---
title: kIOVideoControlBaseClassIDFeature
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646205-anonymous/kiovideocontrolbaseclassidfeature
---

# kIOVideoControlBaseClassIDFeature

## Declaration

```occ
kIOVideoControlBaseClassIDFeature = 'ftct'
```

## Discussion

Discussion The class ID that identifies the feature control class which is a subclass of the base control class. Feature controls manipulate various features that might be present on a device, such as hue, saturation, zoom, etc.