tag

#thumbnails

2 posts

macOSDeep Dive October 3, 2026 7 min read

Image I/O on macOS: Incremental Decoding, Thumbnails, and Metadata

Decode images efficiently with Image I/O by bounding thumbnail memory, handling incremental status, preserving orientation, and separating metadata from pixels.

#macos#imageio#cgimagesource

macOSDeep Dive October 3, 2026 8 min read

Quick Look Thumbnailing on macOS: Requests, Extensions, and Cache Boundaries

Build responsive macOS thumbnails with QuickLookThumbnailing requests, bounded custom providers, content-type declarations, and stale-result handling.

#macos#quick-look#thumbnails