if the message was generated by a live element
the running time of the buffer that generated the message
the stream time of the buffer that generated the message
the timestamps of the buffer that generated the message
the duration of the buffer that generated the message
Extract the timestamps and live status from the QoS message.
The returned values give the running_time, stream_time, timestamp and duration of the dropped buffer. Values of GST_CLOCK_TIME_NONE mean unknown values.
MT safe.