[gst-devel] osxvideosink: how to get the window id?

Farkas Levente lfarkas at lfarkas.org
Wed Jun 23 13:01:51 CEST 2010

On 06/23/2010 12:27 PM, Philippe Normand wrote:
> On Sun, 2010-06-13 at 07:30 -0700, Thomas Loewe wrote:
>> Hi,
>> as i understand the latest osxvideosink now supports the xoverlay interface
>> and i can set the output window via gst_x_overlay_set_xwindow_id().
>> My app (based on wxwidgets) is running fine on windows and linux, but on osx
>> i dont know how to get the window id to redirect the video to my own window.
>> Is there any example how to do this on osx?
>> Thank you,
>> Thomas
> The osxvideosink sends a pointer to a NSView to the application via a
> message containing a have-ns-view structure, small snippet:
>     if (gst_structure_has_name(message->structure, "have-ns-view")) {
>         videoWindow =(NSView*)
> g_value_get_pointer(gst_structure_get_value(message->structure,
> "nsview"));
> Then you can map the NSView to a NSWindow and show it. The message needs
> to be handled synchronously by the application.
> If you want a complete example, Alessandro (twi_ on IRC) told me he has
> one written in Python :)

if possible i also like to get that complete example:-)
thanks in advance.

  Levente                               "Si vis pacem para bellum!"

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