DeWu Technology

Jan 22, 2025 · Operations

How We Cut Video Detection Memory Usage by 78% with WebAssembly and WorkerFS

This article details the challenges of video corruption detection on a creator platform, analyzes existing server‑side and client‑side approaches, and presents a WebAssembly‑based solution using ffmpeg, WorkerFS, and memory‑growth tuning that reduces memory consumption by up to 78% while speeding up large‑file processing.