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Questions tagged [uiblureffect]

A UIBlurEffect object applies a blurring effect to the content layered behind a UIVisualEffectView. t. This tag should be tagged issues related with blur effects in iOS. It is available in iOS 8.0 and later .

A UIBlurEffect object applies a blurring effect to the content layered behind a UIVisualEffectView. Views added to the contentView of a UIVisualEffectView are not affected by the blur effect.

This a declared in Apple's UIkit framework.

Source : UIBlurEffect class reference

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206 questions
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iOS image blur effect with category

I'm trying to add a blur effect using category. + (UIImage *)blurImageWithImage:(UIImage*) imageName withView:(UIView*)view { UIImage *sourceImage = imageName; CIImage *inputImage = [CIImage imageWithCGImage:sourceImage.CGImage]; // Apply…
ordinaryman09
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How To Speed Up Image Blur?

I have the following code in my viewWillAppear in a modal uiviewcontroller. I am including UIImage+ImageEffects.h to do the blurring of the background image in this example. -(void) viewWillAppear:(BOOL)animated { [super viewWillAppear:NO]; //…
motionpotion
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UIBlurEffectStyleLight with IOS 7 Blur

I have an app that runs on IOS 7 and 8. On 8 I use UIBlurEffect with UIBlurEffectStyleLight which creates a beautiful vibrant blur. On IOS 7 I use IOS Blur library which seems very similar to UIBlurEffectStyleExtraLight in IOS 8. This creates a…
Praneeth Wanigasekera
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Toggle UIBlurEffect in swift iOS8

I want to toggle the blur effect on top of an image I have on my iOS8 app. I know that from the basic idea of this if/else implementation is wrong, but I've got no clue how to do it correctly since I'm new to this. Any recomendation would be gladly…
user2901530
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No known class method for selector notificationCenterVibrancyEffect iOS 8

I'm trying out UIBlurEffect and UIVibrancyEffect for a view. Apple docs here claim a "notificationCenterVibrancyEffect", but even after importing UIKit in my class, it throws No known class method for selector notificationCenterVibrancyEffect. Code…
brandonscript
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Swift - Blur UICollectionView Cell background

So I am trying to blur the background view of the UICollectionView cell. This is what I am trying to accomplish: I tried using this extension: extension UIView { func applyBlurEffect(_ style: UIBlurEffect.Style = .dark) { let blurEffect…
Dragounow
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SwiftUI: using RotationGesture with changeable blur effect

I am trying to combine the RotationGesture with changeable blur effect. So if you turn the ocular right, you get the picture more sharp like in binoculars. Turn left, it will be blurred again. The code below is basically doing it, but not very…
Roman
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Image not getting blur as well as not stretched

I wanted to do something like this I tried using Picaso but not getting any worth solution Here my Code String url ="http://static.tvtropes.org/pmwiki/pub/images/stephen_amell.png"; Picasso.with(getActivity()).load(url) …
Nirav Joshi
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UITextFieldShouldChange being called twice

I want a MKMapView to blur if there is no entry in a text field by using UIVisualEffectsView over top of the map, i also want it to aniamte, Right now the shouldChangeCharactersInRange its getting called twice when someone starts typing and not at…
Eli
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Strange behaviour of tableView's background when swiping back in a ViewController using UIVisualEffectView

I use UIVisualEffectView as my tableview's backgroundView, just for the blur effect, everything is fine except when I begin to swipe the current view back to previous view, the tableview's background immediately become black, not blurred anymore.
qky1412
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Blur image in specific area of UIImageView where touch moved

I want to blur the part of image where I move the finger on image view similar to "Touch Blur" application. Many thanks in advance.
Steve T
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