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  "title" : "photoQualityPrioritization"
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# photoQualityPrioritization

A setting that indicates how to prioritize photo quality against speed of photo delivery.

```
var photoQualityPrioritization: AVCapturePhotoOutput.QualityPrioritization { get set }
```

## Discussion

[`AVCapturePhotoOutput`](/documentation/AVFoundation/AVCapturePhotoOutput) applies a variety of techniques to improve photo quality, depending on the source device’s [`activeFormat`](/documentation/AVFoundation/AVCaptureDevice/activeFormat). Some of these techniques — which include reducing noise, preserving detail in low light, and freezing motion — can take significant processing time before the system returns a photo to your delegate callback. This property allows you to specify your preferred quality versus speed of delivery.

The default value of this property is [`AVCapturePhotoOutput.QualityPrioritization.balanced`](/documentation/AVFoundation/AVCapturePhotoOutput/QualityPrioritization/balanced) and indicates that speed and quality are of equal importance to you.

When you need to prioritize speed at the expense of quality, use [`AVCapturePhotoOutput.QualityPrioritization.speed`](/documentation/AVFoundation/AVCapturePhotoOutput/QualityPrioritization/speed). Use [`AVCapturePhotoOutput.QualityPrioritization.quality`](/documentation/AVFoundation/AVCapturePhotoOutput/QualityPrioritization/quality) to prioritize the best quality at the expense of speed.

---

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