get buffer from qt surface

[Sebastian Dröge]

On Di, 2016-01-12 at 01:49 +0000, Jian Li wrote:
> Hi,
>  
> Is there a way to get buffer from qt surface?
> I see there is a qmlglsink that can render video into qml window, do
> we have a plugin do the opposite thing? So that I can record the
> application.

There is no element for this currently but there might be Qt API for
offscreen rendering that can be used to e.g. render the surface into a
GL texture and then you can either download that to CPU memory or use
the texture directly. 

-- 
Sebastian Dröge, Centricular Ltd · http://www.centricular.com

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