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Create two parallel lines using the 4 cyan calibration points and their connecting lines and then hold down and drag the mouse the place the plane.

Shortcuts:

  • Scroll: Switch line direction.

  • S: Frame-by-frame (approximately) backwards.

  • D: Frame-by-frame (approximately) forwards.

Tip: Press the 'Create/Delete canvas' button to get full access to the video's controls again.

Tip: Click on the video to get the four cyan calibration points, if they are not there or after pressing the 'Create/Delete canvas' button.

About

Inspired by the use of VAR in football/soccer, I created a tool to judge offside taking into account the 3D planes captured in the 2D image.

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