---
title: kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumDuration
framework: videotoolbox
role: symbol
role_heading: Global Variable
path: videotoolbox/kvtcompressionpropertykey_recommendedparallelizedsubdivisionminimumduration
---

# kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumDuration

The recommended minimum duration for a given subdivision in a parallel encoding configuration.

## Declaration

```swift
let kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumDuration: CFString
```

## Discussion

Discussion For best results, ensure that the total duration of a parallelized subdivision is greater than or equal to this value. note: This configuration isn’t supported by all video encoders.

## See Also

### Parallelization

- [kVTCompressionPropertyKey_RecommendedParallelizationLimit](videotoolbox/kvtcompressionpropertykey_recommendedparallelizationlimit.md)
- [kVTCompressionPropertyKey_RecommendedParallelizedSubdivisionMinimumFrameCount](videotoolbox/kvtcompressionpropertykey_recommendedparallelizedsubdivisionminimumframecount.md)