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2014/10/15 ¤U¤È 10:11:19

iphone Programming Glossary: maskimage

Any idea why this image masking code does not work?

http://stackoverflow.com/questions/1133248/any-idea-why-this-image-masking-code-does-not-work

Then I create an UIImage out of them which contains the results of the masking operation with this code UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth.. which contains the results of the masking operation with this code UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth maskRef CGImageGetHeight maskRef.. of the masking operation with this code UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth maskRef CGImageGetHeight maskRef CGImageGetBitsPerComponent maskRef..

Extracting images from a PDF

http://stackoverflow.com/questions/2475450/extracting-images-from-a-pdf

const char name NULL colorSpaceName NULL renderingIntentName NULL CFDataRef imageDataPtr NULL CGImageRef cgImage maskImage NULL CGImageRef sourceImage NULL CGDataProviderRef dataProvider CGColorRenderingIntent renderingIntent CGFloat decodeValues.. bps spp width int rowBytes rowBits 8 pdf image row lengths are padded to byte alignment if rowBits 8 0 rowBytes maskImage SMaskImageFromImageDictionary dict if format CGPDFDataFormatRaw sourceImage CGImageCreate width height bps bps spp rowBytes.. 0 dataProvider decodeValues interpolation renderingIntent CGDataProviderRelease dataProvider cgImage sourceImage if maskImage NULL cgImage CGImageCreateWithMask sourceImage maskImage CGImageRelease sourceImage CGImageRelease maskImage else cgImage..

UIImage rounded corners

http://stackoverflow.com/questions/262156/uiimage-rounded-corners

CGBitmapContextCreateImage mainViewContentContext CGContextRelease mainViewContentContext CGImageRef maskImage UIImage imageNamed @ Mask.png CGImage CGImageRef resizedImage CGImageCreateWithMask mainViewContentBitmapContext maskImage.. UIImage imageNamed @ Mask.png CGImage CGImageRef resizedImage CGImageCreateWithMask mainViewContentBitmapContext maskImage CGImageRelease mainViewContentBitmapContext convert the finished resized image to a UIImage UIImage theImage UIImage imageWithCGImage..

how to add watermark on a exist image

http://stackoverflow.com/questions/4068035/how-to-add-watermark-on-a-exist-image

this question check CGImageCreateWithMask.Pass the existing image and the watermark image to this function UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth.. the existing image and the watermark image to this function UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth maskRef CGImageGetHeight maskRef.. and the watermark image to this function UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage CGImageRef mask CGImageMaskCreate CGImageGetWidth maskRef CGImageGetHeight maskRef CGImageGetBitsPerComponent..

How to Mask an UIImageView

http://stackoverflow.com/questions/5757386/how-to-mask-an-uiimageview

UIImage OrigImage UIImage imageNamed @ dogs.png UIImage mask UIImage imageNamed @ mask.png UIImage maskedImage self maskImage OrigImage withMask mask myUIIMage.image maskedImage iphone objective c ios uiimage mask share improve this question .. c ios uiimage mask share improve this question The tutorial uses this method with two parameters image and maskImage these you have to set when you call the method. An example call could look like this assuming the method is in the same.. imageNamed @ dogs.png UIImage mask UIImage imageNamed @ mask.png result of the masking method UIImage maskedImage self maskImage image withMask mask ... UIImage maskImage UIImage image withMask UIImage maskImage CGImageRef maskRef maskImage.CGImage..