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2014/10/15 ¤U¤È 10:04:38
iphone Programming Glossary: blurredhttp://stackoverflow.com/questions/12257429/how-do-i-modify-a-gpuimagegaussianselectiveblurfilter-to-operate-over-a-rectangl on it. One of the effects is a selective blur effect in which only a small part of the image is clear the rest is blurred. The GPUImageGaussianSelectiveBlurFilter chooses the circular part of the image to not be blurred. How can I alter this.. is clear the rest is blurred. The GPUImageGaussianSelectiveBlurFilter chooses the circular part of the image to not be blurred. How can I alter this to make the sharp region be rectangular in shape instead iphone ios instagram gpuimage share improve.. highp float aspectRatio void main lowp vec4 sharpImageColor texture2D inputImageTexture textureCoordinate lowp vec4 blurredImageColor texture2D inputImageTexture2 textureCoordinate2 highp vec2 textureCoordinateToUse vec2 textureCoordinate2.x textureCoordinate2.y..
http://stackoverflow.com/questions/1254657/uitextfield-blurred-text blurred text I am having a problem with a UITextField's text being blurred anti aliased even with a standard font size. The text.. blurred text I am having a problem with a UITextField's text being blurred anti aliased even with a standard font size. The text will appear crisp when the control is the first responder but blurred.. anti aliased even with a standard font size. The text will appear crisp when the control is the first responder but blurred again when it loses focus Does anybody know how to fix this iphone uitextfield share improve this question Use CGRectIntegral..
Boundry detect paper sheet opencv http://stackoverflow.com/questions/13493035/boundry-detect-paper-sheet-opencv detect paper sheet opencv I am new in openCV I already detect edge of paper sheet but my result image is blurred after draw lines on edge How I can draw lines on edges of paper sheet so my image quality remain unaffected. what I am Missing.... std vector std vector cv Point squares cv Mat image NSLog @ lu squares.size blur will enhance edge detection Mat blurred image medianBlur image blurred 9 Mat gray0 image.size CV_8U gray vector vector cv Point contours find squares in every color.. Point squares cv Mat image NSLog @ lu squares.size blur will enhance edge detection Mat blurred image medianBlur image blurred 9 Mat gray0 image.size CV_8U gray vector vector cv Point contours find squares in every color plane of the image for int..
iOS 7 dynamic blur effect like in Control Center http://stackoverflow.com/questions/17704240/ios-7-dynamic-blur-effect-like-in-control-center to make a controller that will be similar to Control Center in iOS7. From WWDC session #226 I've learnt how to get blurred image with different effects UIGraphicsBeginImageContextWithOptions image.size NULL 0 view drawViewHierarchyInRect rect.. applyLightEffect So in other words we just capture some image make screenshot perform blur effect and use this blurred image for our needs. But if you open control center above some dynamic content you'll notice that control center's blurred.. image for our needs. But if you open control center above some dynamic content you'll notice that control center's blurred background is changing as well as content does. Does anybody know how to replicate this behavior The only way I see it is..
How do I create blurred text in an iPhone view? http://stackoverflow.com/questions/227305/how-do-i-create-blurred-text-in-an-iphone-view do I create blurred text in an iPhone view I am building up a view with various text and image elements. I want to display some text in the.. some text in the view with a blurry copy of the text behind it but not just a text shadow. How do I apply Gaussian blurred text onto a UIImage or layer iphone objective c cocoa touch graphics uikit share improve this question Take a look..
http://stackoverflow.com/questions/4117182/mkoverlay-view-is-blurred View is blurred I'm trying to add a png image as a custom map using MKOverlayView. I'm almost there I am able to get the image lined up..
CGContextStrokePath not working when zooming and drawing images http://stackoverflow.com/questions/9281220/cgcontextstrokepath-not-working-when-zooming-and-drawing-images red arrow showing the segment that was already drawn before zooming in as shown in previous image . The image is both blurred and displaced It can also be noticed that a part of the line drawn towards the end is unaffected and the phenomenon occurs..
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