importantSYS.SOURCE: Nigel Tao Blog• 2026-07-08T12:07:59Z

Introducing Handsum: A Fixed-Size LQIP Image Format Using DCT

#lqip #image format #web optimization #dct #web development

Handsum is a new Low Quality Image Placeholder (LQIP) format using Discrete Cosine Transform (DCT) with fixed file sizes (48-147 bytes) for predictable storage and performance. It offers comparable visual quality to WebP and ETC2 while enabling fixed-size database columns and deterministic encoding budgets.

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