finnal

FastApi/fastApi.py

@@ -10,6 +10,7 @@ VIDEO_SAVE_PATH = "/mnt/save/video"
 IMAGE_SAVE_PATH = "/mnt/save/warning"
 MODBUS_BIN_PATH = "/home/orangepi/RKApp/GPIOSignal/bin/sendGpioSignal"
 GPIO_CONFIG_FILE = "/home/orangepi/RKApp/InitAuth/conf/.env"
+Camera_Config_File = "/opt/rknn-yolov11/.env"
 
 os.makedirs(VIDEO_SAVE_PATH, exist_ok=True)
 os.makedirs(IMAGE_SAVE_PATH, exist_ok=True)
@@ -143,24 +144,43 @@ async def websocket_distance(websocket: WebSocket):
                 with gpio_state_lock:
                     current_time = time.time()
                     
-                    # 更新最后检测到人的时间
-                    last_person_time = current_time
-                    print(f"[GPIO] 🔄 更新最后检测时间")
+                    # 读取配置文件中的危险距离阈值
+                    danger_distance = 3.0  # 默认值
+                    try:
+                        with open(GPIO_CONFIG_FILE, 'r', encoding='utf-8') as f:
+                            lines = f.readlines()
+                            for line in lines:
+                                if line.strip().startswith('MAX_DISTANCE'):
+                                    danger_distance = float(line.strip().split(':')[1])
+                                    break
+                    except Exception as e:
+                        print(f"[Config] ⚠️  读取危险距离失败，使用默认值3.0m: {e}")
                     
-                    # 如果当前是高电平，切换到低电平
-                    if current_gpio_state == 'HIGH':
-                        print(f"[GPIO] 🔻 当前为高电平，准备切换到低电平")
-                        set_gpio_low()
+                    print(f"[Config] 📏 危险距离阈值: {danger_distance}m, 当前距离: {distance}m")
+                    
+                    # 判断是否在危险区域内
+                    if distance is not None and distance < danger_distance:
+                        # 人在危险区域内，更新时间戳
+                        last_person_time = current_time
+                        print(f"[GPIO] ⚠️  危险！距离 {distance:.2f}m < {danger_distance:.2f}m")
+                        
+                        # 如果当前是高电平，切换到低电平
+                        if current_gpio_state == 'HIGH':
+                            print(f"[GPIO] 🔻 当前为高电平，准备切换到低电平")
+                            set_gpio_low()
+                        else:
+                            print(f"[GPIO] ⚡ 当前已是低电平，保持状态")
                     else:
-                        print(f"[GPIO] ⚡ 当前已是低电平，保持状态")
+                        # 人在安全区域，不触发GPIO
+                        print(f"[GPIO] ✅ 安全距离 {distance:.2f}m >= {danger_distance:.2f}m，不触发GPIO")
 
-                # 发送响应给客户端
-                await websocket.send_json({
-                    "status": "success",
-                    "distance": distance,
-                    "gpio_state": current_gpio_state,
-                    "message": f"已检测到人，GPIO状态: {current_gpio_state}"
-                })
+                # # 发送响应给客户端
+                # await websocket.send_json({
+                #     "status": "success",
+                #     "distance": distance,
+                #     "gpio_state": current_gpio_state,
+                #     "message": f"已检测到人，GPIO状态: {current_gpio_state}"
+                # })
 
             except json.JSONDecodeError:
                 await websocket.send_text("invalid JSON")