Skip to main content

Apple Developer Docs

Fonts Symbols

Image I/O / kCGImagePropertyPNGSource

kCGImagePropertyPNGSource

Declaration

let kCGImagePropertyPNGSource: CFString

Open on developer.apple.com

Image I/OGlobal Variable

iOS 12.0+iPadOS 12.0+Mac Catalyst 13.1+macOS 10.14+tvOS 12.0+visionOS 1.0+watchOS 5.0+

Built on 2026-05-07