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  4. QtMediaPlayer for Audio Problem with Parallel Gstreamer Video Pipeline

QtMediaPlayer for Audio Problem with Parallel Gstreamer Video Pipeline

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  • E Offline
    E Offline
    EliteCode
    wrote on last edited by
    #1

    Hi Folks,

    I got the the following error and qt application crashes.

    **
    GStreamer:ERROR:../../git/gst/gstbus.c:1388:gst_bus_add_signal_watch_full: assertion failed: (!bus->priv->signal_watch)
    

    Details:
    My Application is running on custom imx6q board, with swipe view. One Swipe Screen have camera stream from analog camera processed through gstreamer pipeline. The application works fine. Later on, I included QtMediaPlayer in the app and playing an audio test file "test.wav". the audio file is playing on Media Player with second swipe screen the camera stream is also playing. But the app run for random duration and then finally crashes. Your help would appreciated.

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

      Hi and welcome to devnet,

      QtMultimedia also uses GStreamer as backend so there might be some fighting for resources. Since you are using a wav file maybe go with QSound.

      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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