webp: don't reject VP8X that isn't just VP8 + alpha

We already support VP8 + alpha, but reject e.g. VP8 + EXIF. After this
commit, we still don't implement VP8 + EXIF (or ANIM, ICCP, etc.), but
we now silently ignore the EXIF chunk instead of rejecting it.

Fixes golang/go#25738, golang/go#38341

Change-Id: I4e9cdb718f0768f34336eab9528b82d2c40a3ee1
GitHub-Last-Rev: a0c2e5347cf32d4b16b54aad63a1a107de927744
GitHub-Pull-Request: golang/image#5
Reviewed-on: https://go-review.googlesource.com/c/image/+/249445
Trust: David Symonds <dsymonds@golang.org>
Reviewed-by: Nigel Tao <nigeltao@golang.org>
1 file changed
tree: 3be601f936d9c873b986adc23a2f88a3441e9764
  1. .gitattributes
  2. .gitignore
  3. AUTHORS
  4. CONTRIBUTING.md
  5. CONTRIBUTORS
  6. LICENSE
  7. PATENTS
  8. README.md
  9. bmp/
  10. ccitt/
  11. cmd/
  12. codereview.cfg
  13. colornames/
  14. draw/
  15. example/
  16. font/
  17. go.mod
  18. go.sum
  19. math/
  20. riff/
  21. testdata/
  22. tiff/
  23. vector/
  24. vp8/
  25. vp8l/
  26. webp/
README.md

Go Images

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