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  1. Qt
  2. QTBUG-85668

Qt 5.15 multithreading issue when rescale images

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Details

    • Bug
    • Resolution: Duplicate
    • Not Evaluated
    • 5.15.1
    • 5.15.0
    • Core: I/O, Core: Threads
    • None
    • macOS

    Description

      if we try to generate more than QThread::idealThreadCount() threads to generate thumbnails out of a set of images, Qt hangs.

       

      Happens at least under macOS, other platforms not tested

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          duplicates

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-84619 Use of global thread pool for image conversion is changes behavior in Qt5.15

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
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              allan.jensen Allan Sandfeld Jensen
              michaelwinterthur Michael Greminger
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              Dates

                Created:
                Updated:
                Resolved:

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