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  1. Qt
  2. QTBUG-79181

Qt WebGL Plugin : Camera Video Streaming is not working

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: P3: Somewhat important
    • Resolution: Done
    • Affects Version/s: 5.13.1
    • Fix Version/s: 5.14.1, 5.15.0 Alpha
    • Component/s: QPA: WebGL
    • Labels:
      None
    • Environment:
      Qt 5.13
      Embedded linux
      Imx6 dual core
    • Platform/s:
      Linux/X11
    • Commits:
      85a76601426bd1ba7ce12d719c14140e8d6584b7 (qt/qtwebglplugin/5.14.0) d17801df092f6776eaffb7428ba420fba3a45b4b (qtmultimedia/5.14.1)

      Description

      • We could build and we could run WebGL plugin with sample application , But  Camera video stream with WebGL following error occurs.
        • WebGL-Camera Video Application works fine on X86 Desktop. 
      • The error shown on terminal is as follows
      • QVideoFrame::unmap() was called more times then QVideoFrame::map()
        GLuint QSGVivanteVideoMaterial::vivanteMapping(QVideoFrame) couldn't find "glTexDirectVIVMap" and/or "glTexDirectInvalidateVIV" => do nothing and return

      Device used 

      i.MX6 DUAL based SANTARO unit 7 inch display

      Yocto build system with "Rocko" branch

       

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            People

            Assignee:
            andysh Andy Shaw
            Reporter:
            ravis Ravi Dattatraya
            Votes:
            1 Vote for this issue
            Watchers:
            4 Start watching this issue

              Dates

              Created:
              Updated:
              Resolved:

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