// HACKER NEWS — CYBERSECURITY

Show HN: See Sounds on Your Webcam

Published: 09/10/2026, 02:43 PM

Keep the camera still. Clap, tap or speak with visible movement. Several unrelated moving objects can confuse this estimate. Camera alignment and mic format must match for directional inputs. B-format is required for ambisonics; raw microphone capsules are not B-format.