[SailfishDevel] How to access the viewfinder of the QCamera?

[Stefan Brand]

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Hi,

I would also be really interested in how to do this, since I see the 
same error. So did anyone succeed in using the camera with a viewfinder 
in QML? Or is this just not supported at the moment? Any comments from 
Jolla on this?

Regards
Stefan Brand

Am 25.01.2014 21:22, schrieb Marcel:
> Hi,
> 
> how can I access the viewfinder of the camera in Qt on SailfishOS?
> 
> If I try it in QML like this:
> 
> Camera {
>   id: qmlCamera
> }
> 
> VideoOutput {
>   source: camera
>   focus: visible
> }
> 
> Or if I use C++ implementing an own QAbstractVideoSurface as viewfinder 
> for a
> QCamera object (which would be my prefered way as I want to precess the 
> image
> data) I get the following error:
> 
> [W] CameraBinSession::processBusMessage:912 - CameraBin error: "No 
> common
> caps"
> 
> After some digging in the gstreamer debug log it seems that the camera 
> source
> is just supporting the data format video/x-android-buffer and there is 
> no
> equivalent QVideoFrame::PixelFormat for this. Is there really no 
> possibility
> to access the viewfinder in Qt? Then how is the camera app doing that?
> 
> Greets,
> Marcel
> _______________________________________________
> SailfishOS.org Devel mailing list
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