Blog
Written from the code and the sweat — not the content mill.
How CamPlay Tracks Your Body Without Uploading a Single Video Frame
A technical walkthrough of CamPlay’s on-device pose pipeline: MediaPipe pose landmarks in WebAssembly, what runs where, and how to verify no video leaves your browser.
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How CamPlay Detects Jumps, Ducks and Jogging From Pose Landmarks
The signal engineering behind CamPlay’s motion controls: shoulder-width normalization, adaptive references, and why jogging is detected from your arms, not your legs.
Estimating Calories From a Webcam: How CamPlay’s Tracker Works
From pose signals to kilocalories: the MET integration loop, the anti-cheat rules, and the accuracy trade-offs of estimating energy burn from camera movement alone.
Building Motion-Controlled Games for the Browser: CamPlay’s Architecture
How five webcam games share one pose engine: the input/game boundary, budgeting a 3D renderer against ML inference, and multiplayer that syncs a race with a random seed.
Webcam Games vs Fitness Trackers for Home Cardio: an Honest Comparison
A camera sees your whole body but not your heart rate; a wrist tracker is the opposite. Where each one actually helps a home cardio habit — from the team building the camera side.
Do Active Video Games Count as Real Exercise?
What exercise science says about exergaming intensity, when a game session genuinely counts toward activity guidelines, and how to tell — measured against CamPlay’s own games.