Tap for settings
1.2.3
Achieved FPS --
Buffered Frames 0
Time Band 0 px
Slit Direction

This switches the effect from vertical slits to horizontal slits. Vertical uses left and right halves. Horizontal uses top and bottom halves.

Source
80 frames ~1.3s delay

More frames create a longer time span. The maximum buffer depends on slit width so the full time band still fits on screen.

60 fps target capture rate
1 px slit width band density

The centered time band is built from buffered slits. Vertical mode runs oldest-to-newest from left to right. Horizontal mode runs oldest-to-newest from top to bottom.