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# vImageCVImageFormat_CreateWithCVPixelBuffer(_:)

Creates the description of the image encoding in an existing Core Video pixel buffer.

```
func vImageCVImageFormat_CreateWithCVPixelBuffer(_ buffer: CVPixelBuffer!) -> Unmanaged<vImageCVImageFormat>!
```

## Parameters

`buffer`

The source Core Video pixel buffer.

## Return Value

A [`vImageCVImageFormat`](/documentation/Accelerate/vImageCVImageFormat) instance that describes the specified pixel buffer’s pixel format.

## See Also

[`make(buffer:)`](/documentation/Accelerate/vImageCVImageFormat/make(buffer:))

Creates the description of the image encoding in an existing Core Video pixel buffer.


---

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