CIDetectorTypeQRCode fails to scan images with transparent background
Originator: | xhruso00 | ||
Number: | rdar://47548370 | Date Originated: | January 25 2019 |
Status: | Open | Resolved: | |
Product: | macOS + SDK | Product Version: | 10.14.2 |
Classification: | Other bug | Reproducible: | Always |
Area: Graphics & Imaging Summary: Valid QR code image with transparent background can't be detected Steps to Reproduce: 1. Open attached image from file or visit (https://en.wikipedia.org/wiki/QR_code#/media/File:QR_code_for_mobile_English_Wikipedia.svg) 2. Convert it to CIImage 3. Create CIDetector 4. Call featuresInImage for image Expected Results: A valid scan result should appear Actual Results: No result can be detected Version/Build: from 10.12 to a macOS 10.14.2 (18C54)
Comments
Please note: Reports posted here will not necessarily be seen by Apple. All problems should be submitted at bugreport.apple.com before they are posted here. Please only post information for Radars that you have filed yourself, and please do not include Apple confidential information in your posts. Thank you!