The testdata was generated via: cwebp foo.png -o foo.lossy.webp dwebp -pgm foo.lossy.webp -o tmp.pgm convert tmp.pgm foo.lossy.webp.ycbcr.png rm tmp.pgm TBR=r R=r CC=golang-codereviews https://golang.org/cl/107330043
11 KiB
150x150px
11 KiB
150x150px
![](/aw/golang-image/raw/commit/ae63d5d566065c97ac339d045f06c2da5ebd66df/testdata/blue-purple-pink.lossy.webp.ycbcr.png)