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# UIImageReaderConfiguration

The properties that a reader uses to decode images.

```
@interface UIImageReaderConfiguration : NSObject
```

## Topics

### Configuration properties

[`@property (nonatomic, assign, readwrite) BOOL prefersHighDynamicRange;`](/documentation/UIKit/UIImageReaderConfiguration/prefersHighDynamicRange)

A Boolean value that indicates whether the image reader should decode the image as HDR when the type is capable of decoding in either SDR or HDR.

[`@property (nonatomic, assign, readwrite) CGSize preferredThumbnailSize;`](/documentation/UIKit/UIImageReaderConfiguration/preferredThumbnailSize)

The thumbnail size in pixels that the image reader makes the image.

[`@property (nonatomic, assign, readwrite) BOOL preparesImagesForDisplay;`](/documentation/UIKit/UIImageReaderConfiguration/preparesImagesForDisplay)

A Boolean value that indicates whether the image reader prepares the image for display.

[`@property (nonatomic, assign, readwrite) CGFloat pixelsPerInch;`](/documentation/UIKit/UIImageReaderConfiguration/pixelsPerInch)

The integral scale that the image reader applies to the image.

## Relationships

### Inherits From

[`NSObject-swift.class`](/documentation/ObjectiveC/NSObject-swift.class)

### Conforms To

[`NSCopying`](/documentation/Foundation/NSCopying)

---

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