Peek the message on the top of the bus' queue. The message will remain on the bus' message queue. A reference is returned, and needs to be unreffed by the caller.
the GstMessage that is on the bus, or NULL if the bus is empty. MT safe. [transfer full]
See Implementation
Peek the message on the top of the bus' queue. The message will remain on the bus' message queue. A reference is returned, and needs to be unreffed by the caller.