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PinPortrait

A free computer vision demo — play it in your browser, no install. PinPortrait: An immersive 3D webcam pixelation experiment. Transform your live video feed into an interactive, three-dimensional pixel art portrait. Explore the intersection of computer vision and creative coding.

by @QC20 · QC20/PinPortrait on GitHubLANG JavaScript★ 7HOSTED ON QC20.GITHUB.IOUPDATED 26 Aug 2026

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Controls: Pin size: video pixels per pin. Smaller = denser, more detailed, heavier

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Open the live demo Source on GitHub

From the README

PinPortrait turns your webcam into a live 3D pixel portrait: every block of pixels becomes a pin that rises out of a dark plane according to how bright it is. Orbit around it, restyle it, and save a still.

Everything runs locally in the browser — no frames ever leave your device.

offscreen canvas sized to exactly one pixel per pin. The browser's own image filter does the averaging.

active palette sets the colour, written straight into the instance buffers.

material. Only the z-scale and colour of each instance change per frame — the base transforms are written once.

Read the full README on GitHub →

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