GStreamer tutorials

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GStreamer tutorials

SimbadSubZero
hi all,
Where could I find GStreamer tutorials, specific these which help you how to write interfaces like X overlay.

Thanks,
Simbad
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Re: GStreamer tutorials

amit_emb
Hi

you download the gstremer manual from net, what is the actual pipeline you are using for your application.

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Re: GStreamer tutorials

Stefan Sauer
In reply to this post by SimbadSubZero
Am 12.05.2010 13:27, schrieb SimbadSubZero:
>
> hi all,
> Where could I find GStreamer tutorials, specific these which help you how to
> write interfaces like X overlay.
>
> Thanks,
> Simbad

Hi,

please have a look at the api docs. The GstXOverlay docs have examples. Also
each git modules has a tests/examples directory.

Stefan

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Re: GStreamer tutorials

SimbadSubZero
In reply to this post by amit_emb
hi Stefan, hi amit
Could you please be more specific I am new developer in GStreamer.
I have a video plugin which display video on LCD, I need to modify that to display the video on QT widget.
Therefor I need to implement X overlay interface to my plugin but I need some toturials or guild which explain with examples how to do that.
I had the plugin doc which explain how to write interfaces but the examples there are relay worst.

Regards,
Simbad
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Re: GStreamer tutorials

Tim-Philipp Müller-2
On Sun, 2010-05-16 at 05:27 -0700, SimbadSubZero wrote:

> Could you please be more specific I am new developer in GStreamer.
> I have a video plugin which display video on LCD, I need to modify that to
> display the video on QT widget.
> Therefor I need to implement X overlay interface to my plugin

Hrm, so are you having problems with GstXOverlay in your Qt application,
or are you trying to make a custom videosink implement the GstXOverlay
interface?

> but I need
> some toturials or guild which explain with examples how to do that.
> I had the plugin doc which explain how to write interfaces but the examples
> there are relay worst.

Did you see these examples:

http://cgit.freedesktop.org/gstreamer/gst-plugins-base/tree/tests/examples/overlay

? If these examples combined with the docs at

http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/gst-plugins-base-libs-gstxoverlay.html

are not helpful to you, then you need to be specific about what you
don't understand or what's confusing or missing in the examples/docs.

If you are writing a video sink, you may want to look at existing
elements that implement this interface, such as ximagesink, xvimagesink
etc.

Cheers
 -Tim


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Re: GStreamer tutorials

SimbadSubZero
hi Tim,
I would like to have a camera capture with QT widget.
I already have a plugin and sink which capture video into LCD but not for QT widget so I have two options here:
one is to update my sink as ximagesink.
second I could use ximagesink as my sink.
The main problem here I found out that for both I need to compile X11 libraries?? correct?
Please write me from where I could download X11 lib and how to compile it with cross_compiler(I would like to run it on embedded Linux target board)

Please help me

Regards,
Simbad