Add extension function to get dominant colors of an image #19
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unixzii
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Oct 28, 2022
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unixzii
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unixzii
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Looks great but there are some small issues need to be solved before a merge.
| @@ -0,0 +1,41 @@ | |||
| // | |||
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Shall we use Image+Color.swift as the file name to imply that this is an extension?
| extension UIImage { | ||
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| @inlinable | ||
| public func dominantColors(clusterCount: Int = 5) -> [UIColor] { |
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Maybe we can add a PlatformImage typealias to unify these APIs.
| extension CIImage { | ||
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| public func dominantColor(clusterCount: Int = 5) -> [PlatformColor] { | ||
| guard let kMeansFilter = CIFilter(name: "CIKMeans") else { |
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The k prefix is for constants I believe, we should just remove it.
| var dominantColors = [PlatformColor]() | ||
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| for i in 0..<clusterCount { | ||
| let color = PlatformColor(red: CGFloat(bitmap[i * 4 + 0]) / 255.0, green: CGFloat(bitmap[i * 4 + 1]) / 255.0, blue: CGFloat(bitmap[i * 4 + 2]) / 255.0, alpha: CGFloat(bitmap[i * 4 + 3]) / 255.0) |
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Some line breaks would be nice to have.
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