uiimage

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Caching images in memory on iOS, what is smaller : a UIImage or NSData object?

I\'m working on an image cache on iOS. Images are downloaded from URL and stored in a NSDictionary as a UIImage (I do开发者_如何学Pythonn\'t want or need \"on disk\" cache).[详细]

2023-04-12 20:36 分类：问答
UIImage from a URL that change by date

my question is simple, i want to load a UIImage from an URL, but this URL change pro开发者_如何学JAVAgrammatically by date.[详细]

2023-04-12 18:40 分类：问答
UIImageView to UIImage

I have UIImageView contains static image, I want to get this image and set it under开发者_开发百科 UIImage variable.[详细]

2023-04-12 08:47 分类：问答
IOS: insert a photo from camera in a UIImageView

In my app I use a cust开发者_JAVA百科om camera and when I snap a photo I want to see it in an UIImageView, it\'s all ok it work, but there is a little problem: when it put the UIImage (from camera) in[详细]

2023-04-12 08:07 分类：问答
XCode 4.2: Where has "Value Transformer Name" gone for Core Data attribute type 'Transformable'?

I\'m creating an NSValueTransformer subclass to convert a UIImage to/from an NSData to allow insertion/retrieval to/from a Core Data SQLite database. Howe开发者_运维问答ver, after selecting Attribute[详细]

2023-04-12 08:00 分类：问答
Create a UIImage with a URL in iOS

To create an UiImage with a image file, I use the code as below: UIImage *aImage = [[UIImage imageNamed:@\"demo.jpg\"]autorelease];[详细]

2023-04-12 02:44 分类：问答
Image storage in iOS devices, the appropriate behavior?

I\'m kinda puzzeled about image storage in iOS devices for an app i\'m making. My requirement is to load an Image onto a tableViewCell, lets say in the default Image space of a UITableViewCell and he[详细]

2023-04-12 00:36 分类：问答
iphone UIImage resize by endpoints

I want resize the shapes draw on context by picking their endpoints. And also rotate it with its endPoints. Can anybody suggest me how can I do this with proper example?[详细]

2023-04-11 23:37 分类：问答
UINavigationController: transition not smooth while pushing large images

I am beginner in iPhone development and have a problem with UINavigationControoler in my app. I have a list of images from main application bundle in UITableView (with thumbnails), and when image is[详细]

2023-04-11 23:07 分类：问答
Add image on top of UIImage

I am trying to add a image banner on top of a UIImage before saving it. I have created this category method to do so. I have checked a开发者_开发技巧nd rechecked that banner.png exists and the gradien[详细]

2023-04-11 19:42 分类：问答