---
title: kVTCompressionPreset_ConsistentQuality
framework: Video Toolbox
role: symbol
role_heading: Global Variable
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: videotoolbox/kvtcompressionpreset_consistentquality
---

# kVTCompressionPreset_ConsistentQuality

## Declaration

```swift
let kVTCompressionPreset_ConsistentQuality: CFString
```

## Discussion

Discussion A preset to achieve consistent quality encoding across frames. An encoder configured using this preset is expected to achieve consistent quality across frames with relaxed rate-control constraints. See also kVTCompressionPreset_HighQuality, kVTCompressionPreset_Balanced, kVTCompressionPreset_HighSpeed, kVTCompressionPreset_VideoConferencing.