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Rare Earth Juejin Tech Community

Jan 16, 2023 · Operations

Low‑Latency Video Streaming Optimizations for Douyin During the World Cup

This article details the end‑to‑end low‑latency video streaming architecture, measurement methods, and optimization techniques—including FLV‑2s, RTM, MiniSDP, buffer‑driven speed‑up, and CDN strategies—that Douyin's Volcano Engine video cloud employed to achieve sub‑2‑second latency and high QoE for World Cup live broadcasts.

Cloud VideoLow LatencyOptimization

0 likes · 21 min read

Low‑Latency Video Streaming Optimizations for Douyin During the World Cup

Tencent Cloud Developer

Sep 10, 2020 · Frontend Development

Live Streaming Latency Measurement: FLV and WebRTC Solutions

To accurately benchmark and reduce end-to-end latency on large live-streaming platforms, this article details practical measurement frameworks for both HTTP-FLV—using custom SEI timestamps and cloud-synced clocks—and WebRTC—leveraging RTCPeerConnection stats to dissect uplink, server, jitter, decoding, and render delays.

Front-endPerformanceWebRTC

0 likes · 7 min read

Live Streaming Latency Measurement: FLV and WebRTC Solutions

Huajiao Technology

Jan 14, 2020 · Frontend Development

HJPlayer: A JavaScript Player for FLV and HLS Streams in the Browser

HJPlayer is a lightweight JavaScript library that enables browsers to play H264/AAC encoded FLV live and VOD streams as well as HLS streams by demuxing them into fragmented MP4 and feeding them through the Media Source Extensions API, offering both ES6 module and script tag integration.

FrontendHLSJavaScript

0 likes · 4 min read

HJPlayer: A JavaScript Player for FLV and HLS Streams in the Browser

360 Tech Engineering

Sep 5, 2019 · Frontend Development

Implementing Multi‑Audio Stream Playback on Web with WebRTC, HTTP‑FLV/HLS and Web Audio API

This article details how to replace WebRTC‑based multi‑audio streaming with HTTP‑FLV or HLS on the web, covering iOS Safari limitations, demuxing FLV, building ADTS headers, decoding with the Web Audio API, channel merging, and real‑time audio visualization using AnalyserNode.

Audio VisualizationHLSHTTP-FLV

0 likes · 11 min read

Implementing Multi‑Audio Stream Playback on Web with WebRTC, HTTP‑FLV/HLS and Web Audio API

360 Quality & Efficiency

Mar 22, 2019 · Cloud Computing

Applying CDN Technology to Live Streaming: Benefits, Workflow, and Protocols

This article explains why live streaming platforms rely on Content Delivery Networks, describes the CDN architecture and workflow, and compares the main streaming protocols—RTMP, HLS, and FLV—highlighting their characteristics and impact on latency and stability.

CDNContent Delivery NetworkHLS

0 likes · 6 min read

Applying CDN Technology to Live Streaming: Benefits, Workflow, and Protocols