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  4. Qt and directFB: QDirectFBScreen::createDFBSurface() Failed!

Qt and directFB: QDirectFBScreen::createDFBSurface() Failed!

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directfbwebviewdfb 1.4.3qt 4.6.3
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  • M Offline
    M Offline
    McLion
    wrote on 10 Aug 2016, 12:07 last edited by McLion 8 Dec 2016, 11:42
    #1

    Hi

    I'm using Qt 4.6.3 with directFB 1.4.3 on a embedded Linux system - I know these are old versions ;-)
    Only with some webpages, loading into a webView works, and when showing I get the following error:

    QDirectFBScreen::createDFBSurface() Failed!
    Flags f Caps 1000 width 782 height 30000 pixelformat 418c04 4 preallocated 0x0 0
    Invalid argument!
    (#) DirectFBError [Couldn't create surface createDFBSurface(QImage, QImage::Format, SurfaceCreationOptions)]: Invalid argument!
    QDirectFBPixmapData::fromImage()

    Is there somebody who is more experienced with directFB in conjunction with Qt and can shed some light on this?
    I'd really appreciate any suggestion on how to track this down.

    Thanks
    McL

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    • M Offline
      M Offline
      McLion
      wrote on 18 Aug 2016, 13:53 last edited by
      #2

      Somebody an idea where I could get some help/hints with this?

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      • S Offline
        S Offline
        SGaist
        Lifetime Qt Champion
        wrote on 18 Aug 2016, 21:06 last edited by
        #3

        Hi,

        You can try posting on the interest mailing list. You'll find there Qt's developers/maintainers.

        Interested in AI ? www.idiap.ch
        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

        M 1 Reply Last reply 23 Aug 2016, 12:39
        0
        • S SGaist
          18 Aug 2016, 21:06

          Hi,

          You can try posting on the interest mailing list. You'll find there Qt's developers/maintainers.

          M Offline
          M Offline
          McLion
          wrote on 23 Aug 2016, 12:39 last edited by
          #4

          @SGaist Thanks.

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