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Zero copy gpu rendering inside QML on RPi3

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  • H Offline
    H Offline
    HSLover
    wrote on last edited by
    #1

    Hi everybody!
    I want to achieve gpu hardware accelerated video rendering inside a QML app with zero-copy rendering on a Raspberry Pi 3.
    Is it possible to do it nowadays?
    I already achieved accelerated video on various software after cross compiling, but I have no idea on how to do it inside a Qt5 app.
    Any suggestion is welcome.
    Thanks.

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #2

      Hi and welcome to devnet,

      How did you achieve that usually ?

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

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      • H Offline
        H Offline
        HSLover
        wrote on last edited by
        #3

        Thanks for replying.
        I have cross compiled Qt 5.10 with VideoCore gpu support, achieving accelerated playback with Vlc, Mpv, AVlib and of course Omx.
        My issue is those are standalone softwares, I need to be able to play hw accelated video inside a QML video player-like application, but I don't know where to start...

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #4

          Maybe the VLC-Qt project could be of interest.

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

          H 1 Reply Last reply
          0
          • SGaistS SGaist

            Maybe the VLC-Qt project could be of interest.

            H Offline
            H Offline
            HSLover
            wrote on last edited by
            #5

            @SGaist said in Zero copy gpu rendering inside QML on RPi3:

            Maybe the VLC-Qt project could be of interest.

            Thanks, I'll look into it.

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