[gst-devel] Discoverer (gst-python) crashes

[Jan Schmidt]

Dominique Würtz wrote:
> Hi!
> 
> I recently played around with the Discoverer which ships with
> gst-python, but, while the actual discovery succeeds, my test app often
> crashes when exiting.
> 


Your problem is here:

> import pygst
> pygst.require("0.10")
> from discoverer import Discoverer
> import gobject
> 
> def on_discovered(disc, success):
> 	print "discovered! rate =", disc.audiorate
> 
> disc = Discoverer("test.wav")
> disc.connect("discovered", on_discovered)
> disc.discover()
> 
> mainloop = gobject.MainLoop()
> mainloop.run()
> 
> IIRC when run with Python 2.4, it gave me mostly
> 
> Fatal Python error: GC object already tracked
> Aborted (core dumped)
> 

Before you import any GObject library (like GStreamer) that's going to
use threads, you need:

import gobject; gobject.threads_init()

Cheers,
Jan.