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2014/10/15 ¤U¤È 10:05:06
iphone Programming Glossary: cicontextHow to programmatically change the hue of UIImage? http://stackoverflow.com/questions/11555071/how-to-programmatically-change-the-hue-of-uiimage outputImage Convert the filter output back into a UIImage. This section from http stackoverflow.com a 7797578 1318452 CIContext context CIContext contextWithOptions nil CGImageRef resultRef context createCGImage resultCore fromRect resultCore extent.. the filter output back into a UIImage. This section from http stackoverflow.com a 7797578 1318452 CIContext context CIContext contextWithOptions nil CGImageRef resultRef context createCGImage resultCore fromRect resultCore extent UIImage result UIImage..
Having trouble creating UIImage from CIImage in iOS5 http://stackoverflow.com/questions/7788438/having-trouble-creating-uiimage-from-ciimage-in-ios5 the code to this it now works correctly CIImage image CIImage alloc initWithImage UIImage imageNamed @ mushroom.jpg CIContext context CIContext contextWithOptions nil theImageView.image UIImage imageWithCGImage context createCGImage image fromRect.. it now works correctly CIImage image CIImage alloc initWithImage UIImage imageNamed @ mushroom.jpg CIContext context CIContext contextWithOptions nil theImageView.image UIImage imageWithCGImage context createCGImage image fromRect image.extent To.. nil theImageView.image UIImage imageWithCGImage context createCGImage image fromRect image.extent To read more about CIContext take a look here http developer.apple.com library ios #DOCUMENTATION GraphicsImaging Reference QuartzCoreFramework Classes..
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