ImageCache

Xianyu Technology

Oct 27, 2020 · Mobile Development

Optimizing Flutter Image and Texture Caching for Memory Efficiency

By extending Flutter’s ImageCache to also store external texture data and using reference‑counted texture identifiers, the Xianyu app eliminates duplicate bitmap‑to‑texture conversions, dramatically lowers physical memory consumption and GC spikes on image‑heavy pages, though it requires invasive engine‑code modifications and ongoing maintenance.