Feature: CSS Gradient Low Quality Image Placeholders - #2550

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nickchomey:feature/css-gradient-lqip

Commits on Jul 4, 2026

allow falling back to original image if no subsizes available
nickchomey
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always override core image editor classes, such that same editor is used for initial image processing and dominant colours
nickchomey
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remove redundant fn call
nickchomey
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abstract the get metadata functions
nickchomey
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Remove unnecessary wp_maybe_generate_attachment_metadata calls. They never do anything in any test
nickchomey
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use create rather than create_upload_object, which prevents calling dominant_color_get_dominant_color_data. So not redundant to call it afterwards
nickchomey
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require the editor classes, just in case (seems to be missing when the GD tests tun, though not for imagick)
nickchomey
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implement GD tests
nickchomey
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return raw rgb rather than hex. This will facilitate the lqip gradient stuff coming in other PR. Also, cleaner to just convert in one place for all editors
nickchomey
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fix linting
nickchomey
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Implement Blurhash-like CSS Gradient approach for LQIP
nickchomey
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average pixels in linear light - fix #2535
nickchomey
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fix formatting and linting
nickchomey
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fix plugin check
nickchomey
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address code review comments
nickchomey
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revert change due to phpstan failure
nickchomey
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remove testing hover css
nickchomey
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Commits on Jul 5, 2026

Commits on Jul 6, 2026