internal static extern void nim_vchat_enum_device_devpath(NIMDeviceType type, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof(NimUtility.Utf8StringMarshaler))] string json_extension, nim_vchat_enum_device_devpath_sync_cb_func cb, IntPtr user_data);
public static extern void nim_vchat_enum_device_devpath(NIMDeviceType type, string json_extension, nim_vchat_enum_device_devpath_sync_cb_func cb, IntPtr user_data);