23 lines
726 B
Swift
23 lines
726 B
Swift
import UIKit
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import AVFoundation
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extension UIImage {
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/// Scale image to fit within target size while maintaining aspect ratio
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func scaleImageToFit(targetSize: CGSize) -> UIImage? {
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let aspectRatioRect = AVFoundation.AVMakeRect(aspectRatio: size, insideRect: CGRect(origin: .zero, size: targetSize))
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let availableSize = aspectRatioRect.size
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let format = UIGraphicsImageRendererFormat()
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format.scale = 1
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format.opaque = true
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let renderer = UIGraphicsImageRenderer(size: availableSize, format: format)
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let resizedImage = renderer.image { context in
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draw(in: CGRect(origin: .zero, size: availableSize))
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}
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return resizedImage
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}
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}
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