Rolling-Shutter LED Flicker Meter Against IEEE 1789 Safe Zone

Deterministic Rolling-Shutter Row-Time Demodulation + Percent Flicker and Flicker Index + IEEE 1789 Modulation-Frequency Boundary Check engine (.jpg, .png, .dng) built for Philips Hue, IKEA Tradfri, Osram — zero-upload ephemeral Wasm RAM execution.

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