[gst-devel] Destructor of an element
Stefan Kost
ensonic at hora-obscura.de
Thu Oct 29 19:39:56 CET 2009
Tiago Katcipis schrieb:
> Looking at the GstAppSink code i found that i actually have to override
> the finalize function on the GObject class. Sorry to bother, I'm not
> very used with Gobject :-).
>
> The GstAppSink code (on the class init function):
>
> GObjectClass *gobject_class = (GObjectClass *) klass;
> GstBaseSinkClass *basesink_class = (GstBaseSinkClass *) klass;
>
> gobject_class->dispose = gst_app_sink_dispose;
> gobject_class->finalize = gst_app_sink_finalize;
>
just for your info, dispose can theortically be called multiple times and
finalize is called just once. The idea is to call unref in dispose, set object s
to NULL and check that incase its called again. Do free()s in finalize
Stefan
>
>
> On Thu, Oct 29, 2009 at 11:59 AM, Tiago Katcipis <katcipis at inf.ufsc.br
> <mailto:katcipis at inf.ufsc.br>> wrote:
>
> I'm building an element that uses an external lib, and when my
> element is freed (it ref count reaches zero), i want to free some
> stuff of the external lib i use. I didn't find anything about a
> generic destructor function that i can override, so when my element
> is being freed i can free the resources that i was using on my
> plugin. Can anyone help me?
>
> best regards,
> Katcipis
>
>
>
>
>
>
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