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@sekies(Yosuke Seki)

UIImageのメモリ上のサイズを取得する

Last updated at 2021-06-24Posted at 2021-06-24

Swift 5:

let image = UIImage(named: "test")
if let cgImage = image?.cgImage {
    let size = cgImage.height * cgImage.bytesPerRow;
    print(size)
}

参考にした記事
https://stackoverflow.com/questions/25483931/ios-get-uiimage-memory-size

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