---
title: kIOVideoControlElementMaster
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646202-anonymous/kiovideocontrolelementmaster
---

# kIOVideoControlElementMaster

## Declaration

```occ
kIOVideoControlElementMaster = 0
```

## Discussion

Discussion The element value for controls that apply to the primary element or to the entire scope. Note that other elements are numbered consecutively starting from 1.