The Huajiao Technology channel shares the latest Huajiao app tech on an irregular basis, offering a learning and exchange platform for tech enthusiasts.
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.
This article introduces Prometheus and Grafana as a powerful monitoring stack, explains their architecture, metric collection, storage options, query language, integration with Grafana for dashboards and alerts, and shares practical deployment patterns and high‑availability solutions.
This article explains how to resolve the iPhone X bottom safe‑area blank space that appears when using height: 100% in WKWebView, providing both native iOS adjustments and a temporary front‑end CSS workaround with code examples.
The article explains Huajiao's server‑and‑H5 driven dynamic layout architecture for multi‑user voice rooms, detailing its design principles, benefits, three core concepts, synchronization mechanisms, interaction flow, and how it drastically reduces client development effort while supporting flexible, real‑time UI changes.
This article explains how Java memory leaks can occur despite automatic garbage collection, describes JVM reachability analysis, shows how to monitor and detect leaks using Spring Boot Actuator, Prometheus, and Grafana, and provides step‑by‑step instructions for heap dump analysis and code fixes.
This article provides a detailed technical analysis of FLV.js and HLS.js architectures, explains their common media pipeline, and describes step‑by‑step how to combine them into a single JavaScript player that supports both live FLV streams and HLS replay on a PC web site.
This article presents Huajiao's 3D rendering system for live streaming, covering multi‑layered rendering, avatar outfit and accessory swapping, bone‑based shape editing, HSV‑based color tinting, depth handling, transparent hair rendering, shadow techniques, and physically‑based lighting to achieve high‑quality, interactive virtual avatars on mobile devices.
This article details the design, requirements, architecture, and operational dashboard of Pepperbus, a unified bus system that standardizes asynchronous task handling for PHP, Java, and Go services at Huajiao, highlighting its storage plug‑in model, Redis‑based protocol, and monitoring capabilities.
This article explains how to implement dual‑camera capture on iOS 13+ using AVCaptureMultiCamSession, covering device limits, session configuration, code examples for camera setup, resolution adjustment, audio handling, system‑pressure monitoring, and performance tips for outdoor live streaming.
This article explains the design, core features, implementation details, and real‑world deployment of the Auto_ApiTest tool for automating API testing in a large‑scale search platform, covering data management, configuration, code examples, CI integration, monitoring, and measurable outcomes.
