the offset expresses the elapsed time (in buffer timestamps) before a seek with its start (stop if rate < 0.0) seek type set to #GST_SEEK_TYPE_NONE, the value is set to the position of the segment at the time of the seek.
See Implementation
the offset expresses the elapsed time (in buffer timestamps) before a seek with its start (stop if rate < 0.0) seek type set to #GST_SEEK_TYPE_NONE, the value is set to the position of the segment at the time of the seek.