2014/10/15 下午 10:05:06

iphone Programming Glossary: ciimage

How to programmatically change the hue of UIImage?

http://stackoverflow.com/questions/11555071/how-to-programmatically-change-the-hue-of-uiimage

return result Rotated hue To rotate the hue you need Core Image filters. The code below converts the UIImage to a CIImage and then converts the result back to UIImage for display. Depending on where your image comes from you may be able to avoid.. UIImage imageWithImage UIImage source rotatedByHue CGFloat deltaHueRadians Create a Core Image version of the image. CIImage sourceCore CIImage imageWithCGImage source CGImage Apply a CIHueAdjust filter CIFilter hueAdjust CIFilter filterWithName.. UIImage source rotatedByHue CGFloat deltaHueRadians Create a Core Image version of the image. CIImage sourceCore CIImage imageWithCGImage source CGImage Apply a CIHueAdjust filter CIFilter hueAdjust CIFilter filterWithName @ CIHueAdjust hueAdjust..

Having trouble creating UIImage from CIImage in iOS5

http://stackoverflow.com/questions/7788438/having-trouble-creating-uiimage-from-ciimage-in-ios5

trouble creating UIImage from CIImage in iOS5 I'm using the AVFoundation framework. In my sample buffer delegate I have the following code void captureOutput.. fromConnection AVCaptureConnection connection CVPixelBufferRef pb CMSampleBufferGetImageBuffer sampleBuffer CIImage ciImage CIImage imageWithCVPixelBuffer pb self.imageView.image UIImage imageWithCIImage ciImage I am able to use the CIImage.. AVCaptureConnection connection CVPixelBufferRef pb CMSampleBufferGetImageBuffer sampleBuffer CIImage ciImage CIImage imageWithCVPixelBuffer pb self.imageView.image UIImage imageWithCIImage ciImage I am able to use the CIImage to run the..

iOS - Scale and crop CMSampleBufferRef/CVImageBufferRef

http://stackoverflow.com/questions/8493583/ios-scale-and-crop-cmsamplebufferref-cvimagebufferref

c ios avfoundation cmsamplebufferref share improve this question You might consider using CoreImage 5.0 . CIImage ciImage CIImage imageWithCVPixelBuffer CMSampleBufferGetImageBuffer sampleBuffer options NSDictionary dictionaryWithObjectsAndKeys.. cmsamplebufferref share improve this question You might consider using CoreImage 5.0 . CIImage ciImage CIImage imageWithCVPixelBuffer CMSampleBufferGetImageBuffer sampleBuffer options NSDictionary dictionaryWithObjectsAndKeys NSNull.. CMSampleBufferGetImageBuffer sampleBuffer options NSDictionary dictionaryWithObjectsAndKeys NSNull null kCIImageColorSpace nil ciImage ciImage imageByApplyingTransform myScaleTransform imageByCroppingToRect myRect share improve this..