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Speed up `Image.filter()` for `I;16*` - #9760

Merged

radarhere merged 14 commits into

python-pillow:mainfrom

akx:faster-filter-still

Sep 10, 2026

Merged

Speed up `Image.filter()` for `I;16*`#9760
radarhere merged 14 commits into
python-pillow:mainfrom
akx:faster-filter-still

Commits on Sep 7, 2026
- Deduplicate modes list in test_image_filter
  akx
  committed
  db88836
- Remove inaccurate docstring text
  akx
  committed
  01957a7
- Rename lying test
  akx
  committed
  57c152d
- Remove unused parametrization from test_consistency_*
  akx
  committed
  6eb4b55
- Refactor test_consistency; add 16bpc test
  akx
  committed
  7daa57e
- Split I16 ImageFilter loops so they are optimized by compiler
  akx
  committed
  89f8db8
- Use size to refer to test images
  
  radarhere
  authored and
  akx
  committed
  8969f08
- Combine matrix constants
  
  radarhere
  and
  akx
  committed
  dcdf65a
- Move kernel outside image opens
  
  radarhere
  authored and
  akx
  committed
  a0b5ee7
- Apply suggestions from code review
  
  radarhere
  authored and
  akx
  committed
  905af53
- Test more modes (#26)
  radarhere
  authored
  9ab6462
- Adjust test_noop_on_small_images
  akx
  committed
  a4b8377
Commits on Sep 10, 2026
- Update range
  radarhere
  authored
  57f6692
- Remove comments
  radarhere
  committed
  c8cf216