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  1. Qt
  2. QTBUG-39901

QImage::invertPixels on argb32_premultiplied produces invalid image data

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    • d8dc664b945d8832eab97c5df0e1ea47ebf895fd

      invertPixels inverts only parts of images that are fully opaque when image was grayscale png with transparency and was loaded by QPixmap.

      In attached example, image on right should be white.

        1. QTBUG-39901-qimage-invertpixels-grayscale.zip
          2 kB
          Joni Poikelin
        2. SnapGene_001.png
          3 kB
          Will Stokes
        For Gerrit Dashboard: QTBUG-39901
        # Subject Branch Project Status CR V
        90580,4 Ensure valid data after QImage::invertPixels dev qt/qtbase Status: MERGED +2 0

            allan.jensen Allan Sandfeld Jensen
            poikelin Joni Poikelin
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              Created:
              Updated:
              Resolved:

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