---
title: kVTCompressionPropertyKey_VideoEncoderPixelBufferAttributes
framework: videotoolbox
role: symbol
role_heading: Global Variable
path: videotoolbox/kvtcompressionpropertykey_videoencoderpixelbufferattributes
---

# kVTCompressionPropertyKey_VideoEncoderPixelBufferAttributes

The video encoder’s pixel buffer attributes for the compression session.

## Declaration

```swift
let kVTCompressionPropertyKey_VideoEncoderPixelBufferAttributes: CFString
```

## Discussion

Discussion You can use these attributes to create a pixel buffer pool for source pixel buffers.

## See Also

### Buffers

- [kVTCompressionPropertyKey_NumberOfPendingFrames](videotoolbox/kvtcompressionpropertykey_numberofpendingframes.md)
- [kVTCompressionPropertyKey_PixelBufferPoolIsShared](videotoolbox/kvtcompressionpropertykey_pixelbufferpoolisshared.md)