Straighten Ring Shaped Image Region¶
Function¶
This Step straightens a ring-shaped region or a sector of a ring-shaped region in the input image and output.
Usage Scenario¶
This Step is used to read characters arranged in a ring.
Input and Output¶
- Input: 
- The specified region in the image input to this port will be straightened. 
- 2D transformation input at this port is used to transform the ROI set in a previous execution to the appropriate position. 
- Output: 
- Image formed by straightening the ring-shaped region or a sector of a ring-shaped region.