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2014/10/15 ¤U¤È 10:03:32

iphone Programming Glossary: alassetrepresentation

How to convert image path to uiimage using ALAssetsLibrary

http://stackoverflow.com/questions/11721762/how-to-convert-image-path-to-uiimage-using-alassetslibrary

NSError error ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage if iref dispatch_async dispatch_get_main_queue..

Image URL saving

http://stackoverflow.com/questions/12670025/image-url-saving

NSString savedImagePath documentsDir stringByAppendingPathComponent NSString stringWithFormat @ oneSlotImages u.png i ALAssetRepresentation rep info objectAtIndex i defaultRepresentation UIImage image UIImage imageWithCGImage rep fullResolutionImage resize the.. @autoreleasepool blockSelf.assetsGroup enumerateAssetsUsingBlock ^ ALAsset result NSUInteger index BOOL stop ALAssetRepresentation representation result defaultRepresentation NSUInteger assetindex blockSelf.assetsGroup numberOfAssets if result nil ..

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

asset url void findLargeImage NSNumber arrayIndex ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep if myasset defaultRepresentation nil return else rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage..

Unable to load image from asset URL

http://stackoverflow.com/questions/14496910/unable-to-load-image-from-asset-url

header files. Use the below code for loading image ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage if iref UIImage largeimage UIImage imageWithCGImage..

display image from URL retrieved from ALAsset in iPhone

http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone

mediaurl self.node valueForKey kVMMediaURL ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage if iref largeimage UIImage imageWithCGImage iref.. UIImage aimage @end and comme cá ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage if iref UIImage largeimage UIImage imageWithCGImage..

Getting video from ALAsset

http://stackoverflow.com/questions/4545982/getting-video-from-alasset

stringByAppendingPathComponent filename ALAssetsLibraryAssetForURLResultBlock resultblock ^ ALAsset myasset ALAssetRepresentation rep myasset defaultRepresentation NSUInteger size rep size const int bufferSize 8192 NSLog @ Writing to @ tmpfile FILE f..

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

but do want the full photo you will just change the code in the AssetForURLResult block to something like this ALAssetRepresentation rep myasset defaultRepresentation CGImageRef iref rep fullResolutionImage We can leave that exercize for the user. Good..

iOS: Select a GIF from the photo library, convert to NSData for use in multipart/form-data

http://stackoverflow.com/questions/5187251/ios-select-a-gif-from-the-photo-library-convert-to-nsdata-for-use-in-multipart

alloc init library assetForURL info objectForKey UIImagePickerControllerReferenceURL resultBlock ^ ALAsset asset ALAssetRepresentation representation asset defaultRepresentation NSLog @ size of asset in bytes d representation size unsigned char bytes 4 .. gives the recognisable first four bytes of the PNG and JPG headers. EDIT to finish the thought obviously you can use ALAssetRepresentation to read all of the bytes describing the file into a suitably malloc'd C array then use NSData id dataWithBytes length or..

Using ALAssetsLibrary and ALAsset take out Image as NSData

http://stackoverflow.com/questions/8473110/using-alassetslibrary-and-alasset-take-out-image-as-nsdata

self.imagedata objectAtIndex i valueForKey UIImagePickerControllerReferenceURL resultBlock ^ ALAsset asset ALAssetRepresentation rep asset defaultRepresentation Byte buffer Byte malloc rep.size NSUInteger buffered rep getBytes buffer fromOffset 0.0..

Get video NSData from ALAsset url iOS

http://stackoverflow.com/questions/8791049/get-video-nsdata-from-alasset-url-ios

Waiting for your replies iphone ios cocoa touch cocoa alasset share improve this question try this code ALAssetRepresentation rep asset defaultRepresentation Byte buffer Byte malloc rep.size NSUInteger buffered rep getBytes buffer fromOffset 0.0..

Get Exif data from UIImage - UIImagePickerController

http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller

. Then include the needed classes inside your .h file #import AssetsLibrary ALAsset.h #import AssetsLibrary ALAssetRepresentation.h #import ImageIO CGImageSource.h #import ImageIO CGImageProperties.h And put this inside your imagePickerController didFinishPickingMediaWithInfo.. alloc init library assetForURL info objectForKey UIImagePickerControllerReferenceURL resultBlock ^ ALAsset asset ALAssetRepresentation image_representation asset defaultRepresentation create a buffer to hold image data uint8_t buffer Byte malloc image_representation.size..

What is the correct way to import & save Photos from iPhone Album?

http://stackoverflow.com/questions/9973259/what-is-the-correct-way-to-import-save-photos-from-iphone-album

Your example code rewritten then would look like that reading out the orginal images for int j 0 j assetArray count j ALAssetRepresentation representation assetArray objectAtIndex j defaultRepresentation NSString filename documentPath stringByAppendingPathComponent..