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# kFxPropertyKey_PixelTransformSupport

A key in the `properties` dictionary in the `FXBaseEffect` Class that corresponds to an `NSNumber` containing one of the `FxImage` values. The default value is [`kFxPixelTransform_ScaleTranslate`](/documentation/professional_video_applications/kFxPixelTransform_ScaleTranslate)

```
var kFxPropertyKey_PixelTransformSupport: String { get }
```

---

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