# init(cgLayer:options:) Initializes an image object from the contents supplied by a CGLayer object, using the specified options. ``` init(cgLayer layer: CGLayer, options: [CIImageOption : Any]? = nil) ``` ## Parameters `layer` A CGLayer object. For more information see [Quartz 2D Programming Guide](https://developer.apple.com/library/archive/documentation/GraphicsImaging/Conceptual/drawingwithquartz2d/Introduction/Introduction.html#//apple_ref/doc/uid/TP30001066) and . `options` A dictionary specifying image options. (See `Image Dictionary Keys`.) ## Return Value The initialized image object. ## See Also [`+ (CIImage *) imageWithCGLayer:(CGLayerRef) layer options:(NSDictionary *) options;`](/documentation/CoreImage/CIImage/imageWithCGLayer:options:) Creates and returns an image object from the contents supplied by a `CGLayer` object, using the specified options. --- 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)