---
title: availablePreviewPhotoPixelFormatTypes
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcapturephotosettings/availablepreviewphotopixelformattypes-30d9
---

# availablePreviewPhotoPixelFormatTypes

An array of available of pixel format types available to specify a preview photo format.

## Declaration

```swift
@nonobjc var availablePreviewPhotoPixelFormatTypes: [OSType] { get }
```

## Discussion

Discussion The array is sorted so that preview formats requiring fewer conversions come first.

## See Also

### Enabling preview and thumbnail delivery

- [previewPhotoFormat](avfoundation/avcapturephotosettings/previewphotoformat.md)
- [embeddedThumbnailPhotoFormat](avfoundation/avcapturephotosettings/embeddedthumbnailphotoformat.md)
- [availableRawEmbeddedThumbnailPhotoCodecTypes](avfoundation/avcapturephotosettings/availablerawembeddedthumbnailphotocodectypes.md)
- [rawEmbeddedThumbnailPhotoFormat](avfoundation/avcapturephotosettings/rawembeddedthumbnailphotoformat.md)
- [availableEmbeddedThumbnailPhotoCodecTypes](avfoundation/avcapturephotosettings/availableembeddedthumbnailphotocodectypes.md)