appsink python memory leak?? unref call on sample? FIXED??

[Turmel, Frederic]

Yep, gotta learn the hard way sometimes! ;-)

Thanks
FredT

-----Original Message-----
From: gstreamer-devel [mailto:gstreamer-devel-bounces at lists.freedesktop.org] On Behalf Of Tim Müller
Sent: Sunday, April 17, 2016 12:56 PM
To: gstreamer-devel at lists.freedesktop.org
Subject: Re: appsink python memory leak?? unref call on sample? FIXED??

On Sun, 2016-04-17 at 19:40 +0000, Turmel, Frederic wrote:

Hi,

> I think I figured out what is going on. Using GST_TRACE=mem-live was 
> an eye opener. Using the debug flag showed that there was several 
> thousand GST_Message variable allocated along with tsdemux type 
> variable.
> 
> ****So it turns out that any message not received/read in python are 
> accumulating forever. That is, even if you don't ask for it.  TSdemux 
> seems to be very chatty on the bus with the source I'm using. I'm 
> getting several messages per seconds once I listen to the bus. These 
> were eating memory.
> 
> Is this the correct behavior or that is a bug? Not sure if that is 
> intended?

That is expected behaviour. Your application must handle bus messages in some form. You can set the pipeline bus to flushing if you have a use case where you really want to ignore them, but really any application that's more than 5 lines of code needs to handle bus messages.

 Cheers
  -Tim

--
Tim Müller, Centricular Ltd - http://www.centricular.com


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