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  1. Qt
  2. QTBUG-114324

COLR font (both v0 and v1) will be rendered as transparent glyphs on Linux

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Details

    • Bug
    • Resolution: Duplicate
    • P2: Important
    • None
    • 5.15.13, 6.5.1, 6.7.0
    • GUI: Font handling
    • None
    • - Arch Linux
      - Qt 5.15.9+kde+r155 and 6.5.1
    • Linux/Wayland, Linux/X11

    Description

      COLRv0 font ([Twemoji Mozilla|https://github.com/mozilla/twemoji-colr/releases]) will be rendered as transparent glyphs on Linux

      COLRv1 font ([Noto Color Emoji|https://github.com/googlefonts/noto-emoji/blob/main/fonts/Noto-COLRv1.ttf)] will be rendered as transparent glyphs on Linux
      Tested in KDE Konsole (with Qt 5.15.9), Telegram (with Qt 6.5.1) and a simple qml application.

      Attachments

        1. 2023-06-06_20-56.png
          2023-06-06_20-56.png
          13 kB
        2. 2023-06-27_22-50.png
          2023-06-27_22-50.png
          9 kB
        3. image-2024-04-23-21-05-18-255.png
          image-2024-04-23-21-05-18-255.png
          17 kB
        4. test.qml
          0.5 kB

        Issue Links

          depends on

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-131116 Freetype: Support COLR format color fonts

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed
          duplicates

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-131116 Freetype: Support COLR format color fonts

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed
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          Activity

            People

              esabraha Eskil Abrahamsen Blomfeldt
              coelacanthus Celeste Liu
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              Dates

                Created:
                Updated:
                Resolved:

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