Kamerakalibrierungsverfahren und -Einrichtung und Elektronische Vorrichtung

Details

Veröffentlichungs-Nr.

EP4040392

Aktenzeichen

EP22154191

Anmeldetag

31. Januar 2022

Veröffentlichung

4. Juni 2025

Erteilung

4. Juni 2025

Rechtsraum

EP

IPC

G06T7/80

Abstract

The present application provides a camera calibration method, apparatus and an electronic device, the method includes: obtaining a calibration board image, where the calibration board image includes a plurality of annular patterns; obtaining an inner edge and an outer edge of each annular pattern in the calibration board image; determining image coordinates of a center point of each annular pattern according to the inner edge and the outer edge of each annular pattern; and determining internal and external parameters of a camera according to the image coordinates and corresponding world coordinates of the center point of each annular pattern. The accuracy of camera calibration is improved.

Anmelder

Firma

Shenzhen Goodix Technology Co., Ltd.

Land

🇨🇳 China

Fachgebiete