UIImageからGIFを生成する - Qiita

import UIKit import ImageIO import MobileCoreServices class GIFCreator { struct GIFFrame { var image: UIImage var duration: Float } static func create(with frames: [GIFFrame], resizeTo size: CGSize? = nil, filename: String = "temp.gif", completion: @escaping (URL?) -> Void) { DispatchQueue.global(qos: .userInteractive).async { // Resize images if needed let resizedFrames: [GIFFrame] if let size =