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2014/10/15 ¤U¤È 10:03:32
iphone Programming Glossary: alassetslibraryaccessfailureblockHow to convert image path to uiimage using ALAssetsLibrary http://stackoverflow.com/questions/11721762/how-to-convert-image-path-to-uiimage-using-alassetslibrary this question Use the below code typedef void ^ALAssetsLibraryAssetForURLResultBlock ALAsset asset typedef void ^ALAssetsLibraryAccessFailureBlock NSError error ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation.. addObject myImage binding ur UI elements in main queue for fast execution self.imageView.image myImage ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror failed to get image. ALAssetsLibrary assetslibrary ALAssetsLibrary alloc init autorelease..
ALAsset Photo Library Image Performance Improvements When Its Loading Slow http://stackoverflow.com/questions/13508535/alasset-photo-library-image-performance-improvements-when-its-loading-slow arrayIndex intValue 320 0 320 320 itemToAdd.image UIImage imageWithCGImage iref self.scrollView addSubview itemToAdd ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ Cant get image @ myerror localizedDescription NSURL asseturl NSURL URLWithString.. intValue 320 0 320 320 itemToAdd.image UIImage imageWithCGImage iref self.scrollView addSubview itemToAdd end block ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ Cant get image @ myerror localizedDescription NSURL asseturl NSURL URLWithString..
Unable to load image from asset URL http://stackoverflow.com/questions/14496910/unable-to-load-image-from-asset-url iref rep fullResolutionImage if iref UIImage largeimage UIImage imageWithCGImage iref yourImageView.image largeImage ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ Can't get image @ myerror localizedDescription NSURL asseturl NSURL URLWithString..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone throw this in a header or your source typedef void ^ALAssetsLibraryAssetForURLResultBlock ALAsset asset typedef void ^ALAssetsLibraryAccessFailureBlock NSError error which isnt strictly needed but keeps things pretty. and then in your source. void findLargeImage NSString.. CGImageRef iref rep fullResolutionImage if iref largeimage UIImage imageWithCGImage iref largeimage retain ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ booya cant get image @ myerror localizedDescription if mediaurl mediaurl length..
http://stackoverflow.com/questions/4545982/getting-video-from-alasset offset length bufferSize error err written fwrite buffer sizeof char read f offset read while read 0 fclose f ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ Can not get asset @ myerror localizedDescription if url ALAssetsLibrary assetslibrary..
How do I get a thumbnail or saveable path from UIImagePickerController to use for a UIImageView? http://stackoverflow.com/questions/4663019/how-do-i-get-a-thumbnail-or-saveable-path-from-uiimagepickercontroller-to-use-fo iref myasset thumbnail if iref UIImage theThumbnail UIImage imageWithCGImage iref self photo setImage theThumbnail ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ booya cant get image @ myerror localizedDescription if imageURL ALAssetsLibrary..
iPhone Get UIImagePickerController Lat/Lng http://stackoverflow.com/questions/6177606/iphone-get-uiimagepickercontroller-lat-lng easiest way is to send the location to another method self handleImageLocation location This block will handle errors ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ Can not get asset @ myerror localizedDescription Do something to handle the error..
How to get the latest photo in iPhone Library? http://stackoverflow.com/questions/9290929/how-to-get-the-latest-photo-in-iphone-library ALAssetsFilter allPhotos group enumerateAssetsUsingBlock assetEnumerator else self.image self getLastImage ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ error occour @ myerror localizedDescription assets NSMutableArray alloc init ALAssetsLibrary.. ALAssetsFilter allPhotos group enumerateAssetsWithOptions NSEnumerationReverse usingBlock assetEnumerator ALAssetsLibraryAccessFailureBlock failureblock ^ NSError myerror NSLog @ error occour @ myerror localizedDescription assets NSMutableArray alloc init ALAssetsLibrary..
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