Volcano Engine Developer Services

Jun 22, 2021 · Frontend Development

How to Achieve Near‑Zero First‑Frame Delay in Video Playback

This article explains why first‑frame latency matters for video apps, breaks down the stages that contribute to the delay, and provides practical optimization techniques—including address fetching, connection reuse, codec initialization, preloading, and pre‑rendering—to consistently keep first‑frame times under 100 ms.