增加main_start.py，通过此入口启动程序

main_start.py

@@ -0,0 +1,70 @@
+# main_start.py
+# 主启动脚本：读取配置并通过 subprocess 启动 rtsp_service_ws_kadian.py
+
+import json
+import yaml
+import base64
+import subprocess
+import sys
+from typing import List
+
+from common.camera_config import CameraConfig
+from utils.logger import get_logger
+
+logger = get_logger(__name__)
+
+
+def load_cameras_from_yaml(config_path: str = "config.yaml") -> List[dict]:
+    """从 YAML 文件加载摄像头配置"""
+    with open(config_path, "r", encoding="utf-8") as f:
+        cfg = yaml.safe_load(f)
+    return cfg.get("cameras", [])
+
+
+def cameras_to_base64_json(cameras: List[dict]) -> str:
+    """将摄像头配置转换为 base64 编码的 JSON 字符串"""
+    json_str = json.dumps(cameras, ensure_ascii=False)
+    return base64.b64encode(json_str.encode('utf-8')).decode('ascii')
+
+
+def start_rtsp_service(cameras_base64: str, script_path: str = "rtsp_service_ws_kadian.py"):
+    """启动 RTSP 服务子进程"""
+    cmd = [
+        sys.executable,  # 当前 Python 解释器路径
+        script_path,
+        "--cameras", cameras_base64
+    ]
+
+    logger.info(f"[INFO] Starting RTSP service with command: python {script_path} --cameras <base64_config>")
+
+    # 使用 Popen 启动子进程，保持运行
+    process = subprocess.Popen(cmd)
+
+    return process
+
+
+if __name__ == "__main__":
+    config_path = "config.yaml"
+
+    # 1. 读取配置
+    cameras_data = load_cameras_from_yaml(config_path)
+    logger.info(f"[INFO] Loaded {len(cameras_data)} cameras from {config_path}")
+
+    if not cameras_data:
+        logger.error("[ERROR] No cameras found in config, exiting...")
+        sys.exit(1)
+
+    # 2. 转换为 base64 JSON
+    cameras_base64 = cameras_to_base64_json(cameras_data)
+
+    # 3. 启动子进程
+    process = start_rtsp_service(cameras_base64)
+
+    # 4. 等待子进程结束
+    try:
+        process.wait()
+    except KeyboardInterrupt:
+        logger.info("[INFO] Received interrupt, terminating subprocess...")
+        process.terminate()
+        process.wait()
+        logger.info("[INFO] Subprocess terminated")