---
title: AddControlValueDescriptions
framework: VideoDriverKit
role: symbol
role_heading: Instance Method
platforms: [driverkit 27.0+]
path: videodriverkit/iouservideoselectorcontrol/addcontrolvaluedescriptions
---

# AddControlValueDescriptions

Adds control value descriptions to the selector control.

## Declaration

```occ
kern_return_t AddControlValueDescriptions(const IOUserVideoSelectorValueDescription *in_value_descriptions, size_t in_num_value_descriptions);
```

## Parameters

- `in_value_descriptions`: Pointer to an array of IOUserVideoSelectorValueDescriptions.
- `in_num_value_descriptions`: The number of items in the in_value_descriptions parameter.

## Return Value

Return Value kIOReturnSuccess if the method successfully adds the value descriptions.

## See Also

### Accessing the value

- [SetCurrentSelectedValues](videodriverkit/iouservideoselectorcontrol/setcurrentselectedvalues.md)
- [GetCurrentSelectedValues](videodriverkit/iouservideoselectorcontrol/getcurrentselectedvalues.md)
- [IOUserVideoSelectorValue](videodriverkit/iouservideoselectorvalue.md)
- [GetControlValuesCount](videodriverkit/iouservideoselectorcontrol/getcontrolvaluescount.md)
- [RemoveControlValueDescriptions](videodriverkit/iouservideoselectorcontrol/removecontrolvaluedescriptions.md)
- [GetControlValueDescriptions](videodriverkit/iouservideoselectorcontrol/getcontrolvaluedescriptions.md)
- [IOUserVideoSelectorValueDescription](videodriverkit/iouservideoselectorvaluedescription.md)