# ImageFeatureExtractor A transformer that takes an image and outputs image features. ``` protocol ImageFeatureExtractor : Transformer where Self.Input == CIImage, Self.Output == MLShapedArray ``` ## Relationships ### Conforming Types [`ImageFeaturePrint`](/documentation/CreateMLComponents/ImageFeaturePrint) [`MLModelImageFeatureExtractor`](/documentation/CreateMLComponents/MLModelImageFeatureExtractor) ### Inherits From [`Transformer`](/documentation/CreateMLComponents/Transformer) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)