OPPO Kernel Craftsman

Jan 28, 2022 · Mobile Development

Overview of Android Camera2 Image Capture and Face Recognition Pipeline

The article outlines Android’s Camera2‑based 2D face‑recognition image‑capture pipeline, detailing the Camera HAL and v2 API architecture, YUV_420_888 data handling, ImageReader capture and preview workflow, surface handle transmission to the Face framework, and provides reference resources for developers.