2014/10/15 下午 10:10:42

iphone Programming Glossary: jpegstillimagensdatarepresentation

http://stackoverflow.com/questions/3662930/iphone-avfoundation-camera-orientation

NSString stringWithFormat @ d screenOrientation 0 NSData imageData AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageDataSampleBuffer UIImage image UIImage alloc initWithData imageData self processImage image processImage uses the.. imageDataSampleBuffer NSError error if imageDataSampleBuffer NULL NSData imageData AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageDataSampleBuffer UIImage image UIImage alloc initWithData imageData ALAssetsLibrary library ALAssetsLibrary..

How to access photo EXIF in pictures taken from camera in iOS 4.0+?

http://stackoverflow.com/questions/3673062/how-to-access-photo-exif-in-pictures-taken-from-camera-in-ios-4-0

4.0 4.1 APIs I use _captureStillImageAsynchronouslyFromConnection_ to take the picture and AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageDataSampleBuffer to get the jpg data but how do I extract the EXIF The doco makes references to imageDataSampleBuffer..

Problem setting exif data for an image

http://stackoverflow.com/questions/5125323/problem-setting-exif-data-for-an-image

from the above blog. I am using this to write exif data to a captured image. NSData jpeg AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageDataSampleBuffer CGImageSourceRef source source CGImageSourceCreateWithData CFDataRef jpeg NULL get all the metadata..

Capturing Images from AVCaptureSession

http://stackoverflow.com/questions/8264749/capturing-images-from-avcapturesession

NSLog @ attachements @ exifAttachments else NSLog @ no attachments NSData imageData AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageSampleBuffer UIImage image UIImage alloc initWithData imageData self.vImage.image image For more reference you can..

How to write exif metadata to an image (not the camera roll, just a UIImage or JPEG)

http://stackoverflow.com/questions/9006759/how-to-write-exif-metadata-to-an-image-not-the-camera-roll-just-a-uiimage-or-j

mutable kCGImagePropertyExifDictionary __bridge void EXIFDictionary NSData jpeg AVCaptureStillImageOutput jpegStillImageNSDataRepresentation imageSampleBuffer After this code you will have your image in the jpeg nsdata and the correspoding dictionary for that image..