[gst-devel] Pipeline seek problem

Andy Wingo wingo at pobox.com
Fri Aug 24 22:59:27 CEST 2007

On Thu 23 Aug 2007 21:02, "Itay Kirshenbaum" <ikirsh at gmail.com> writes:

> filesrc -> queue -> avidemux -> queue -> rtpmp4pay -> udpsink
> When I tried adding seek support, I've noticed a strange behavior.
> After a seek event is performed in the avidemux element, it pushes
> 5-10 seconds worth of buffers as fast as it can (the 5-10 seconds
> following the seek position), and will only get to normal playing rate
> afterwards.

The seek is probably flushing, which removes all buffers in the queue.
About 5-10 seconds' worth.

> From going over basesink logs it seems after
> flush_start/stop+newsegment the clock is reset, and all buffers
> received are just sent out, without actually waiting for their time.

The thing that waits on the time is the sink. Everything else runs until
the sink is blocked, hence the buildup in the queue until it blocks too
(when it is full).



More information about the gstreamer-devel mailing list