ELab Team

Jul 21, 2022 · Frontend Development

How to Build a Web Video Cutter with FFmpeg, WASM, and OffscreenCanvas

This article walks through the design and implementation of a web‑based video cutter, covering its overall architecture, the use of ffmpeg compiled to WebAssembly, OffscreenCanvas rendering, and worker threads, while providing code examples and practical tips for achieving smooth preview and export functionality.