Patch libavif for svt-av1 4.0 compatibility #9413
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radarhere
approved these changes
Jan 30, 2026
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macOS builds have started failing.
Pass: https://github.com/python-pillow/Pillow/actions/runs/21415347226/job/61666976278
Fail: https://github.com/python-pillow/Pillow/actions/runs/21472202845/job/61847296515
The difference is svt-av1 (3.1.2) vs svt-av1 (4.0.0) in Homebrew.
libavif doesn't yet support 4.0.0. The fix has been made but not merged: AOMediaCodec/libavif#2971
Our options include:
macos-install.shHere's a patch to get the CI back to green.