Shabad OS Library interface

This visual shows the main areas of the Shabad OS Library window:

  • Controls (Top-Left): Set up your project's workspace.
  • Sidebar (Left): Access the image files for the currently open directory.
  • Viewer (Right): Create/view, edit, and preview the quadrilateral in this area.
Shabad OS library interface

Create a quadrilateral

Choose an image file from the sidebar. Either left or right click the four points of a quadrilateral. Points can be dragged for adjustment.

Shabad OS library onscreen preview

Preview the processed image

Click the "Preview" button at the bottom to see what the dewarping process will output. The preview is a quickly calculated, low-res output of the deskewing process based on the page ratio and quadrilateral coordinates.

Shabad OS library preview the deskewing process

Keyboard shortcuts / hotkeys

By pressing certain keys, you can do things that normally need a mouse, trackpad, or other input device. To use a keyboard shortcut, press the indicated key to perform the action.

  • Right Arrow: Select the next file
  • Left Arrow: Select the previous file
  • P: Open and close the preview

Shabad OS Library basics

Further reading

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