Swift pdf thumbnail

import PDFKit

func pdfThumbnail(url: URL, width: CGFloat = 240) -> UIImage? {
  guard let data = try? Data(contentsOf: url),
  let page = PDFDocument(data: data)?.page(at: 0) else {
    return nil
  }

  let pageSize = page.bounds(for: .mediaBox)
  let pdfScale = width / pageSize.width

  // Apply if you're displaying the thumbnail on screen
  let scale = UIScreen.main.scale * pdfScale
  let screenSize = CGSize(width: pageSize.width * scale, 
                          height: pageSize.height * scale)

  return page.thumbnail(of: screenSize, for: .mediaBox)
}

Source: stackoverflow.com

Similar codes

0 vote140 views1 answer
Replace back button image swift
Swift
1 vote165 views1 answer
How can i play video with url in a view in swift
Swift
0 vote182 views1 answer
How to make box shadow swift
Swift
0 vote190 views1 answer
UISearchController keys
Swift
25 votes313 views6 answers
Markdown
Swift
1 vote150 views1 answer
Add toggle without text swiftui
Swift
1 vote141 views1 answer
Alamofire failure response body
Swift
1 vote148 views1 answer
Rxswift map
Swift
2 votes159 views1 answer
Swift continue
Swift
2 votes151 views2 answers
Dismiss two view controllers at once swift
Swift