Tencent Music Tech Team

Dec 9, 2016 · Mobile Development

Using OpenSL ES for Low‑Latency Audio Capture, Transmission, and Playback on Android

The article describes using OpenSL ES API via NDK to achieve low-latency audio capture, UDP transmission, and playback on Android, detailing engine, recorder, and player initialization, buffer‑queue mechanisms, and thread handling to keep latency under 20 ms.