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Core Video / CVImageChromaField / CVImageChromaField.ChromaSubsampling / CVImageChromaField.ChromaSubsampling.4:1:1

CVImageChromaField.ChromaSubsampling.4:1:1

The original chroma-subsampled data used 4:1:1 formatting.

Declaration

case `4:1:1`

Open on developer.apple.com

Core VideoCase

iOS 27.0+iPadOS 27.0+Mac Catalyst 27.0+macOS 27.0+tvOS 27.0+visionOS 27.0+watchOS 27.0+

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