---
title: CGPDFContentStreamRef
framework: coregraphics
role: symbol
role_heading: Type Alias
path: coregraphics/cgpdfcontentstreamref
---

# CGPDFContentStreamRef

An opaque type that provides access to the data that describes the appearance of a PDF page.

## Declaration

```swift
typealias CGPDFContentStreamRef = OpaquePointer
```