Build a professional PySide6 desktop application that reads Machine Readable Zones (MRZ) from passports and ID cards, extracts the portrait zone, and overlays document boundaries in real time using the Dynamsoft Capture Vision SDK. The SDK’s "ReadPassportAndId" template detects MRZ text, parses structured identity fields, and locates the portrait zone...

Passport Machine Readable Zone (MRZ) detection is sensitive to the orientation of the passport. If the passport is rotated — especially 90 degrees — the MRZ can simply fail to be detected even though it is perfectly readable to a human. The fix is a two-stage correction pipeline built on...