ImageCapture support for focusDistance constraint

Category: Multimedia
Type: New or changed feature
Status: Enabled by default (Chrome 76)
Intent stage: None

Breaking change: No
Enterprise impact: None
Spec maturity: Incubation
Web Platform Tests: No

Summary

The Image Capture API provides a means to set the focusMode to manual which is not useful if you cannot set the focus distance. This change provides an interface for getting focus range values and setting focus distance value.

Standards & signals

Specification: https://w3c.github.io/mediacapture-image/#dom-mediatracksupportedconstraints-focusdistance
Firefox: No signal
Safari: No signal
Web developers: No signals
Tracking bug: https://crbug.com/732807

Ecosystem

Web Platform Tests: https://wpt.fyi/results/?q=imagecapture-support-for-focusdistance-constraint
Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+ImageCapture%20support%20for%20focusDistance%20constraint
MDN Web Docs: https://developer.mozilla.org/en-US/search?q=ImageCapture%20support%20for%20focusDistance%20constraint
Baseline status: https://webstatus.dev/?q=ImageCapture%20support%20for%20focusDistance%20constraint

Docs: https://github.com/w3c/mediacapture-image/pull/175

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