System information (version)

• OpenCV =>4.5.5
• Operating System / Platform =>Mac/Windows
• Compiler => Python

Detailed description

Some QR files in PNG format are recognized by smartphones and algo with ZXING library, but OpenCV fails

Steps to reproduce

With attached Splitted_000.png works fine
With attached Splitted_002.png and Splitted_006.png detection fails (recognized as not rectangular QR matrix)

Issue submission checklist

• [X ] I report the issue, it's not a question
• [X ] I checked the problem with documentation, FAQ, open issues,
  forum.opencv.org, Stack Overflow, etc and have not found solution
• [X ] I updated to latest OpenCV version and the issue is still there
• [X ] There is reproducer code and related data files: videos, images, onnx, etc