Make an UIImage from a CMSampleBuffer

Question

This is not the same as the countless questions about converting a CMSampleBuffer to a UIImage. I\'m simply wondering why I can\'t convert it like

Answer 1

Swift 5.0

if let cvImageBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) {
   let ciimage = CIImage(cvImageBuffer: cvImageBuffer)
   let context = CIContext()

   if let cgImage = context.createCGImage(ciimage, from: ciimage.extent) {
      let uiImage = UIImage(cgImage: cgImage)
   }
}