/Swift/Cifilter image preserve orientation

Cifilter image preserve orientation

var filterNames: [String] = ["CIPhotoEffectTonal","CIPhotoEffectNoir","CIMaximumComponent","CIMinimumComponent","CIDotScreen", "CISepiaTone", "CIFalseColor", "CIColorInvert", "CIColorPosterize", "CIPhotoEffectChrome", "CIPhotoEffectInstant"]

    let CIfilterName = filterNames[indexPath.row]
    print(CIfilterName)

    let ciContext = CIContext(options: nil)
    let startImage = CIImage(image: originalImage)

    let filter = CIFilter(name: CIfilterName)
    filter!.setDefaults()

    filter!.setValue(startImage, forKey: kCIInputImageKey)
    let filteredImageData = filter!.valueForKey(kCIOutputImageKey) as! CIImage
    let filteredImageRef = ciContext.createCGImage(filteredImageData, fromRect: filteredImageData.extent)

    let originalOrientation: UIImageOrientation = (imageView.image?.imageOrientation)!
    let originalScale: CGFloat = (imageView.image?.scale)!
    let newPtImage: UIImage = UIImage.imageWithCGImage(filteredImageRef, scale: originalScale, orientation: originalOrientation)
    imageView.image = newPtImage

    imageView.image = UIImage(CGImage: filteredImageRef);

Source: stackoverflow.com

Similar codes

0 vote107 views1 answer
Swift chuck array in peases
Swift
0 vote200 views1 answer
Get height of navigation bar swift
Swift
1 vote57 views1 answer
How to swift pie chart quartzcore framework
Swift
0 vote125 views1 answer
Image copy swift extension
Swift
0 vote119 views1 answer
Uicolor gray
Swift
1 vote120 views1 answer
Swift scroll to tableviewcell
Swift
0 vote130 views1 answer
Swipe to delete xcode
Swift
0 vote121 views1 answer
Swift map array to dictionary
Swift
1 vote108 views1 answer
Swift 5 check if dictionary contains key
Swift
3 votes124 views2 answers
How to get current shown collectionview cell index in swift
Swift