---
title: "supportedScaleFactorsForFrameWidth:frameHeight:"
framework: videotoolbox
role: symbol
role_heading: Type Method
path: "videotoolbox/vtlowlatencysuperresolutionscalerconfiguration/supportedscalefactorsforframewidth:frameheight:"
---

# supportedScaleFactorsForFrameWidth:frameHeight:

Returns an array of supported scale factors values, or an empty list if the processor doesn’t support the dimensions.

## Declaration

```occ
+ (NSArray<NSNumber *> *) supportedScaleFactorsForFrameWidth:(NSInteger) frameWidth frameHeight:(NSInteger) frameHeight;
```