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List:       gtkmm
Subject:    Re: GStreamer plugin (C++)
From:       Dirk Van Haerenborgh <vhdirk () gmail ! com>
Date:       2012-07-31 16:09:25
Message-ID: CAHQqoqNrE_FN51tcj=hdBNNGig7+8Bc35kRVpwkvWccRAxdsuw () mail ! gmail ! com
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Hi,

That definitely sounds discouraging.
Now, 'm still kind of intrigued to write those plugins in C++, though
I guess I'll need to postpone that until I have more knowledge about
gstreamer in general. I'll stick with C for now.
Maybe in a few weeks I'll pick this up again :)

Thanks a lot,
-Dirk


On 31 July 2012 05:53, José Alburquerque <jaalburquerque@gmail.com> wrote:
> 
> On Mon, 2012-07-30 at 11:13 +0200, Dirk Van Haerenborgh wrote:
> 
> Presently, the only plug-ins that have a (probably non-existent)
> possibility of being developed using gstreamermm are ones that are
> private to applications.  If that's possible, These plug-ins would be
> registered using the Gst::Plugin::register_static()[1] method and not
> the process that you've described above.
> 
> [1]
> http://developer.gnome.org/gstreamermm/unstable/classGst_1_1Plugin.html#ac0728bb285ae1bed9298c0f9ea522ad9
>  
> In theory, one would extend one of the gstreamermm base classes[2] and
> call the Gst::ElementFactory::register_element()[3] method in the
> Gst::Plugin::SlotInit slot (callback) so that an element factory that
> generates these elements can be created.  That factory can then be added
> to the registry using Gst::Registry::add_feature()[4] in the same
> Gst::Plugin::SlotInit slot.
> 
> [2] http://developer.gnome.org/gstreamermm/unstable/group__GstBaseClasses.html
> 
> [3] The Gst::ElementFactory::register_element() method is a method that
> is not implemented yet but would wrap the gst_element_register()
> function.  That would be part of an upcoming release.
> 
> [4]
> http://developer.gnome.org/gstreamermm/unstable/classGst_1_1Registry.html#ae1f9a1ddd60ef5a7e1f8cddf14ec404f
>  
> I've not tested this and don't really know exactly how it would work (or
> if it actually would) but it's how I'd try if I had to.  However, I
> think it's easier to write the plug-in in C presently, but that's just a
> matter of making things easier.
> 
> > 
> > PS: If I end up with something working, I will most definitely release
> > it to the public domain.
> > _______________________________________________
> > gtkmm-list mailing list
> > gtkmm-list@gnome.org
> > https://mail.gnome.org/mailman/listinfo/gtkmm-list
> 
> --
> José
> 
> 
> 
> 
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