增加main_start.py，通过此入口启动程序

rtsp_service_ws_kadian.py

@@ -5,10 +5,14 @@
 import cv2
 
 import os
+import sys
+import json
 import time
+import argparse
 import threading
 import queue
 import yaml
+import base64
 
 from dataclasses import dataclass
 
@@ -171,11 +175,8 @@ class RTSPCaptureWorker(threading.Thread):
 
 # ========================= 服务主类 =========================
 class RTSPService:
-    def __init__(self, config_path: str = "config.yaml"):
-        with open(config_path, "r", encoding="utf-8") as f:
-            cfg = yaml.safe_load(f)
-        self.cameras = [CameraConfig(id=c["id"], name=c.get("name", f"cam_{c['id']}"), index = c["index"], params=c.get("params"))
-                        for c in cfg.get("cameras", [])]
+    def __init__(self, cameras: list[CameraConfig]):
+        self.cameras = cameras
 
         self.stop_event = threading.Event()
         self.raw_queue = queue.Queue(maxsize=2)
@@ -205,8 +206,59 @@ class RTSPService:
         logger.info("[INFO] Service stopped")
 
 
+def parse_cameras_from_json(json_str: str) -> list[CameraConfig]:
+    """从 JSON 字符串解析摄像头配置（支持 base64 编码）"""
+    try:
+        # 尝试 base64 解码
+        try:
+            decoded = base64.b64decode(json_str).decode('utf-8')
+            cameras_data = json.loads(decoded)
+        except Exception:
+            # 如果不是 base64，直接解析 JSON
+            cameras_data = json.loads(json_str)
+
+        return [CameraConfig(
+            id=c["id"],
+            name=c.get("name", f"cam_{c['id']}"),
+            index=c.get("index"),
+            params=c.get("params")
+        ) for c in cameras_data]
+    except Exception as e:
+        logger.error(f"[ERROR] Failed to parse cameras JSON: {e}")
+        return []
+
+
+def parse_cameras_from_yaml(yaml_path: str) -> list[CameraConfig]:
+    """从 YAML 文件解析摄像头配置"""
+    with open(yaml_path, "r", encoding="utf-8") as f:
+        cfg = yaml.safe_load(f)
+    return [CameraConfig(
+        id=c["id"],
+        name=c.get("name", f"cam_{c['id']}"),
+        index=c.get("index"),
+        params=c.get("params")
+    ) for c in cfg.get("cameras", [])]
+
+
 if __name__ == "__main__":
-    service = RTSPService("config.yaml")
+    parser = argparse.ArgumentParser(description="RTSP Service for Kadian Detection")
+    parser.add_argument("--cameras", type=str, help="Cameras config in JSON format (or base64 encoded JSON)")
+    parser.add_argument("--config", type=str, default="config.yaml", help="Path to config YAML file")
+    args = parser.parse_args()
+
+    # 优先使用命令行传入的 cameras JSON，否则读取配置文件
+    if args.cameras:
+        cameras = parse_cameras_from_json(args.cameras)
+        logger.info(f"[INFO] Loaded {len(cameras)} cameras from command line argument")
+    else:
+        cameras = parse_cameras_from_yaml(args.config)
+        logger.info(f"[INFO] Loaded {len(cameras)} cameras from config file: {args.config}")
+
+    if not cameras:
+        logger.error("[ERROR] No cameras configured, exiting...")
+        sys.exit(1)
+
+    service = RTSPService(cameras)
     service.start()
     try:
         while True: