Mastering WebRTC QoS: NACK, FEC, SVC, and More Explained
This article provides a comprehensive overview of WebRTC's quality‑of‑service mechanisms—including NACK, FEC, SVC, jitter buffering, IDR requests, pacing, bandwidth estimation, probing, dynamic frame‑rate, AV sync, and resolution adaptation—detailing their principles, implementation, and impact on real‑time audio‑video communication.