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2014/10/15 ¤U¤È 10:05:31

iphone Programming Glossary: contextinfo

How to save picture to iPhone photo library?

http://stackoverflow.com/questions/178915/how-to-save-picture-to-iphone-photo-library

You can use this function UIImageWriteToSavedPhotosAlbum UIImage image id completionTarget SEL completionSelector void contextInfo You only need completionTarget completionSelector and contextInfo if you want to be notified when the image is done saving.. id completionTarget SEL completionSelector void contextInfo You only need completionTarget completionSelector and contextInfo if you want to be notified when the image is done saving otherwise you can pass in nil. More info here share improve this..

How do I create/render a UIImage from a 3D transformed UIImageView?

http://stackoverflow.com/questions/1949003/how-do-i-create-render-a-uiimage-from-a-3d-transformed-uiimageview

return newImage void imageSavedToPhotosAlbum UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo NSString title @ Save to Photo Album NSString message error error description @ Success UIAlertView alert.. return newImage void imageSavedToPhotosAlbum UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo NSString title @ Save to Photo Album NSString message error error description @ Success UIAlertView alert UIAlertView alloc.. imageView UIImageWriteToSavedPhotosAlbum newImage self @selector imageSavedToPhotosAlbum didFinishSavingWithError contextInfo nil iphone cocoa touch core animation share improve this question I ended up creating a render method pixel per pixel..

iphone - How do I add videos to iPad simulator?

http://stackoverflow.com/questions/2571656/iphone-how-do-i-add-videos-to-ipad-simulator

@ Documents myMovie.m4v UISaveVideoAtPathToSavedPhotosAlbum path self @selector video didFinishSavingWithError contextInfo nil And add this function so you can see if an error happened and why void video NSString videoPath didFinishSavingWithError.. so you can see if an error happened and why void video NSString videoPath didFinishSavingWithError NSError error contextInfo void contextInfo if error nil NSLog @ Error @ error Worked like a charm I now have a video in my 'Saved Photos' on the.. see if an error happened and why void video NSString videoPath didFinishSavingWithError NSError error contextInfo void contextInfo if error nil NSLog @ Error @ error Worked like a charm I now have a video in my 'Saved Photos' on the simulator. share..

iPhone: How do I get the file path of an image saved with UIImageWriteToSavedPhotosAlbum()?

http://stackoverflow.com/questions/4457904/iphone-how-do-i-get-the-file-path-of-an-image-saved-with-uiimagewritetosavedpho

photo library using UIImageWriteToSavedPhotosAlbum viewImage self @selector savedPhotoImage didFinishSavingWithError contextInfo nil And getting the callback using void savedPhotoImage UIImage image didFinishSavingWithError NSError error contextInfo.. nil And getting the callback using void savedPhotoImage UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo NSLog @ @ error localizedDescription NSLog @ info @ contextInfo What I would like to get is the path for.. getting the callback using void savedPhotoImage UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo NSLog @ @ error localizedDescription NSLog @ info @ contextInfo What I would like to get is the path for where the image..

layer.renderInContext doesn't take layer.mask into account?

http://stackoverflow.com/questions/4896296/layer-renderincontext-doesnt-take-layer-mask-into-account

UIGraphicsEndImageContext UIImageWriteToSavedPhotosAlbum saver self @selector image didFinishSavingWithError contextInfo nil EDIT This applies the mask correctly IBAction saveImage UIImage saver nil CGImageRef image imageView.image.CGImage size_t.. context CGImageRelease mergeResult UIImageWriteToSavedPhotosAlbum saver self @selector image didFinishSavingWithError contextInfo nil iphone objective c ios uiimage mask share improve this question The documentation for renderInContext that among..

How to add video to iphone simulator

http://stackoverflow.com/questions/6370945/how-to-add-video-to-iphone-simulator

tempPath atomically NO UISaveVideoAtPathToSavedPhotosAlbum tempPath self @selector video didFinishSavingWithError contextInfo nil void video NSString videoPath didFinishSavingWithError NSError error contextInfo void contextInfo NSLog @ Finished saving.. video didFinishSavingWithError contextInfo nil void video NSString videoPath didFinishSavingWithError NSError error contextInfo void contextInfo NSLog @ Finished saving video with error @ error if you change the url to your moviefile this should work.. contextInfo nil void video NSString videoPath didFinishSavingWithError NSError error contextInfo void contextInfo NSLog @ Finished saving video with error @ error if you change the url to your moviefile this should work really well.....

How to take picture from Camera & saved in Photo Gallery by programmatically?

http://stackoverflow.com/questions/6812634/how-to-take-picture-from-camera-saved-in-photo-gallery-by-programmatically

UIImageWriteToSavedPhotosAlbum photoTaken self @selector image didFinishSavingWithError contextInfo nil picker dismissModalViewControllerAnimated YES picker release void image UIImage image didFinishSavingWithError NSError.. dismissModalViewControllerAnimated YES picker release void image UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo UIAlertView alert NSLog @ Image @ image if error alert UIAlertView alloc initWithTitle @ Error message.. YES picker release void image UIImage image didFinishSavingWithError NSError error contextInfo void contextInfo UIAlertView alert NSLog @ Image @ image if error alert UIAlertView alloc initWithTitle @ Error message error localizedDescription..

How to save recorded video into photo album?

http://stackoverflow.com/questions/9991332/how-to-save-recorded-video-into-photo-album

UIImagePickerControllerEditedImage UIImageWriteToSavedPhotosAlbum image self @selector image finishedSavingWithError contextInfo nil How to save Recoded video into photoAlbum iphone ios xcode share improve this question Check Below code... void..