JuniperPhoton’s Substack | Substack

Color Management

Color Management across Apple Frameworks. Part 4: Color Management in Core Graphics & Core Image

This article is the fourth part of this series.

Apr 12, 2025 • JuniperPhoton

Color Management across Apple Frameworks. Part 3: Color Space in Image-Specific APIs

This article is the third part of this series.

Apr 7, 2025 • JuniperPhoton

Color Management across Apple Frameworks. Part 2: Color Space in Color-Specific APIs

This article is the 2rd part of this series.

Mar 16, 2025 • JuniperPhoton

Color Management across Apple Frameworks. Part 1: Understand Colors

This series of articles delve into the concept of Color Management across Apple’s frameworks, particularly on Core Video, Core Image, and Metal.

Feb 24, 2025 • JuniperPhoton

Graphics

Supporting JPEG-XL compression in Apple ProRAW Capture

Pinpoint some trouble you may encounter when supporting JPEG-XL

Jan 25 • JuniperPhoton

Inspect & optimize Image Decoding timing in iOS

Displaying images in iOS is both easy and challenging.

Aug 17, 2025 • JuniperPhoton

SwiftUI + Core Animation: Demystify all sorts of Groups

Understand DrawingGroup, CompositingGroup and GeometryGroup in the Core Animation way

Jul 21, 2025 • JuniperPhoton

Creating Core Image Metal Shader Library in a Swift Package Plugin

I wrote an article pinpointing some pitfalls and solutions when building Metal Shaders for Core Image Kernels, which replies on setting Build Settings…

May 28, 2025 • JuniperPhoton

SwiftUI

Adopting Liquid Glass: Experiences and Pitfalls

Updated for iOS 26.1 / iPadOS 26.1

Oct 3, 2025 • JuniperPhoton

Adopting the New Window Controls in iPadOS 26

iPadOS has been evolving, and this year Apple is pushing the windowing experience even further in iPadOS 26 with the new Window Controls and a…

Sep 28, 2025 • JuniperPhoton

Observation framework: Beyond the documentation about observing property changes

Starting with iOS 17, Apple introduced the Observation framework to make updating SwiftUI views more efficient.

Jul 27, 2025 • JuniperPhoton

SwiftUI + Core Animation: Demystify all sorts of Groups

Understand DrawingGroup, CompositingGroup and GeometryGroup in the Core Animation way

Jul 21, 2025 • JuniperPhoton

Recent posts

Adopting the New Window Controls in iPadOS 26

iPadOS has been evolving, and this year Apple is pushing the windowing experience even further in iPadOS 26 with the new Window Controls and a…

Sep 28, 2025 • JuniperPhoton

Inspect & optimize Image Decoding timing in iOS

Displaying images in iOS is both easy and challenging.

Aug 17, 2025 • JuniperPhoton

Observation framework: Beyond the documentation about observing property changes

Starting with iOS 17, Apple introduced the Observation framework to make updating SwiftUI views more efficient.

Jul 27, 2025 • JuniperPhoton

SwiftUI + Core Animation: Demystify all sorts of Groups

Understand DrawingGroup, CompositingGroup and GeometryGroup in the Core Animation way

Jul 21, 2025 • JuniperPhoton

Rethinking ViewModel in SwiftUI

The question of whether the ViewModel concept should exist has become increasingly prevalent recently.

Jul 19, 2025 • JuniperPhoton

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Top posts

Adopting Liquid Glass: Experiences and Pitfalls

Oct 3, 2025 • JuniperPhoton

Inspect & optimize Image Decoding timing in iOS

Aug 17, 2025 • JuniperPhoton

Pro to SwiftUI: .sheet() pitfalls & workaround

Aug 13, 2023 • JuniperPhoton

SwiftUI + Core Animation: Demystify all sorts of Groups

Jul 21, 2025 • JuniperPhoton

Adopting the New Window Controls in iPadOS 26

Sep 28, 2025 • JuniperPhoton

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