---
title: kVTCompressionPreset_VideoConferencing
framework: videotoolbox
role: symbol
role_heading: Global Variable
path: videotoolbox/kvtcompressionpreset_videoconferencing
---

# kVTCompressionPreset_VideoConferencing

## Declaration

```swift
let kVTCompressionPreset_VideoConferencing: CFString
```

## Discussion

Discussion A preset to achieve low-latency encoding for real-time communication applications. This preset requires setting kVTVideoEncoderSpecification_EnableLowLatencyRateControl to kCFBooleanTrue for encoding in the low-latency mode. See also kVTCompressionPreset_HighQuality, kVTCompressionPreset_Balanced, kVTCompressionPreset_HighSpeed, kVTCompressionPreset_ConsistentQuality.

## See Also

### Compression Presets

- [kVTCompressionPreset_Balanced](videotoolbox/kvtcompressionpreset_balanced.md)
- [kVTCompressionPreset_HighQuality](videotoolbox/kvtcompressionpreset_highquality.md)
- [kVTCompressionPreset_HighSpeed](videotoolbox/kvtcompressionpreset_highspeed.md)
- [kVTCompressionPropertyKey_SupportedPresetDictionaries](videotoolbox/kvtcompressionpropertykey_supportedpresetdictionaries.md)