2014/10/15 下午 10:10:10

iphone Programming Glossary: image.imageorientation

matchTemplate opencv not working as shown in opencv document

http://stackoverflow.com/questions/12049358/matchtemplate-opencv-not-working-as-shown-in-opencv-document

imageSize CGSizeMake CGImageGetWidth imgRef CGImageGetHeight imgRef CGFloat boundHeight UIImageOrientation orient image.imageOrientation switch orient case UIImageOrientationUp transform CGAffineTransformIdentity break case UIImageOrientationUpMirrored transform.. imageSize CGSizeMake CGImageGetWidth imgRef CGImageGetHeight imgRef CGFloat boundHeight UIImageOrientation orient image.imageOrientation switch orient case UIImageOrientationUp transform CGAffineTransformIdentity break case UIImageOrientationUpMirrored transform..

OpenCV install in xcode

http://stackoverflow.com/questions/12214273/opencv-install-in-xcode

Force UIImagePickerController to take photo in portrait orientation/dimensions iOS

http://stackoverflow.com/questions/14484816/force-uiimagepickercontroller-to-take-photo-in-portrait-orientation-dimensions-i

Assuming you have an imageView enclosed inside a same sized view... void imagePickerImage UIImage image if image.imageOrientation UIImageOrientationUp self.imageView.bounds CGRectMake 0 0 self.view.bounds.size.height self.view.bounds.size.width self.imageView.transform.. self.view.bounds.size.width self.imageView.transform CGAffineTransformMakeRotation M_PI 2 else if image.imageOrientation UIImageOrientationDown self.imageView.bounds CGRectMake 0 0 self.view.bounds.size.height self.view.bounds.size.width self.imageView.transform..

MFMailComposeViewController image orientation

http://stackoverflow.com/questions/20204495/mfmailcomposeviewcontroller-image-orientation

describes its orientation at the time the image was captured and you can get it like this UIImageOrientation orient image.imageOrientation Note that the orientation property does not describe how the data in the UIImage is physically configured as as 3264w x.. is about to display the image how to rotate it so it will appear correctly. If you capture an image in portrait mode image.imageOrientation will return UIImageOrientationRight. This tells displaying software that it needs to rotate the image 90 degrees so it will.. effect the underlying storage of the UIImage which remains as 3264w x 2448h. If you capture an image in landscape mode image.imageOrientation will return UIImageOrientationUp. UIImageOrientationUp tells displaying software that the image is fine to display as it..

iPhone: AVCaptureSession capture output crashing (AVCaptureVideoDataOutput)

http://stackoverflow.com/questions/3331644/iphone-avcapturesession-capture-output-crashing-avcapturevideodataoutput

Convert Image to B&W problem CGContext - iPhone Dev

http://stackoverflow.com/questions/3340564/convert-image-to-bw-problem-cgcontext-iphone-dev

How to display an image on a MKOverlayView?

http://stackoverflow.com/questions/3891850/how-to-display-an-image-on-a-mkoverlayview

char malloc height width 4 memset imageData 0 height width 4 Define the rect for the image CGRect imageRect if image.imageOrientation UIImageOrientationUp image.imageOrientation UIImageOrientationDown imageRect CGRectMake 0 0 width height else imageRect.. 0 height width 4 Define the rect for the image CGRect imageRect if image.imageOrientation UIImageOrientationUp image.imageOrientation UIImageOrientationDown imageRect CGRectMake 0 0 width height else imageRect CGRectMake 0 0 height width Create the imagecontext.. drawn with CGContectDrawImage CGContextTranslateCTM imageContext 0 height CGContextScaleCTM imageContext 1.0 1.0 if image.imageOrientation UIImageOrientationLeft CGContextRotateCTM imageContext M_PI 2 CGContextTranslateCTM imageContext 0 width else if image.imageOrientation..

How to know if photo in Landscape or Portrait mode?

http://stackoverflow.com/questions/4881512/how-to-know-if-photo-in-landscape-or-portrait-mode

of UIImage instances. It is going to return you one of these constants. Example UIImage image loaded from library if image.imageOrientation UIImageOrientationUp NSLog @ portrait else if image.imageOrientation UIImageOrientationLeft image.imageOrientation UIImageOrientationRight..

UIImagePickerController camera preview is portrait in landscape app

http://stackoverflow.com/questions/538041/uiimagepickercontroller-camera-preview-is-portrait-in-landscape-app

iphone:Image captured from camera rotate -90 degree automatically

http://stackoverflow.com/questions/9324130/iphoneimage-captured-from-camera-rotate-90-degree-automatically