Decreases the use-count by one. If the use count reaches zero, this #GstDeviceProvider will stop providering the devices. This needs to be called the same number of times that gst_device_provider_start() was called.
1.4
See Implementation
Decreases the use-count by one. If the use count reaches zero, this #GstDeviceProvider will stop providering the devices. This needs to be called the same number of times that gst_device_provider_start() was called.