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spec 1 linked patterns checked

WICG: Accelerated Shape Detection in Images

Defines accelerated shape detection APIs including barcode detection, image sources, detected barcode values, bounding boxes, corner points, supported formats, and error behavior.

Read with a purpose

What this source can teach

Use this source to check a technical or accessibility requirement against its exact wording and scope.

  1. Start with the original. Open the source and find the guidance or example relevant to your task.
  2. Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
  3. Check the setting. Compare the source's platform, people, and constraints with your own decision.

Pattern Decisions This Source Supports

Pattern Supported decision Required contract Claim note
QR scan Choose QR scan when decoding a code and acting on the decoded payload is the central task. Scanning starts only after users choose a QR-dependent task and can see purpose, fallback, and privacy impact. Supports detected barcode raw values, bounding boxes, corner points, supported formats, and decode errors.

Evidence Role

This source is treated as spec evidence. Its value comes from the specific claims and setting described above.

Publisher: Web Incubator Community Group. Last checked: .

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