---
title: Decompression Filtering
framework: accelerate
role: collectionGroup
role_heading: API Collection
path: accelerate/decompression-filtering
---

# Decompression Filtering

Filter data prior to decompression.

## Topics

### Filtering Data Prior to Decompressing

- [vImagePNGDecompressionFilter(_:_:_:_:_:_:_:)](accelerate/vimagepngdecompressionfilter(_:_:_:_:_:_:_:).md)

### Constants

- [PNG Filter Types](accelerate/1515413-png-filter-types.md)

## See Also

### Related Documentation

- [vImage Programming Guide](apple-archive/documentation/Performance/Conceptual/vImage/Introduction.md)