Working canvas-crop demo
Four views. One decoded frame.
Switch angles with the live thumbnails or arrow keys. Press space to pause. Toggle the real stream to reveal the 2×2 composite underneath.
WIDE
Tap the lower surface to seek
01
One request
The browser loads a single MP4 containing every synchronized camera.
02
One decoder
Every view exists inside the same decoded video frame.
03
Instant crop
A canvas source rectangle selects the angle. Nothing else downloads.