[gst-devel] OpenGL context: GTK X overlay v/s SDL v/s Clutter v/s Wx

[sledge hammer]

Are you using AIGLX? I had similar problems when I had turned on  "desktop effects"...

> Date: Tue, 20 Apr 2010 03:34:02 -0400
> From: alexandre at quessy.net
> To: gstreamer-devel at lists.sourceforge.net
> Subject: Re: [gst-devel] OpenGL context: GTK X overlay v/s SDL v/s Clutter	v/s Wx
> 
> Hello,
> 
> 2010/4/19 Stefan Kost <ensonic at hora-obscura.de>:
> > Alexandre Quessy wrote:
> >> Hello everyone,
> >> I am still hesitating between SDL, GTK, WxWidgets and Clutter, (not
> >> QT) for creating an OpenGL context for the Toonloop 2.x application.
> >>
> >> So far, I have a prototype in SDL, but I am still unsatisfied about
> >> how SDL 1.2 handles the fullscreen mode on Ubuntu GNU/Linux. I have
> >> done some very satisfying prototype with GtkGLExt regaring the
> >> fullscreen mode, but I still didn't put any Gstreamer video in it. As
> >> for the current GTK examples, they seem to crash very often on my
> >> computers, so I gave them up. I don't want to write an unstable
> >> application! (the error messages says that an X resource is not
> >> available)
> >>
> > Please tell use which example is unstable for you and what is the exact
> > error. As such gstreamer and gtk is a solid team.
> >
> > Stefan
> 
> As you can see in the shell log below, setting the X window ID
> sometimes fails. It seems like sometimes the X resource is not
> available. In some cases, the window appears to be grey, and nothing
> happens until the application crashes. Sometimes it works, but
> sometimes it doesn't. I am testing the gtkxoverlay example that is
> shipped with the current Git version of gst-plugins-gl. I am running
> an up-to-date Ubuntu Karmic 9.10 on an Intel Core 2 Duo 2.2 GHz with 2
> Gb of RAM and the Nvidia driver.
> 
> 
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> Close
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> gtkxoverlay: ../../src/xcb_io.c:176: process_responses: Assertion
> `!(req && current_request && !(((long) (req->sequence) - (long)
> (current_request)) <= 0))' failed.
> Aborted
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> gtkxoverlay: Fatal IO error 11 (Resource temporarily unavailable) on X
> server :0.0.
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> Close
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> Close
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> Close
> aalex at plouf:~/src/gst-plugins-gl/tests/examples/gtk/gtkxoverlay$ ./gtkxoverlay
> setting xwindow id
> gtkxoverlay: Fatal IO error 11 (Resource temporarily unavailable) on X
> server :0.0.
> 
> 
> Regards,
> Alexandre
> 
> 
> 
> >> Before putting 1-2 days in porting the examples to GtkGLExt, I would
> >> like to hear some success stories or advices regarding one of those
> >> toolkits or another. So, does anyone has good reasons to recommend one
> >> or another? Maybe Clutter would be to be considered? I draw my shapes
> >> and textures using some low-level vertex manipulation, and I use GLSL
> >> shaders and such.
> >>
> >> Thanks,
> >>
> >
> >
> > ------------------------------------------------------------------------------
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> >
> 
> 
> 
> -- 
> Alexandre Quessy
> http://alexandre.quessy.net/
> 
> ------------------------------------------------------------------------------
> Download Intel&#174; Parallel Studio Eval
> Try the new software tools for yourself. Speed compiling, find bugs
> proactively, and fine-tune applications for parallel performance.
> See why Intel Parallel Studio got high marks during beta.
> http://p.sf.net/sfu/intel-sw-dev
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