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Bilibili Tech
Bilibili Tech
Jul 9, 2024 · Operations

Standardizing VOD CDN Backsource Architecture: Issues, Strategies, and Optimizations

The article outlines how a VOD provider standardized its multi‑vendor CDN back‑source architecture by classifying videos as hot or cold, prioritizing fragment‑level pulls, throttling full‑file transfers, implementing real‑time monitoring, decoupling storage buckets, and adding OSIG authentication to reduce latency, bandwidth pressure, and security risks.

BacksourceCDNSecurity
0 likes · 7 min read
Standardizing VOD CDN Backsource Architecture: Issues, Strategies, and Optimizations
Volcano Engine Developer Services
Volcano Engine Developer Services
Jul 7, 2021 · Operations

Achieving Near‑Zero First‑Frame Delay in Video On‑Demand

This article explains the end‑to‑end video‑on‑demand architecture, defines first‑frame latency, presents QoS/QoE metrics, and details practical optimizations—including pre‑rendering, node selection, decoder initialization and reuse, and player‑logic tweaks—that reduce first‑frame time to under 100 ms for a seamless user experience.

QoEVODVideo Streaming
0 likes · 19 min read
Achieving Near‑Zero First‑Frame Delay in Video On‑Demand
Tencent Cloud Developer
Tencent Cloud Developer
Jan 10, 2020 · Cloud Computing

Tencent Classroom Cloud VOD HLS Playback Architecture and Optimization

The article outlines Tencent Classroom’s cloud VOD solution, detailing HLS streaming fundamentals, a Mongoose‑based local HTTP proxy with LFU caching and pre‑loading, performance optimizations for latency, buffering, security, and playback reliability, and common transcoding pitfalls with practical fixes, highlighting cloud migration benefits.

StreamingTencent CloudVOD
0 likes · 13 min read
Tencent Classroom Cloud VOD HLS Playback Architecture and Optimization