---
title: "thumbnail(withMaximumSize:)"
framework: quartz
role: symbol
role_heading: Instance Method
path: "quartz/ikimageeditpaneldatasource/thumbnail(withmaximumsize:)"
---

# thumbnail(withMaximumSize:)

Returns a thumbnail image whose size is no larger than the specified size.

## Declaration

```swift
optional func thumbnail(withMaximumSize size: NSSize) -> Unmanaged<CGImage>!
```

## Return Value

Return Value An image.

## See Also

### Getting Images From the Data Source

- [image](quartz/ikimageeditpaneldatasource/image.md)