See Also: CIQRCodeGenerator Members
The following example shows this filter in use
C# Example
// Create a CIQRCodeGenerator filter with the input image var qr_code_generator = new CIQRCodeGenerator () { Message = NSData.FromString ("http://xamarin.com"), CorrectionLevel = "M", }; // Get the altered image from the filter var output = new CILanczosScaleTransform { Image = qr_code_generator.OutputImage, Scale = 4 }.OutputImage; // To render the results, we need to create a context, and then // use one of the context rendering APIs, in this case, we render the // result into a CoreGraphics image, which is merely a useful representation // var context = CIContext.FromOptions (null); var cgimage = context.CreateCGImage (output, output.Extent); // The above cgimage can be added to a screen view, for example, this // would add it to a UIImageView on the screen: myImageView.Image = UIImage.FromImage (cgimage);
Produces the following output: