time = time.time() # current_time = time.time()
if current_time - self.last_alert_time < ALERT_PUSH_INTERVAL: # if current_time - self.last_alert_time < ALERT_PUSH_INTERVAL:
return False # return False
#
# _, frame_encoded = cv2.imencode('.jpg', entry_frame)
# frame_base64 = frame_encoded.tobytes()
#
# alert_info = {
# "camera_id": camera_id,
# "alert_type": "prisoner_cx_disappear_in_roi",
# "prisoner_track_id": target_id,
# "disappear_roi": lost_roi,
# "last_cx": round(last_cxcy[0], 2),
# "last_cy": round(last_cxcy[1], 2),
# "timestamp": timestamp,
# "entry_frame_base64": frame_base64,
# "details": f"犯人框中心点在{lost_roi}区域内消失"
# }
#
# try:
# requests.post(ALERT_PUSH_URL, json=alert_info, timeout=3)
# print(f"[报警成功] target_id={target_id}, roi={lost_roi}")
# self.last_alert_time = current_time
# return True
# except Exception as e:
# print(f"[报警失败] {str(e)}")
# return False
_, frame_encoded = cv2.imencode('.jpg', entry_frame)
frame_base64 = frame_encoded.tobytes()
alert_info = {
"camera_id": camera_id,
"alert_type": "prisoner_cx_disappear_in_roi",
"prisoner_track_id": target_id,
"disappear_roi": lost_roi,
"last_cx": round(last_cxcy[0], 2),
"last_cy": round(last_cxcy[1], 2),
"timestamp": timestamp,
"entry_frame_base64": frame_base64,
"details": f"犯人框中心点在{lost_roi}区域内消失"
}
try:
requests.post(ALERT_PUSH_URL, json=alert_info, timeout=3)
print(f"[报警成功] target_id={target_id}, roi={lost_roi}")
self.last_alert_time = current_time
return True
except Exception as e:
print(f"[报警失败] {str(e)}")
return False
def process_frame(self, frame, camera_id: int, timestamp: float) -> dict: def process_frame(self, frame, camera_id: int, timestamp: float) -> dict:
"""核心帧处理 - 增强检测版""" """
核心帧处理:
1. 绘制5个ROI区域 2. 检测+跟踪犯人 3. 判定中心点是否在ROI内
4. 中心点在ROI内消失则累计帧数达到阈值触发报警
"""
self.frame_height, self.frame_width = frame.shape[:2] self.frame_height, self.frame_width = frame.shape[:2]
current_frame_alerts = [] current_frame_alerts = [] # 本帧报警信息
frame_copy = frame.copy() frame_copy = frame.copy()
current_time = time.time() current_time = time.time()
# ========================= 1. 绘制ROI区域 ========================= # ========================= 1. 初始化ROI绝对坐标并绘制ROI =========================
roi_colors = {"left": (255, 0, 0), "right": (255, 0, 0)}
self.roi_abs_cache.clear() self.roi_abs_cache.clear()
for roi_name, _ in ROI_CONFIG.items(): for roi_name in self.roi_config:
roi_abs = self._get_roi_abs(roi_name) roi_abs = self._get_roi_abs(roi_name)
if roi_abs is None: if roi_abs is None:
continue continue
self.roi_abs_cache[roi_name] = roi_abs self.roi_abs_cache[roi_name] = roi_abs
roi_draw = roi_abs.reshape((-1, 1, 2)) # 绘制ROI多边形闭合+ ROI名称标签
cv2.polylines(frame, [roi_draw], isClosed=True, color=roi_colors[roi_name], thickness=2) roi_draw = roi_abs.reshape((-1, 1, 2)) # OpenCV绘制要求形状 (n,1,2)
color = self.roi_colors.get(roi_name, (255, 255, 255))
cv2.polylines(frame, [roi_draw], isClosed=True, color=color, thickness=2)
cv2.putText(frame, roi_name, (roi_abs[0][0], roi_abs[0][1] - 5), cv2.putText(frame, roi_name, (roi_abs[0][0], roi_abs[0][1] - 5),
cv2.FONT_HERSHEY_SIMPLEX, 0.5, roi_colors[roi_name], 2) cv2.FONT_HERSHEY_SIMPLEX, 0.5, color, 2)
# ========================= 2. 模型推理 ========================= # ========================= 2. 模型推理:仅提取犯人检测框 =========================
detect_results = self.detector(frame) detect_results = self.detector(frame)
prisoner_detections = [] prisoner_detections = []
@@ -222,6 +248,7 @@ class PrisonerDoorDetector:
else: else:
track_results = [] track_results = []
# ========================= 4. 【核心改进】融合跟踪和检测 ========================= # ========================= 4. 【核心改进】融合跟踪和检测 =========================
# 4.1 先处理跟踪结果 # 4.1 先处理跟踪结果
tracked_detections = {} # {track_id: detection_box} tracked_detections = {} # {track_id: detection_box}
@@ -368,7 +395,7 @@ class PrisonerDoorDetector:
current_frame_alerts.append({ current_frame_alerts.append({
"time": timestamp, "time": timestamp,
"camera_id": camera_id, "camera_id": camera_id,
"action": "prisoner_cx_disappear_in_door", "action": "Indoor Violation",
"prisoner_track_id": target_id, "prisoner_track_id": target_id,
"disappear_roi": target_info['current_roi'], "disappear_roi": target_info['current_roi'],
"last_cx": round(target_info['last_cxcy'][0], 2), "last_cx": round(target_info['last_cxcy'][0], 2),
@@ -413,9 +440,9 @@ class PrisonerDoorDetector:
# 根据状态选择颜色 # 根据状态选择颜色
if in_roi: if in_roi:
color = (0, 0, 255) # 绿在ROI内 color = (0, 0, 255) # 在ROI内
else: else:
color = (0, 255, 0) # 不在ROI内 color = (0, 255, 0) # 绿不在ROI内
# 根据来源选择线型 # 根据来源选择线型
thickness = 3 if source == 'tracked' else 2 thickness = 3 if source == 'tracked' else 2
@@ -442,6 +469,7 @@ class PrisonerDoorDetector:
# ========================= 帧处理线程 ========================= # ========================= 帧处理线程 =========================
class FrameProcessorWorker(BaseFrameProcessorWorker): class FrameProcessorWorker(BaseFrameProcessorWorker):
"""看守所走廊犯人检测 - 增强跟踪版"""
DETECTOR_FACTORY = lambda params: PrisonerDoorDetector(params) DETECTOR_FACTORY = lambda params: PrisonerDoorDetector(params)
POST_TYPE = 3 POST_TYPE = 3
TARGET_FPS = RTSP_FPS TARGET_FPS = RTSP_FPS