2014/10/15 下午 10:05:47

iphone Programming Glossary: cropimage

Cropping image with transparency in iPhone

http://stackoverflow.com/questions/10810798/cropping-image-with-transparency-in-iphone

@ cat@2x.png UIImage frmImg UIImage imageNamed NSString stringWithFormat @ d@2x.png i UIImage cropImg self cropImage orgImg withRect rect2x UIImageView tmpImg UIImageView alloc initWithFrame rect tmpImg setUserInteractionEnabled YES tmpImg.. and cropImg is 106x106 cropped image of original cat@2x.png. my function for cropping is as following UIImage cropImage UIImage originalImage withRect CGRect rect return UIImage imageWithCGImage CGImageCreateWithImageInRect originalImage CGImage..

iPhone - CGImageCreateWithImageInRect rotating some camera roll pictures

http://stackoverflow.com/questions/5076617/iphone-cgimagecreatewithimageinrect-rotating-some-camera-roll-pictures

to work with cropping image. Here you are static inline double radians double degrees return degrees M_PI 180 UIImage cropImage UIImage originalImage toRect CGRect rect CGImageRef imageRef CGImageCreateWithImageInRect originalImage CGImage rect CGBitmapInfo..

Cropping image captured by AVCaptureSession

http://stackoverflow.com/questions/5780580/cropping-image-captured-by-avcapturesession

. Thank you in advance iphone avfoundation share improve this question Hope this meets your requirements UIImage cropImage UIImage image to CGRect cropRect andScaleTo CGSize size UIGraphicsBeginImageContext size CGContextRef context UIGraphicsGetCurrentContext..

how to take a screen shot from a mapview

http://stackoverflow.com/questions/6517268/how-to-take-a-screen-shot-from-a-mapview

Crop the desired region CGImageRef imageRef CGImageCreateWithImageInRect mapImage.CGImage cropRect UIImage cropImage UIImage imageWithCGImage imageRef CGImageRelease imageRef Save the cropped image UIImageWriteToSavedPhotosAlbum cropImage..

UIImagePickerController editing allowed locks UIImage to max size of 320x320

http://stackoverflow.com/questions/724092/uiimagepickercontroller-editing-allowed-locks-uiimage-to-max-size-of-320x320

scaledImageSize croppingRect.size scaledImageSize.width scale scaledImageSize.height scale newImage self cropImage originalImage to croppingRect andScaleTo scaledImageSize else newImage originalImage return newImage I updated the call.. scale origRect.origin.y scale origRect.size.width scale origRect.size.height scale croppedImage self cropImage rotatedImage to origRect andScaleTo CGSizeMake 320 480 imageDescriptor setObject croppedImage forKey @ croppedImage pool.. scale origRect.origin.y scale origRect.size.width scale origRect.size.height scale croppedImage self cropImage rotatedImage to origRect andScaleTo CGSizeMake 320 480 imageDescriptor setObject croppedImage forKey @ croppedImage pool..