add mega I launch file

orbbec_camera/launch/femto_net_camera.launch.py

@@ -0,0 +1,33 @@
+from launch import LaunchDescription
+from launch.actions import DeclareLaunchArgument, IncludeLaunchDescription, GroupAction, ExecuteProcess
+from launch.launch_description_sources import PythonLaunchDescriptionSource
+from launch_ros.actions import Node
+from ament_index_python.packages import get_package_share_directory
+import os
+
+
+def generate_launch_description():
+    # Include launch files
+    # you can use this launch file to launch femto mega and femto mega I with net device ip and port
+    package_dir = get_package_share_directory('orbbec_camera')
+    launch_file_dir = os.path.join(package_dir, 'launch')
+    launch1_include = IncludeLaunchDescription(
+        PythonLaunchDescriptionSource(
+            os.path.join(launch_file_dir, 'femto_mega.launch.py')
+        ),
+        launch_arguments={
+            'camera_name': 'camera',
+            'net_device_ip': '192.168.1.10',
+            'net_device_port': '8090',
+            'sync_mode': 'standalone'
+        }.items()
+    )
+
+    # If you need more cameras, just add more launch_include here, and change the usb_port and device_num
+
+    # Launch description
+    ld = LaunchDescription([
+        GroupAction([launch1_include]),
+    ])
+
+    return ld