---
title: IOUserVideoBox
framework: VideoDriverKit
role: symbol
role_heading: Class
platforms: [driverkit 27.0+]
path: videodriverkit/iouservideobox
---

# IOUserVideoBox

A container for other objects.

## Declaration

```occ
class IOUserVideoBox;
```

## Overview

Overview The objects in a video box are typically IOUserVideoDevice and IOUserVideoClockDevice objects. An IOUserVideoBox publishes identifying information about itself and can be enabled or disabled. A box’s contents are only available to the system when the box is enabled.

## Topics

### Creating a video box

- [Create](videodriverkit/iouservideobox/create.md)
- [init](videodriverkit/iouservideobox/init.md)
- [IOUserVideoDriver](videodriverkit/iouservideodriver.md)

### Freeing a video device

- [free](videodriverkit/iouservideobox/free.md)

### Getting information about the class

- [GetClassID](videodriverkit/iouservideobox/getclassid.md)
- [GetBaseClassID](videodriverkit/iouservideobox/getbaseclassid.md)
- [IOUserVideoClassID](videodriverkit/videodriverkit/iouservideoclassid.md)

### Identifying the box

- [GetUID](videodriverkit/iouservideobox/getuid.md)

### Managing box contents

- [AddDevice](videodriverkit/iouservideobox/adddevice.md)
- [RemoveDevice](videodriverkit/iouservideobox/removedevice.md)
- [IOUserVideoDevice](videodriverkit/iouservideodevice.md)
- [AddClockDevice](videodriverkit/iouservideobox/addclockdevice.md)
- [RemoveClockDevice](videodriverkit/iouservideobox/removeclockdevice.md)
- [IOUserVideoClockDevice](videodriverkit/iouservideoclockdevice.md)

### Managing protection state

- [SetIsProtected](videodriverkit/iouservideobox/setisprotected.md)
- [IsProtected](videodriverkit/iouservideobox/isprotected.md)

### Managing acquirability

- [HandleChangeAcquireBox](videodriverkit/iouservideobox/handlechangeacquirebox.md)
- [SetIsAcquired](videodriverkit/iouservideobox/setisacquired.md)
- [IsAcquired](videodriverkit/iouservideobox/isacquired.md)
- [SetIsAcquirable](videodriverkit/iouservideobox/setisacquirable.md)
- [IsAcquirable](videodriverkit/iouservideobox/isacquirable.md)
- [SetAcquisitionFailure](videodriverkit/iouservideobox/setacquisitionfailure.md)
- [GetAcquisitionFailure](videodriverkit/iouservideobox/getacquisitionfailure.md)

### Determining media support

- [SetHasAudio](videodriverkit/iouservideobox/sethasaudio.md)
- [HasAudio](videodriverkit/iouservideobox/hasaudio.md)
- [SetHasVideo](videodriverkit/iouservideobox/sethasvideo.md)
- [HasVideo](videodriverkit/iouservideobox/hasvideo.md)
- [SetHasMIDI](videodriverkit/iouservideobox/sethasmidi.md)
- [HasMIDI](videodriverkit/iouservideobox/hasmidi.md)

### Working with transport types

- [GetTransportType](videodriverkit/iouservideobox/gettransporttype.md)
- [SetTransportType](videodriverkit/iouservideobox/settransporttype.md)
- [IOUserVideoTransportType](videodriverkit/videodriverkit/iouservideotransporttype.md)

## Relationships

### Inherits From

- [IOUserVideoObject](videodriverkit/iouservideoobject.md)