PowLu bu gisti düzenledi . Düzenlemeye git
1 file changed, 989 insertions
第一版主程序.py(dosya oluşturuldu)
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| 1 | + | import cv2 | |
| 2 | + | import threading | |
| 3 | + | import numpy as np | |
| 4 | + | import time | |
| 5 | + | import os | |
| 6 | + | import serial | |
| 7 | + | ||
| 8 | + | if 'DISPLAY' not in os.environ: | |
| 9 | + | os.environ['DISPLAY'] = ':0' | |
| 10 | + | print(f"Set DISPLAY to: {os.environ['DISPLAY']}") | |
| 11 | + | import pyautogui | |
| 12 | + | ||
| 13 | + | # ---------- 1. 固定参数区 ---------- | |
| 14 | + | MODEL_PATH = './yolov5s-640-640.rknn' # 模型路径 | |
| 15 | + | TARGET = 'rk3588' # 目标设备 | |
| 16 | + | ||
| 17 | + | IMG_SHOW = True # 是否弹窗显示结果 | |
| 18 | + | IMG_SAVE = False # 是否保存结果图片 | |
| 19 | + | COCO_MAP_TEST = False # 是否跑COCO mAP测试 | |
| 20 | + | FULLSCREEN = True # 是否全屏显示 | |
| 21 | + | ||
| 22 | + | SOURCES_FILE = './sources.json' # 视频源配置文件 | |
| 23 | + | ANCHORS_FILE = './model/anchors_yolov5.txt' # anchor文件 | |
| 24 | + | ||
| 25 | + | # 优化参数 | |
| 26 | + | DETECTION_INTERVAL = 5 # 检测间隔(每5帧检测一次) | |
| 27 | + | DISPLAY_REFRESH_RATE = 30 # 显示刷新率(Hz) | |
| 28 | + | ||
| 29 | + | # 屏幕尺寸 | |
| 30 | + | SCREEN_WIDTH = 1024 | |
| 31 | + | SCREEN_HEIGHT = 600 | |
| 32 | + | ||
| 33 | + | # 显示区域尺寸 | |
| 34 | + | VIDEO_WIDTH = int(SCREEN_WIDTH * 0.75) # 左侧四分之三显示视频 | |
| 35 | + | RADIO_WIDTH = SCREEN_WIDTH - VIDEO_WIDTH # 右侧四分之一显示雷达 | |
| 36 | + | ||
| 37 | + | # ---------- 2. 雷达触发参数 ---------- | |
| 38 | + | ALARM_DISTANCE = 1.5 # 报警距离(米) | |
| 39 | + | SWITCH_INTERVAL = 3.0 # 切换间隔(秒) | |
| 40 | + | ||
| 41 | + | # ---------- 3. 其他全局常量 ---------- | |
| 42 | + | OBJ_THRESH = 0.6 | |
| 43 | + | NMS_THRESH = 0.6 | |
| 44 | + | IMG_SIZE = (640, 640) # (width, height) | |
| 45 | + | ||
| 46 | + | CLASSES = ("person", "bicycle", "car", "motorbike ", "aeroplane ", "bus ", "train", "truck ", "boat", "traffic light") | |
| 47 | + | ||
| 48 | + | # -------------------------- | |
| 49 | + | # RTSP流配置部分 - 简化版本 | |
| 50 | + | # -------------------------- | |
| 51 | + | RTSP_URLS = [ | |
| 52 | + | "rtsp://admin:Admin888@192.168.112.200:554/streaming/channels/102", | |
| 53 | + | "rtsp://admin:Admin888@192.168.112.201:554/streaming/channels/102", | |
| 54 | + | "rtsp://admin:Admin888@192.168.112.202:554/streaming/channels/102", | |
| 55 | + | "rtsp://admin:Admin888@192.168.112.203:554/streaming/channels/102" | |
| 56 | + | ] | |
| 57 | + | ||
| 58 | + | # 全局变量 | |
| 59 | + | frames = [None] * 4 | |
| 60 | + | locks = [threading.Lock() for _ in range(4)] | |
| 61 | + | stop_threads = False | |
| 62 | + | combined_frame = None | |
| 63 | + | combined_lock = threading.Lock() | |
| 64 | + | ||
| 65 | + | # 显示模式控制 | |
| 66 | + | display_mode = 0 # 0:四分屏全屏, 1-4:单画面分屏 | |
| 67 | + | last_switch_time = time.time() | |
| 68 | + | current_alarm_index = 0 | |
| 69 | + | ||
| 70 | + | # 雷达数据相关 | |
| 71 | + | radar_distances = [999.0] * 4 # 存储4路雷达距离(米) | |
| 72 | + | radar_alarm_status = [False] * 4 # 雷达报警状态 | |
| 73 | + | radar_lock = threading.Lock() | |
| 74 | + | ||
| 75 | + | # 雷达图片相关 | |
| 76 | + | radio_images = {} # 存储4个雷达图片 | |
| 77 | + | current_radio_image = None | |
| 78 | + | ||
| 79 | + | # 简化的流状态管理 | |
| 80 | + | stream_status = [False] * 4 # 每路流的连接状态 | |
| 81 | + | stream_last_frame_time = [0] * 4 # 每路流最后收到帧的时间 | |
| 82 | + | ||
| 83 | + | ||
| 84 | + | # ---------- 简化的RTSP流处理 ---------- | |
| 85 | + | def read_rtsp_stream(index, rtsp_url): | |
| 86 | + | """简化的RTSP流读取函数""" | |
| 87 | + | global stop_threads | |
| 88 | + | ||
| 89 | + | cap = None | |
| 90 | + | reconnect_count = 0 | |
| 91 | + | max_reconnect = 20 | |
| 92 | + | ||
| 93 | + | print(f"[Stream {index}] 启动RTSP流: {rtsp_url}") | |
| 94 | + | ||
| 95 | + | while not stop_threads and reconnect_count < max_reconnect: | |
| 96 | + | try: | |
| 97 | + | # 释放之前的连接 | |
| 98 | + | if cap is not None: | |
| 99 | + | cap.release() | |
| 100 | + | cap = None | |
| 101 | + | ||
| 102 | + | # 创建新的连接 | |
| 103 | + | print(f"[Stream {index}] 尝试连接...") | |
| 104 | + | cap = cv2.VideoCapture(rtsp_url) | |
| 105 | + | ||
| 106 | + | # 设置连接参数 | |
| 107 | + | cap.set(cv2.CAP_PROP_BUFFERSIZE, 1) | |
| 108 | + | cap.set(cv2.CAP_PROP_FPS, 15) | |
| 109 | + | cap.set(cv2.CAP_PROP_FOURCC, cv2.VideoWriter_fourcc(*'H264')) | |
| 110 | + | cap.set(cv2.CAP_PROP_OPEN_TIMEOUT_MSEC, 5000) | |
| 111 | + | cap.set(cv2.CAP_PROP_READ_TIMEOUT_MSEC, 3000) | |
| 112 | + | ||
| 113 | + | if not cap.isOpened(): | |
| 114 | + | print(f"[Stream {index}] 连接失败") | |
| 115 | + | reconnect_count += 1 | |
| 116 | + | time.sleep(3) | |
| 117 | + | continue | |
| 118 | + | ||
| 119 | + | print(f"[Stream {index}] ✓ 连接成功") | |
| 120 | + | stream_status[index] = True | |
| 121 | + | reconnect_count = 0 | |
| 122 | + | ||
| 123 | + | # 持续读取帧 | |
| 124 | + | while not stop_threads and cap.isOpened(): | |
| 125 | + | ret, frame = cap.read() | |
| 126 | + | ||
| 127 | + | if ret: | |
| 128 | + | with locks[index]: | |
| 129 | + | frames[index] = frame.copy() | |
| 130 | + | stream_last_frame_time[index] = time.time() | |
| 131 | + | stream_status[index] = True | |
| 132 | + | else: | |
| 133 | + | print(f"[Stream {index}] ✗ 读取帧失败") | |
| 134 | + | stream_status[index] = False | |
| 135 | + | break | |
| 136 | + | ||
| 137 | + | # 控制读取频率 | |
| 138 | + | time.sleep(0.03) | |
| 139 | + | ||
| 140 | + | except Exception as e: | |
| 141 | + | print(f"[Stream {index}] 异常: {e}") | |
| 142 | + | stream_status[index] = False | |
| 143 | + | ||
| 144 | + | # 连接断开,准备重连 | |
| 145 | + | if cap is not None: | |
| 146 | + | cap.release() | |
| 147 | + | cap = None | |
| 148 | + | ||
| 149 | + | reconnect_count += 1 | |
| 150 | + | print(f"[Stream {index}] 等待重连 ({reconnect_count}/{max_reconnect})...") | |
| 151 | + | time.sleep(3) | |
| 152 | + | ||
| 153 | + | print(f"[Stream {index}] 线程退出") | |
| 154 | + | ||
| 155 | + | ||
| 156 | + | # ---------- 简化的画面合成函数 ---------- | |
| 157 | + | def combine_frames(): | |
| 158 | + | global combined_frame, stop_threads | |
| 159 | + | ||
| 160 | + | while not stop_threads: | |
| 161 | + | frame_list = [] | |
| 162 | + | current_time = time.time() | |
| 163 | + | ||
| 164 | + | for i in range(4): | |
| 165 | + | with locks[i]: | |
| 166 | + | # 检查流是否超时(5秒无数据认为超时) | |
| 167 | + | if current_time - stream_last_frame_time[i] > 5.0: | |
| 168 | + | stream_status[i] = False | |
| 169 | + | frame_list.append(None) | |
| 170 | + | elif frames[i] is not None: | |
| 171 | + | frame_list.append(frames[i]) | |
| 172 | + | else: | |
| 173 | + | frame_list.append(None) | |
| 174 | + | ||
| 175 | + | # 检查是否有有效帧 | |
| 176 | + | valid_frames = [frame for frame in frame_list if frame is not None] | |
| 177 | + | if len(valid_frames) == 0: | |
| 178 | + | time.sleep(0.1) | |
| 179 | + | continue | |
| 180 | + | ||
| 181 | + | # 获取参考尺寸(使用第一个有效帧) | |
| 182 | + | first_valid_frame = next(frame for frame in frame_list if frame is not None) | |
| 183 | + | h, w, _ = first_valid_frame.shape | |
| 184 | + | ||
| 185 | + | # 创建合成画面 | |
| 186 | + | combined = np.zeros((h * 2, w * 2, 3), dtype=np.uint8) | |
| 187 | + | ||
| 188 | + | positions = [ | |
| 189 | + | (0, 0), # 左上 - Stream 0 | |
| 190 | + | (0, w), # 右上 - Stream 1 | |
| 191 | + | (h, 0), # 左下 - Stream 2 | |
| 192 | + | (h, w) # 右下 - Stream 3 | |
| 193 | + | ] | |
| 194 | + | ||
| 195 | + | for i, (y, x) in enumerate(positions): | |
| 196 | + | if frame_list[i] is not None and stream_status[i]: | |
| 197 | + | resized_frame = cv2.resize(frame_list[i], (w, h)) | |
| 198 | + | combined[y:y + h, x:x + w] = resized_frame | |
| 199 | + | ||
| 200 | + | # 添加状态指示器 | |
| 201 | + | status_color = (0, 255, 0) # 绿色 - 在线 | |
| 202 | + | status_text = f"Cam{i + 1} ✓" | |
| 203 | + | else: | |
| 204 | + | # 显示无信号画面 | |
| 205 | + | no_signal = create_single_no_signal(i + 1, w, h) | |
| 206 | + | combined[y:y + h, x:x + w] = no_signal | |
| 207 | + | status_color = (0, 0, 255) # 红色 - 离线 | |
| 208 | + | status_text = f"Cam{i + 1} ✗" | |
| 209 | + | ||
| 210 | + | # 在画面角落添加状态指示 | |
| 211 | + | cv2.putText(combined, status_text, (x + 10, y + 30), | |
| 212 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.6, status_color, 2) | |
| 213 | + | ||
| 214 | + | with combined_lock: | |
| 215 | + | combined_frame = combined.copy() | |
| 216 | + | ||
| 217 | + | time.sleep(0.03) | |
| 218 | + | ||
| 219 | + | ||
| 220 | + | # ---------- 雷达串口读取类 ---------- | |
| 221 | + | class RadarUARTReader: | |
| 222 | + | def __init__(self, port: str = '/dev/ttyS0', baudrate: int = 115200): | |
| 223 | + | self.port = port | |
| 224 | + | self.baudrate = baudrate | |
| 225 | + | self.ser = None | |
| 226 | + | self.running = False | |
| 227 | + | self.receive_thread = None | |
| 228 | + | ||
| 229 | + | def start(self) -> bool: | |
| 230 | + | """启动雷达UART读取""" | |
| 231 | + | try: | |
| 232 | + | self.ser = serial.Serial( | |
| 233 | + | port=self.port, | |
| 234 | + | baudrate=self.baudrate, | |
| 235 | + | bytesize=8, | |
| 236 | + | parity='N', | |
| 237 | + | stopbits=1, | |
| 238 | + | timeout=0.1 | |
| 239 | + | ) | |
| 240 | + | ||
| 241 | + | self.running = True | |
| 242 | + | self.receive_thread = threading.Thread(target=self._receive_worker) | |
| 243 | + | self.receive_thread.daemon = True | |
| 244 | + | self.receive_thread.start() | |
| 245 | + | ||
| 246 | + | print(f"雷达数据读取器已启动: {self.port} @ {self.baudrate}bps") | |
| 247 | + | return True | |
| 248 | + | ||
| 249 | + | except Exception as e: | |
| 250 | + | print(f"雷达启动失败: {e}") | |
| 251 | + | return False | |
| 252 | + | ||
| 253 | + | def _parse_frame(self, frame_data: bytearray): | |
| 254 | + | """解析雷达数据帧""" | |
| 255 | + | if len(frame_data) != 16: | |
| 256 | + | return None | |
| 257 | + | ||
| 258 | + | # 验证帧头帧尾 | |
| 259 | + | if frame_data[0] != 0xA5 or frame_data[1] != 0x5A or frame_data[14] != 0x5A or frame_data[15] != 0xA5: | |
| 260 | + | return None | |
| 261 | + | ||
| 262 | + | radar_data_list = [] | |
| 263 | + | for i in range(4): | |
| 264 | + | start_idx = 2 + i * 3 | |
| 265 | + | radar_id = frame_data[start_idx] | |
| 266 | + | distance_high = frame_data[start_idx + 1] | |
| 267 | + | distance_low = frame_data[start_idx + 2] | |
| 268 | + | ||
| 269 | + | distance_mm = (distance_high << 8) | distance_low | |
| 270 | + | distance_m = distance_mm / 1000.0 | |
| 271 | + | ||
| 272 | + | radar_data = { | |
| 273 | + | 'radar_id': radar_id, | |
| 274 | + | 'distance_mm': distance_mm, | |
| 275 | + | 'distance_m': distance_m | |
| 276 | + | } | |
| 277 | + | radar_data_list.append(radar_data) | |
| 278 | + | ||
| 279 | + | return radar_data_list | |
| 280 | + | ||
| 281 | + | def _receive_worker(self): | |
| 282 | + | """接收数据工作线程""" | |
| 283 | + | state = 0 # 0:等待头, 1:接收数据 | |
| 284 | + | frame_buffer = bytearray() | |
| 285 | + | ||
| 286 | + | while self.running and self.ser and self.ser.is_open: | |
| 287 | + | try: | |
| 288 | + | bytes_to_read = min(self.ser.in_waiting, 1024) | |
| 289 | + | if bytes_to_read > 0: | |
| 290 | + | data = self.ser.read(bytes_to_read) | |
| 291 | + | ||
| 292 | + | for byte in data: | |
| 293 | + | if state == 0: | |
| 294 | + | if byte == 0xA5: | |
| 295 | + | frame_buffer = bytearray([byte]) | |
| 296 | + | state = 1 | |
| 297 | + | elif state == 1: | |
| 298 | + | frame_buffer.append(byte) | |
| 299 | + | if len(frame_buffer) == 16: | |
| 300 | + | # 完整帧接收完成 | |
| 301 | + | radar_data = self._parse_frame(frame_buffer) | |
| 302 | + | if radar_data: | |
| 303 | + | self._update_radar_distances(radar_data) | |
| 304 | + | state = 0 | |
| 305 | + | frame_buffer = bytearray() | |
| 306 | + | elif len(frame_buffer) > 16: | |
| 307 | + | state = 0 | |
| 308 | + | frame_buffer = bytearray() | |
| 309 | + | ||
| 310 | + | except Exception as e: | |
| 311 | + | print(f"雷达接收错误: {e}") | |
| 312 | + | time.sleep(0.01) | |
| 313 | + | ||
| 314 | + | def _update_radar_distances(self, radar_data_list): | |
| 315 | + | """更新雷达距离数据""" | |
| 316 | + | global radar_distances, radar_alarm_status | |
| 317 | + | ||
| 318 | + | with radar_lock: | |
| 319 | + | for data in radar_data_list: | |
| 320 | + | radar_id = data['radar_id'] | |
| 321 | + | if 1 <= radar_id <= 4: | |
| 322 | + | distance = data['distance_m'] | |
| 323 | + | radar_distances[radar_id - 1] = distance | |
| 324 | + | radar_alarm_status[radar_id - 1] = (distance <= ALARM_DISTANCE and distance > 0) | |
| 325 | + | ||
| 326 | + | # 打印报警信息 | |
| 327 | + | if radar_alarm_status[radar_id - 1]: | |
| 328 | + | print(f"🚨 雷达{radar_id}报警! 距离: {distance:.2f}m") | |
| 329 | + | ||
| 330 | + | def stop(self): | |
| 331 | + | """停止读取""" | |
| 332 | + | self.running = False | |
| 333 | + | if self.ser and self.ser.is_open: | |
| 334 | + | self.ser.close() | |
| 335 | + | print("雷达数据读取器已停止") | |
| 336 | + | ||
| 337 | + | ||
| 338 | + | # ---------- 核心函数 ---------- | |
| 339 | + | def filter_boxes(boxes, box_confidences, box_class_probs): | |
| 340 | + | box_confidences = box_confidences.reshape(-1) | |
| 341 | + | class_max_score = np.max(box_class_probs, axis=-1) | |
| 342 | + | classes = np.argmax(box_class_probs, axis=-1) | |
| 343 | + | ||
| 344 | + | person_mask = (classes == 0) | |
| 345 | + | _class_pos = np.where((class_max_score * box_confidences >= OBJ_THRESH) & person_mask) | |
| 346 | + | scores = (class_max_score * box_confidences)[_class_pos] | |
| 347 | + | ||
| 348 | + | boxes = boxes[_class_pos] | |
| 349 | + | classes = classes[_class_pos] | |
| 350 | + | ||
| 351 | + | return boxes, classes, scores | |
| 352 | + | ||
| 353 | + | ||
| 354 | + | def nms_boxes(boxes, scores): | |
| 355 | + | x = boxes[:, 0] | |
| 356 | + | y = boxes[:, 1] | |
| 357 | + | w = boxes[:, 2] - boxes[:, 0] | |
| 358 | + | h = boxes[:, 3] - boxes[:, 1] | |
| 359 | + | ||
| 360 | + | areas = w * h | |
| 361 | + | order = scores.argsort()[::-1] | |
| 362 | + | ||
| 363 | + | keep = [] | |
| 364 | + | while order.size > 0: | |
| 365 | + | i = order[0] | |
| 366 | + | keep.append(i) | |
| 367 | + | ||
| 368 | + | xx1 = np.maximum(x[i], x[order[1:]]) | |
| 369 | + | yy1 = np.maximum(y[i], y[order[1:]]) | |
| 370 | + | xx2 = np.minimum(x[i] + w[i], x[order[1:]] + w[order[1:]]) | |
| 371 | + | yy2 = np.minimum(y[i] + h[i], y[order[1:]] + h[order[1:]]) | |
| 372 | + | ||
| 373 | + | w1 = np.maximum(0.0, xx2 - xx1 + 0.00001) | |
| 374 | + | h1 = np.maximum(0.0, yy2 - yy1 + 0.00001) | |
| 375 | + | inter = w1 * h1 | |
| 376 | + | ||
| 377 | + | ovr = inter / (areas[i] + areas[order[1:]] - inter) | |
| 378 | + | inds = np.where(ovr <= NMS_THRESH)[0] | |
| 379 | + | order = order[inds + 1] | |
| 380 | + | keep = np.array(keep) | |
| 381 | + | return keep | |
| 382 | + | ||
| 383 | + | ||
| 384 | + | def box_process(position, anchors): | |
| 385 | + | grid_h, grid_w = position.shape[2:4] | |
| 386 | + | col, row = np.meshgrid(np.arange(0, grid_w), np.arange(0, grid_h)) | |
| 387 | + | col = col.reshape(1, 1, grid_h, grid_w) | |
| 388 | + | row = row.reshape(1, 1, grid_h, grid_w) | |
| 389 | + | grid = np.concatenate((col, row), axis=1) | |
| 390 | + | stride = np.array([IMG_SIZE[1] // grid_h, IMG_SIZE[0] // grid_w]).reshape(1, 2, 1, 1) | |
| 391 | + | ||
| 392 | + | col = col.repeat(len(anchors), axis=0) | |
| 393 | + | row = row.repeat(len(anchors), axis=0) | |
| 394 | + | anchors = np.array(anchors) | |
| 395 | + | anchors = anchors.reshape(*anchors.shape, 1, 1) | |
| 396 | + | ||
| 397 | + | box_xy = position[:, :2, :, :] * 2 - 0.5 | |
| 398 | + | box_wh = pow(position[:, 2:4, :, :] * 2, 2) * anchors | |
| 399 | + | ||
| 400 | + | box_xy += grid | |
| 401 | + | box_xy *= stride | |
| 402 | + | box = np.concatenate((box_xy, box_wh), axis=1) | |
| 403 | + | ||
| 404 | + | xyxy = np.copy(box) | |
| 405 | + | xyxy[:, 0, :, :] = box[:, 0, :, :] - box[:, 2, :, :] / 2 | |
| 406 | + | xyxy[:, 1, :, :] = box[:, 1, :, :] - box[:, 3, :, :] / 2 | |
| 407 | + | xyxy[:, 2, :, :] = box[:, 0, :, :] + box[:, 2, :, :] / 2 | |
| 408 | + | xyxy[:, 3, :, :] = box[:, 1, :, :] + box[:, 3, :, :] / 2 | |
| 409 | + | ||
| 410 | + | return xyxy | |
| 411 | + | ||
| 412 | + | ||
| 413 | + | def post_process(input_data, anchors): | |
| 414 | + | boxes, scores, classes_conf = [], [], [] | |
| 415 | + | input_data = [_in.reshape([len(anchors[0]), -1] + list(_in.shape[-2:])) for _in in input_data] | |
| 416 | + | for i in range(len(input_data)): | |
| 417 | + | boxes.append(box_process(input_data[i][:, :4, :, :], anchors[i])) | |
| 418 | + | scores.append(input_data[i][:, 4:5, :, :]) | |
| 419 | + | classes_conf.append(input_data[i][:, 5:, :, :]) | |
| 420 | + | ||
| 421 | + | def sp_flatten(_in): | |
| 422 | + | ch = _in.shape[1] | |
| 423 | + | _in = _in.transpose(0, 2, 3, 1) | |
| 424 | + | return _in.reshape(-1, ch) | |
| 425 | + | ||
| 426 | + | boxes = [sp_flatten(_v) for _v in boxes] | |
| 427 | + | classes_conf = [sp_flatten(_v) for _v in classes_conf] | |
| 428 | + | scores = [sp_flatten(_v) for _v in scores] | |
| 429 | + | ||
| 430 | + | boxes = np.concatenate(boxes) | |
| 431 | + | classes_conf = np.concatenate(classes_conf) | |
| 432 | + | scores = np.concatenate(scores) | |
| 433 | + | ||
| 434 | + | boxes, classes, scores = filter_boxes(boxes, scores, classes_conf) | |
| 435 | + | ||
| 436 | + | nboxes, nclasses, nscores = [], [], [] | |
| 437 | + | for c in set(classes): | |
| 438 | + | inds = np.where(classes == c) | |
| 439 | + | b = boxes[inds] | |
| 440 | + | c = classes[inds] | |
| 441 | + | s = scores[inds] | |
| 442 | + | keep = nms_boxes(b, s) | |
| 443 | + | ||
| 444 | + | if len(keep) != 0: | |
| 445 | + | nboxes.append(b[keep]) | |
| 446 | + | nclasses.append(c[keep]) | |
| 447 | + | nscores.append(s[keep]) | |
| 448 | + | ||
| 449 | + | if not nclasses and not nscores: | |
| 450 | + | return None, None, None | |
| 451 | + | ||
| 452 | + | boxes = np.concatenate(nboxes) | |
| 453 | + | classes = np.concatenate(nclasses) | |
| 454 | + | scores = np.concatenate(nscores) | |
| 455 | + | ||
| 456 | + | return boxes, classes, scores | |
| 457 | + | ||
| 458 | + | ||
| 459 | + | def draw(image, boxes, scores, classes): | |
| 460 | + | """正确的人体检测框绘制函数""" | |
| 461 | + | if boxes is None or len(boxes) == 0: | |
| 462 | + | return image | |
| 463 | + | ||
| 464 | + | box_color = (0, 0, 255) | |
| 465 | + | box_thickness = 3 | |
| 466 | + | text_color = (0, 0, 255) | |
| 467 | + | text_thickness = 2 | |
| 468 | + | ||
| 469 | + | for box, score, cl in zip(boxes, scores, classes): | |
| 470 | + | x1, y1, x2, y2 = [int(_b) for _b in box] | |
| 471 | + | ||
| 472 | + | x1 = max(0, min(x1, image.shape[1] - 1)) | |
| 473 | + | y1 = max(0, min(y1, image.shape[0] - 1)) | |
| 474 | + | x2 = max(0, min(x2, image.shape[1] - 1)) | |
| 475 | + | y2 = max(0, min(y2, image.shape[0] - 1)) | |
| 476 | + | ||
| 477 | + | cv2.rectangle(image, (x1, y1), (x2, y2), box_color, box_thickness) | |
| 478 | + | ||
| 479 | + | text = f'{CLASSES[cl]} {score:.2f}' | |
| 480 | + | cv2.putText(image, text, (x1, y1 - 10), | |
| 481 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.6, text_color, text_thickness) | |
| 482 | + | ||
| 483 | + | return image | |
| 484 | + | ||
| 485 | + | ||
| 486 | + | def setup_model(model_path, device_id=None): | |
| 487 | + | """为每个NPU核心创建独立模型实例""" | |
| 488 | + | if model_path.endswith('.pt') or model_path.endswith('.torchscript'): | |
| 489 | + | platform = 'pytorch' | |
| 490 | + | from py_utils.pytorch_executor import Torch_model_container | |
| 491 | + | model = Torch_model_container(model_path) | |
| 492 | + | elif model_path.endswith('.rknn'): | |
| 493 | + | platform = 'rknn' | |
| 494 | + | from py_utils.rknn_executor import RKNN_model_container | |
| 495 | + | model = RKNN_model_container(model_path, TARGET, device_id) | |
| 496 | + | elif model_path.endswith('onnx'): | |
| 497 | + | platform = 'onnx' | |
| 498 | + | from py_utils.onnx_executor import ONNX_model_container | |
| 499 | + | model = ONNX_model_container(model_path) | |
| 500 | + | else: | |
| 501 | + | raise RuntimeError(f"{model_path} is not rknn/pytorch/onnx model") | |
| 502 | + | print(f'Model {model_path} initialized for device {device_id}') | |
| 503 | + | return model, platform | |
| 504 | + | ||
| 505 | + | ||
| 506 | + | # ---------- COCO_test_helper类 ---------- | |
| 507 | + | class COCO_test_helper: | |
| 508 | + | def __init__(self, enable_letter_box=True): | |
| 509 | + | self.enable_letter_box = enable_letter_box | |
| 510 | + | self.image_ids = [] | |
| 511 | + | self.category_ids = [] | |
| 512 | + | self.bboxes = [] | |
| 513 | + | self.scores = [] | |
| 514 | + | self.pad_top = 0 | |
| 515 | + | self.pad_left = 0 | |
| 516 | + | self.scale_ratio = 1.0 | |
| 517 | + | self.original_shape = (0, 0) | |
| 518 | + | self.new_shape = (0, 0) | |
| 519 | + | ||
| 520 | + | def letter_box(self, im, new_shape, pad_color=(0, 0, 0)): | |
| 521 | + | shape = im.shape[:2] | |
| 522 | + | if isinstance(new_shape, int): | |
| 523 | + | new_shape = (new_shape, new_shape) | |
| 524 | + | ||
| 525 | + | r = min(new_shape[0] / shape[0], new_shape[1] / shape[1]) | |
| 526 | + | new_unpad = int(round(shape[1] * r)), int(round(shape[0] * r)) | |
| 527 | + | dw, dh = new_shape[1] - new_unpad[0], new_shape[0] - new_unpad[1] | |
| 528 | + | ||
| 529 | + | dw /= 2 | |
| 530 | + | dh /= 2 | |
| 531 | + | ||
| 532 | + | if shape[::-1] != new_unpad: | |
| 533 | + | im = cv2.resize(im, new_unpad, interpolation=cv2.INTER_LINEAR) | |
| 534 | + | ||
| 535 | + | top, bottom = int(round(dh - 0.1)), int(round(dh + 0.1)) | |
| 536 | + | left, right = int(round(dw - 0.1)), int(round(dw + 0.1)) | |
| 537 | + | ||
| 538 | + | self.pad_top = top | |
| 539 | + | self.pad_left = left | |
| 540 | + | self.scale_ratio = r | |
| 541 | + | self.original_shape = shape | |
| 542 | + | self.new_shape = new_shape | |
| 543 | + | ||
| 544 | + | im = cv2.copyMakeBorder(im, top, bottom, left, right, cv2.BORDER_CONSTANT, value=pad_color) | |
| 545 | + | return im | |
| 546 | + | ||
| 547 | + | def get_real_box(self, boxes): | |
| 548 | + | if boxes is None or len(boxes) == 0: | |
| 549 | + | return boxes | |
| 550 | + | ||
| 551 | + | real_boxes = [] | |
| 552 | + | for box in boxes: | |
| 553 | + | x1, y1, x2, y2 = box | |
| 554 | + | ||
| 555 | + | x1 = (x1 - self.pad_left) / self.scale_ratio | |
| 556 | + | y1 = (y1 - self.pad_top) / self.scale_ratio | |
| 557 | + | x2 = (x2 - self.pad_left) / self.scale_ratio | |
| 558 | + | y2 = (y2 - self.pad_top) / self.scale_ratio | |
| 559 | + | ||
| 560 | + | x1 = max(0, min(x1, self.original_shape[1])) | |
| 561 | + | y1 = max(0, min(y1, self.original_shape[0])) | |
| 562 | + | x2 = max(0, min(x2, self.original_shape[1])) | |
| 563 | + | y2 = max(0, min(y2, self.original_shape[0])) | |
| 564 | + | ||
| 565 | + | real_boxes.append([x1, y1, x2, y2]) | |
| 566 | + | ||
| 567 | + | return np.array(real_boxes) | |
| 568 | + | ||
| 569 | + | ||
| 570 | + | # ---------- 加载雷达图片 ---------- | |
| 571 | + | def load_radio_images(): | |
| 572 | + | """加载1-4号雷达图片""" | |
| 573 | + | global radio_images | |
| 574 | + | ||
| 575 | + | for i in range(1, 5): | |
| 576 | + | try: | |
| 577 | + | img_path = f'{i}.png' | |
| 578 | + | radio_img = cv2.imread(img_path) | |
| 579 | + | if radio_img is None: | |
| 580 | + | print(f"Warning: Cannot load {img_path}, creating default radar image") | |
| 581 | + | radio_img = create_default_radio(i) | |
| 582 | + | else: | |
| 583 | + | print(f"✓ Loaded radar image: {img_path}") | |
| 584 | + | ||
| 585 | + | radio_images[i] = cv2.resize(radio_img, (RADIO_WIDTH, SCREEN_HEIGHT)) | |
| 586 | + | except Exception as e: | |
| 587 | + | print(f"Failed to load radar image {i}.png: {e}") | |
| 588 | + | radio_images[i] = create_default_radio(i) | |
| 589 | + | ||
| 590 | + | return len(radio_images) > 0 | |
| 591 | + | ||
| 592 | + | ||
| 593 | + | def create_default_radio(radar_id): | |
| 594 | + | """创建默认雷达图片""" | |
| 595 | + | radio_img = np.zeros((SCREEN_HEIGHT, RADIO_WIDTH, 3), dtype=np.uint8) | |
| 596 | + | radio_img[:] = (20, 20, 20) | |
| 597 | + | ||
| 598 | + | center_x = RADIO_WIDTH // 2 | |
| 599 | + | center_y = SCREEN_HEIGHT // 2 | |
| 600 | + | radius = min(RADIO_WIDTH, SCREEN_HEIGHT) // 3 | |
| 601 | + | ||
| 602 | + | # 绘制雷达圆圈 | |
| 603 | + | for r in range(radius, 0, -radius // 4): | |
| 604 | + | color = (0, 255, 0) | |
| 605 | + | cv2.circle(radio_img, (center_x, center_y), r, color, 2) | |
| 606 | + | ||
| 607 | + | # 绘制雷达线 | |
| 608 | + | for angle in range(0, 360, 30): | |
| 609 | + | rad = np.deg2rad(angle) | |
| 610 | + | end_x = int(center_x + radius * np.cos(rad)) | |
| 611 | + | end_y = int(center_y + radius * np.sin(rad)) | |
| 612 | + | cv2.line(radio_img, (center_x, center_y), (end_x, end_y), (0, 255, 0), 1) | |
| 613 | + | ||
| 614 | + | # 显示雷达编号 | |
| 615 | + | title = f"Radar {radar_id}" | |
| 616 | + | title_size = cv2.getTextSize(title, cv2.FONT_HERSHEY_SIMPLEX, 0.8, 2)[0] | |
| 617 | + | title_x = (RADIO_WIDTH - title_size[0]) // 2 | |
| 618 | + | cv2.putText(radio_img, title, (title_x, 30), | |
| 619 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.8, (255, 255, 255), 2) | |
| 620 | + | ||
| 621 | + | return radio_img | |
| 622 | + | ||
| 623 | + | ||
| 624 | + | # ---------- 雷达触发显示逻辑 ---------- | |
| 625 | + | def update_display_mode_by_radar(): | |
| 626 | + | """根据雷达数据更新显示模式""" | |
| 627 | + | global display_mode, last_switch_time, current_alarm_index, current_radio_image | |
| 628 | + | ||
| 629 | + | current_time = time.time() | |
| 630 | + | ||
| 631 | + | with radar_lock: | |
| 632 | + | # 获取报警的雷达列表 | |
| 633 | + | alarm_radars = [i for i in range(4) if radar_alarm_status[i]] | |
| 634 | + | ||
| 635 | + | if not alarm_radars: | |
| 636 | + | # 没有报警,显示四分屏 | |
| 637 | + | if display_mode != 0: | |
| 638 | + | display_mode = 0 | |
| 639 | + | current_radio_image = None | |
| 640 | + | print("✓ No alarm, switching to Quad View") | |
| 641 | + | return | |
| 642 | + | ||
| 643 | + | # 有报警,检查是否需要切换 | |
| 644 | + | if current_time - last_switch_time >= SWITCH_INTERVAL: | |
| 645 | + | if len(alarm_radars) == 1: | |
| 646 | + | # 单路报警,直接显示 | |
| 647 | + | new_mode = alarm_radars[0] + 1 | |
| 648 | + | if display_mode != new_mode: | |
| 649 | + | display_mode = new_mode | |
| 650 | + | current_radio_image = radio_images.get(new_mode) | |
| 651 | + | print(f"✓ Single alarm: Switching to Camera {new_mode}") | |
| 652 | + | else: | |
| 653 | + | # 多路报警,循环显示 | |
| 654 | + | current_alarm_index = (current_alarm_index + 1) % len(alarm_radars) | |
| 655 | + | new_mode = alarm_radars[current_alarm_index] + 1 | |
| 656 | + | display_mode = new_mode | |
| 657 | + | current_radio_image = radio_images.get(new_mode) | |
| 658 | + | print(f"✓ Multiple alarms: Cycling to Camera {new_mode}") | |
| 659 | + | ||
| 660 | + | last_switch_time = current_time | |
| 661 | + | ||
| 662 | + | ||
| 663 | + | # ---------- 人体检测处理 ---------- | |
| 664 | + | def process_frame_for_detection(frame, model, platform, co_helper, anchors): | |
| 665 | + | if frame is None: | |
| 666 | + | return None, None, None | |
| 667 | + | ||
| 668 | + | original_h, original_w = frame.shape[:2] | |
| 669 | + | pad_color = (0, 0, 0) | |
| 670 | + | img = co_helper.letter_box(im=frame.copy(), new_shape=(IMG_SIZE[1], IMG_SIZE[0]), pad_color=pad_color) | |
| 671 | + | img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB) | |
| 672 | + | ||
| 673 | + | if platform in ['pytorch', 'onnx']: | |
| 674 | + | input_data = img.transpose(2, 0, 1) | |
| 675 | + | input_data = input_data.reshape(1, *input_data.shape).astype(np.float32) / 255. | |
| 676 | + | else: | |
| 677 | + | input_data = img | |
| 678 | + | ||
| 679 | + | outputs = model.run([np.expand_dims(input_data, 0)]) | |
| 680 | + | boxes, classes, scores = post_process(outputs, anchors) | |
| 681 | + | ||
| 682 | + | if boxes is not None: | |
| 683 | + | boxes = co_helper.get_real_box(boxes) | |
| 684 | + | ||
| 685 | + | return boxes, classes, scores | |
| 686 | + | ||
| 687 | + | ||
| 688 | + | # ---------- 窗口设置函数 ---------- | |
| 689 | + | def setup_borderless_fullscreen_window(): | |
| 690 | + | window_name = 'RTSP Surveillance System' | |
| 691 | + | cv2.setUseOptimized(True) | |
| 692 | + | cv2.namedWindow(window_name, cv2.WND_PROP_FULLSCREEN) | |
| 693 | + | cv2.resizeWindow(window_name, SCREEN_WIDTH, SCREEN_HEIGHT) | |
| 694 | + | cv2.moveWindow(window_name, 0, 0) | |
| 695 | + | cv2.setWindowProperty(window_name, cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN) | |
| 696 | + | cv2.setWindowProperty(window_name, cv2.WND_PROP_TOPMOST, 1) | |
| 697 | + | ||
| 698 | + | print(f"✓ Borderless fullscreen window created: {SCREEN_WIDTH}x{SCREEN_HEIGHT}") | |
| 699 | + | print("✓ Window set to topmost and borderless") | |
| 700 | + | return window_name | |
| 701 | + | ||
| 702 | + | ||
| 703 | + | def hide_mouse(): | |
| 704 | + | try: | |
| 705 | + | pyautogui.moveTo(1024, 600) | |
| 706 | + | pyautogui.moveRel(0, 0) | |
| 707 | + | except Exception as e: | |
| 708 | + | print(f"Note: Could not hide mouse cursor: {e}") | |
| 709 | + | ||
| 710 | + | ||
| 711 | + | # ---------- 创建显示帧 ---------- | |
| 712 | + | def create_display_frame(display_mode, current_combined, detection_cache, frame_counter): | |
| 713 | + | """根据显示模式创建显示帧""" | |
| 714 | + | global current_radio_image, radar_distances | |
| 715 | + | ||
| 716 | + | if display_mode == 0: | |
| 717 | + | # 四分屏模式 - 全屏显示 | |
| 718 | + | if current_combined is None: | |
| 719 | + | display_frame = create_no_signal_frame(SCREEN_WIDTH, SCREEN_HEIGHT) | |
| 720 | + | else: | |
| 721 | + | display_frame = cv2.resize(current_combined, (SCREEN_WIDTH, SCREEN_HEIGHT)) | |
| 722 | + | ||
| 723 | + | if detection_cache['boxes'] is not None: | |
| 724 | + | original_h, original_w = current_combined.shape[:2] | |
| 725 | + | scale_x = SCREEN_WIDTH / original_w | |
| 726 | + | scale_y = SCREEN_HEIGHT / original_h | |
| 727 | + | ||
| 728 | + | scaled_boxes = [] | |
| 729 | + | for box in detection_cache['boxes']: | |
| 730 | + | x1, y1, x2, y2 = box | |
| 731 | + | scaled_boxes.append([ | |
| 732 | + | x1 * scale_x, y1 * scale_y, | |
| 733 | + | x2 * scale_x, y2 * scale_y | |
| 734 | + | ]) | |
| 735 | + | ||
| 736 | + | display_frame = draw(display_frame, | |
| 737 | + | np.array(scaled_boxes), | |
| 738 | + | detection_cache['scores'], | |
| 739 | + | detection_cache['classes']) | |
| 740 | + | ||
| 741 | + | # 显示雷达状态 | |
| 742 | + | with radar_lock: | |
| 743 | + | alarm_count = sum(radar_alarm_status) | |
| 744 | + | radar_text = f"雷达警告: {alarm_count}/4" | |
| 745 | + | cv2.putText(display_frame, radar_text, (10, 60), | |
| 746 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 255, 255), 2) | |
| 747 | + | ||
| 748 | + | else: | |
| 749 | + | # 单画面模式 - 分屏显示 | |
| 750 | + | camera_id = display_mode | |
| 751 | + | ||
| 752 | + | # 创建空白画布 | |
| 753 | + | display_frame = np.zeros((SCREEN_HEIGHT, SCREEN_WIDTH, 3), dtype=np.uint8) | |
| 754 | + | ||
| 755 | + | # 左侧视频区域 | |
| 756 | + | with locks[camera_id - 1]: | |
| 757 | + | single_frame = frames[camera_id - 1] | |
| 758 | + | ||
| 759 | + | if single_frame is None or not stream_status[camera_id - 1]: | |
| 760 | + | video_frame = create_single_no_signal(camera_id, VIDEO_WIDTH, SCREEN_HEIGHT) | |
| 761 | + | else: | |
| 762 | + | video_frame = cv2.resize(single_frame, (VIDEO_WIDTH, SCREEN_HEIGHT)) | |
| 763 | + | ||
| 764 | + | display_frame[0:SCREEN_HEIGHT, 0:VIDEO_WIDTH] = video_frame | |
| 765 | + | ||
| 766 | + | # 右侧雷达区域 | |
| 767 | + | if current_radio_image is not None: | |
| 768 | + | radar_display = current_radio_image.copy() | |
| 769 | + | ||
| 770 | + | # 在雷达图片上叠加距离信息 | |
| 771 | + | with radar_lock: | |
| 772 | + | distance = radar_distances[camera_id - 1] | |
| 773 | + | alarm_status = radar_alarm_status[camera_id - 1] | |
| 774 | + | ||
| 775 | + | # 显示距离信息 | |
| 776 | + | distance_text = f" {distance:.2f}m" | |
| 777 | + | ||
| 778 | + | if alarm_status: | |
| 779 | + | alarm_text = "接近预警!" | |
| 780 | + | cv2.putText(radar_display, alarm_text + distance_text, (20, SCREEN_HEIGHT - 20), | |
| 781 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.8, (0, 0, 255), 3) | |
| 782 | + | ||
| 783 | + | display_frame[0:SCREEN_HEIGHT, VIDEO_WIDTH:SCREEN_WIDTH] = radar_display | |
| 784 | + | ||
| 785 | + | # 显示报警状态 | |
| 786 | + | with radar_lock: | |
| 787 | + | alarm_count = sum(radar_alarm_status) | |
| 788 | + | alarm_text = f"雷达编号: {alarm_count}" | |
| 789 | + | cv2.putText(display_frame, alarm_text, (10, 60), | |
| 790 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.7, (0, 255, 255), 2) | |
| 791 | + | ||
| 792 | + | return display_frame | |
| 793 | + | ||
| 794 | + | ||
| 795 | + | def create_no_signal_frame(width, height): | |
| 796 | + | frame = np.zeros((height, width, 3), dtype=np.uint8) | |
| 797 | + | frame[:] = (40, 40, 40) | |
| 798 | + | ||
| 799 | + | text = "无信号" | |
| 800 | + | font_scale = 1.5 | |
| 801 | + | thickness = 3 | |
| 802 | + | color = (100, 100, 255) | |
| 803 | + | ||
| 804 | + | text_size = cv2.getTextSize(text, cv2.FONT_HERSHEY_SIMPLEX, font_scale, thickness)[0] | |
| 805 | + | text_x = (width - text_size[0]) // 2 | |
| 806 | + | text_y = (height + text_size[1]) // 2 | |
| 807 | + | ||
| 808 | + | cv2.putText(frame, text, (text_x, text_y), | |
| 809 | + | cv2.FONT_HERSHEY_SIMPLEX, font_scale, color, thickness) | |
| 810 | + | ||
| 811 | + | return frame | |
| 812 | + | ||
| 813 | + | ||
| 814 | + | def create_single_no_signal(camera_id, width, height): | |
| 815 | + | frame = np.zeros((height, width, 3), dtype=np.uint8) | |
| 816 | + | frame[:] = (40, 40, 40) | |
| 817 | + | ||
| 818 | + | camera_text = f"相机 {camera_id}" | |
| 819 | + | no_signal_text = "无信号" | |
| 820 | + | ||
| 821 | + | camera_size = cv2.getTextSize(camera_text, cv2.FONT_HERSHEY_SIMPLEX, 1.2, 2)[0] | |
| 822 | + | camera_x = (width - camera_size[0]) // 2 | |
| 823 | + | camera_y = height // 2 - 40 | |
| 824 | + | ||
| 825 | + | cv2.putText(frame, camera_text, (camera_x, camera_y), | |
| 826 | + | cv2.FONT_HERSHEY_SIMPLEX, 1.2, (100, 255, 100), 2) | |
| 827 | + | ||
| 828 | + | no_signal_size = cv2.getTextSize(no_signal_text, cv2.FONT_HERSHEY_SIMPLEX, 1.5, 3)[0] | |
| 829 | + | no_signal_x = (width - no_signal_size[0]) // 2 | |
| 830 | + | no_signal_y = camera_y + 60 | |
| 831 | + | ||
| 832 | + | cv2.putText(frame, no_signal_text, (no_signal_x, no_signal_y), | |
| 833 | + | cv2.FONT_HERSHEY_SIMPLEX, 1.5, (100, 100, 255), 3) | |
| 834 | + | ||
| 835 | + | status_text = "等待信号接入..." | |
| 836 | + | status_size = cv2.getTextSize(status_text, cv2.FONT_HERSHEY_SIMPLEX, 0.7, 2)[0] | |
| 837 | + | status_x = (width - status_size[0]) // 2 | |
| 838 | + | status_y = no_signal_y + 50 | |
| 839 | + | cv2.putText(frame, status_text, (status_x, status_y), | |
| 840 | + | cv2.FONT_HERSHEY_SIMPLEX, 0.7, (100, 200, 255), 2) | |
| 841 | + | ||
| 842 | + | return frame | |
| 843 | + | ||
| 844 | + | ||
| 845 | + | # ---------- 主显示和检测循环 ---------- | |
| 846 | + | def main_detection_loop(): | |
| 847 | + | global stop_threads, combined_frame, display_mode | |
| 848 | + | ||
| 849 | + | # 加载雷达图片 | |
| 850 | + | if not load_radio_images(): | |
| 851 | + | print("Warning: Radar images not loaded properly") | |
| 852 | + | ||
| 853 | + | # 启动雷达读取器 | |
| 854 | + | radar_reader = RadarUARTReader('/dev/ttyS0', 115200) | |
| 855 | + | if not radar_reader.start(): | |
| 856 | + | print("Warning: Radar reader failed to start") | |
| 857 | + | ||
| 858 | + | # 加载 anchor | |
| 859 | + | try: | |
| 860 | + | with open(ANCHORS_FILE, 'r') as f: | |
| 861 | + | values = [float(_v) for _v in f.readlines()] | |
| 862 | + | anchors = np.array(values).reshape(3, -1, 2).tolist() | |
| 863 | + | print(f"Using anchor file: {ANCHORS_FILE}") | |
| 864 | + | except: | |
| 865 | + | print("Warning: Cannot load anchor file, using default anchors") | |
| 866 | + | anchors = [] | |
| 867 | + | ||
| 868 | + | # 初始化COCO帮助类 | |
| 869 | + | co_helper = COCO_test_helper(enable_letter_box=True) | |
| 870 | + | ||
| 871 | + | # 加载模型 | |
| 872 | + | model, platform = setup_model(MODEL_PATH, device_id=0) | |
| 873 | + | print("Model loaded, starting detection...") | |
| 874 | + | ||
| 875 | + | # 设置无边框全屏窗口 | |
| 876 | + | if IMG_SHOW: | |
| 877 | + | window_name = setup_borderless_fullscreen_window() | |
| 878 | + | hide_mouse() | |
| 879 | + | ||
| 880 | + | # 初始显示画面 | |
| 881 | + | initial_frame = np.zeros((SCREEN_HEIGHT, SCREEN_WIDTH, 3), dtype=np.uint8) | |
| 882 | + | cv2.putText(initial_frame, "Initializing...", (SCREEN_WIDTH // 2 - 100, SCREEN_HEIGHT // 2), | |
| 883 | + | cv2.FONT_HERSHEY_SIMPLEX, 1, (255, 255, 255), 2) | |
| 884 | + | cv2.imshow(window_name, initial_frame) | |
| 885 | + | cv2.waitKey(100) | |
| 886 | + | ||
| 887 | + | frame_counter = 0 | |
| 888 | + | detection_cache = { | |
| 889 | + | 'boxes': None, | |
| 890 | + | 'classes': None, | |
| 891 | + | 'scores': None, | |
| 892 | + | 'last_frame': -1 | |
| 893 | + | } | |
| 894 | + | ||
| 895 | + | try: | |
| 896 | + | print("Entering main display loop...") | |
| 897 | + | ||
| 898 | + | while not stop_threads: | |
| 899 | + | # 根据雷达数据更新显示模式 | |
| 900 | + | update_display_mode_by_radar() | |
| 901 | + | ||
| 902 | + | # 获取最新的合成帧 | |
| 903 | + | with combined_lock: | |
| 904 | + | current_combined = combined_frame.copy() if combined_frame is not None else None | |
| 905 | + | ||
| 906 | + | # 只在四分屏模式下进行人体检测 | |
| 907 | + | if display_mode == 0 and frame_counter % DETECTION_INTERVAL == 0: | |
| 908 | + | if current_combined is not None: | |
| 909 | + | boxes, classes, scores = process_frame_for_detection( | |
| 910 | + | current_combined, model, platform, co_helper, anchors) | |
| 911 | + | detection_cache.update({ | |
| 912 | + | 'boxes': boxes, | |
| 913 | + | 'classes': classes, | |
| 914 | + | 'scores': scores, | |
| 915 | + | 'last_frame': frame_counter | |
| 916 | + | }) | |
| 917 | + | ||
| 918 | + | # 创建并显示帧 | |
| 919 | + | if IMG_SHOW: | |
| 920 | + | try: | |
| 921 | + | display_frame = create_display_frame(display_mode, current_combined, | |
| 922 | + | detection_cache, frame_counter) | |
| 923 | + | cv2.imshow(window_name, display_frame) | |
| 924 | + | ||
| 925 | + | # 只处理ESC键退出 | |
| 926 | + | key = cv2.waitKey(1) & 0xFF | |
| 927 | + | if key == 27: # ESC键退出 | |
| 928 | + | stop_threads = True | |
| 929 | + | break | |
| 930 | + | ||
| 931 | + | except Exception as e: | |
| 932 | + | print(f"Display error: {e}") | |
| 933 | + | ||
| 934 | + | frame_counter += 1 | |
| 935 | + | time.sleep(0.01) | |
| 936 | + | ||
| 937 | + | finally: | |
| 938 | + | if IMG_SHOW: | |
| 939 | + | cv2.destroyAllWindows() | |
| 940 | + | if hasattr(model, 'release'): | |
| 941 | + | model.release() | |
| 942 | + | radar_reader.stop() | |
| 943 | + | print("Detection loop ended") | |
| 944 | + | ||
| 945 | + | ||
| 946 | + | # ---------- 主函数 ---------- | |
| 947 | + | if __name__ == "__main__": | |
| 948 | + | os.environ['DISPLAY'] = ':0' | |
| 949 | + | ||
| 950 | + | print("=" * 60) | |
| 951 | + | print("RTSP监控系统 - 简化版本") | |
| 952 | + | print("=" * 60) | |
| 953 | + | print(f"RTSP URLs:") | |
| 954 | + | for i, url in enumerate(RTSP_URLS): | |
| 955 | + | print(f" Camera {i + 1}: {url}") | |
| 956 | + | print("=" * 60) | |
| 957 | + | ||
| 958 | + | # 初始化时间戳 | |
| 959 | + | current_time = time.time() | |
| 960 | + | for i in range(4): | |
| 961 | + | stream_last_frame_time[i] = current_time | |
| 962 | + | ||
| 963 | + | # 启动四个RTSP流读取线程 | |
| 964 | + | rtsp_threads = [] | |
| 965 | + | for i in range(4): | |
| 966 | + | t = threading.Thread(target=read_rtsp_stream, args=(i, RTSP_URLS[i])) | |
| 967 | + | t.daemon = True | |
| 968 | + | t.start() | |
| 969 | + | rtsp_threads.append(t) | |
| 970 | + | print(f"✓ 启动RTSP线程 {i}") | |
| 971 | + | time.sleep(1) # 错开连接时间 | |
| 972 | + | ||
| 973 | + | # 启动画面合成线程 | |
| 974 | + | combine_thread = threading.Thread(target=combine_frames) | |
| 975 | + | combine_thread.daemon = True | |
| 976 | + | combine_thread.start() | |
| 977 | + | print("✓ 启动画面合成线程") | |
| 978 | + | ||
| 979 | + | try: | |
| 980 | + | # 在主线程中启动检测循环 | |
| 981 | + | main_detection_loop() | |
| 982 | + | except KeyboardInterrupt: | |
| 983 | + | print("用户中断") | |
| 984 | + | except Exception as e: | |
| 985 | + | print(f"程序错误: {e}") | |
| 986 | + | finally: | |
| 987 | + | stop_threads = True | |
| 988 | + | time.sleep(2) | |
| 989 | + | print("所有线程已停止,程序退出") | |
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