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  1. Qt
  2. QTBUG-67465

QPixmap::fromImage(largeImage) QImage: out of memory, returning null image

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Details

    • Bug
    • Resolution: Invalid
    • P3: Somewhat important
    • None
    • 5.7.0
    • Image formats
    • None
    • Windows 10 64bits 

      Qt_5_7_0_MSVC2013_32bit

      RAM  8GB CPU i7-4790

       

    Description

      SomeTimes，when I use "QPixmap::fromImage" to convert a big image (140.4 M BGR From opencv cv::Mat), it prompts me "QImage: out of memory, returning null image".

      I saw similar bugs in QTBUG26451.It shows that this question has been resolved in Qt5.0.

       

      Greetings

       

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        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-26451 QPixmap::fromImage() crashes in low memory situations

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
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            People

              vgt Eirik Aavitsland
              lyj 赖 永俊
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              Dates

                Created:
                Updated:
                Resolved:

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