Image I/O / kCGImagePropertyASTCBlockSize

kCGImagePropertyASTCBlockSize

Declaration

let kCGImagePropertyASTCBlockSize: CFString

Image I/OGlobal Variable

iOS 10.0+iPadOS 10.0+Mac Catalyst 13.1+macOS 10.12+tvOS 10.0+visionOS 1.0+watchOS 3.0+

Built on 2026-06-12 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit fba13e1 · by @g-cqd · based on Apple Developer Documentation