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# CVImageCleanAperture

An image’s clean aperture is a region of video to display.

```
@frozen struct CVImageCleanAperture
```

## Overview

This represents a rectangle within the image that’s free from transition artifacts caused by the encoding of the signal.

## Topics

### Initializers

[`init(width: Float, height: Float, horizontalOffset: Float, verticalOffset: Float)`](/documentation/CoreVideo/CVImageCleanAperture/init(width:height:horizontalOffset:verticalOffset:))

### Instance Properties

[`var height: Float`](/documentation/CoreVideo/CVImageCleanAperture/height)

Height of the clean aperture.

[`var horizontalOffset: Float`](/documentation/CoreVideo/CVImageCleanAperture/horizontalOffset)

Horizontal offset from the center of the image buffer.

[`var verticalOffset: Float`](/documentation/CoreVideo/CVImageCleanAperture/verticalOffset)

Vertical offset from the center of the image buffer.

[`var width: Float`](/documentation/CoreVideo/CVImageCleanAperture/width)

Width of the clean aperture.

## Relationships

### Conforms To

[`Hashable`](/documentation/Swift/Hashable)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`CVAttachmentValueRepresentable`](/documentation/CoreVideo/CVAttachmentValueRepresentable)

[`Equatable`](/documentation/Swift/Equatable)

[`Copyable`](/documentation/Swift/Copyable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

---

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