When I split a storyboard sheet, I want each exported file to start at the edge of the actual frame. Dividing the full image width by the column count also divides the borders and gaps, which can leave strips of neighboring panels in the output. I calculate the usable area first: usable width =...
Source: [Dev.to](https://dev.to/lee_xiaoyuan_a97212d2f33b/split-a-storyboard-grid-into-clean-frames-with-pillow-3966)