Halcon disc one-dimensional code recognition Surface one-dimensional code recognition recognizes the barcode on the disc (polar coordinate transformation, converts the one-dimensional code on the curved surface into a rectangular one-dimensional barcode)

1 Description of the problem

Identify the barcode on the disc as shown in the figure

图片路径
C:\Users\hp\AppData\Roaming\MVTec\HALCON-22.11-Steady\examples\images

2 key code demonstration

2.1 Segmentation of the ring containing the barcode on the CD

* Segment the ring on the CD that contains the bar code.分割CD上包含条形码的环。