Infrastructure/imageproxy
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primitive: limit input image to 256 px

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This commit is contained in:
Will Norris 2019-10-13 18:33:50 -07:00
parent 0d5d8aa202
commit b951a9ccc3
1 changed files with 6 additions and 0 deletions
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6
transform.go
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@ -322,10 +322,16 @@ func transformImage(m image.Image, opt Options) image.Image {
func transformPrimitive(m image.Image, opt Options) *primitive.Model {
// set size to the longest of height or width
size := m.Bounds().Size().X
o := Options{Width: 256}
if h := m.Bounds().Size().Y; size < h {
size = h
o = Options{Height: 256}
}
// scale image down to no larger than 256, which is all we need for the
// primitive algorithm
m = transformImage(m, o)
bg := primitive.MakeColor(primitive.AverageImageColor(m))
model := primitive.NewModel(m, bg, size, runtime.NumCPU())
for i := 0; i < opt.Primitive.Count; i++ {