Parses a device-added message. The device-added message is produced by gstreamer.DeviceProvider or a gstreamer.DeviceMonitor It announces the appearance of monitored devices.
A location where to store a pointer to the new gstreamer.Device, or NULL
1.4
Parses a device-added message. The device-added message is produced by gstreamer.DeviceProvider or a gstreamer.DeviceMonitor It announces the appearance of monitored devices.