Tencent IMWeb Frontend Team

Jul 6, 2017 · Frontend Development

How Adam7 Interlacing Makes PNG Images Load Faster and Sharper

This article explains the Adam7 interlacing algorithm used in PNG files, detailing its advantages, how to generate interlaced PNGs in Photoshop, the underlying principle of splitting images into sub‑images, buffer slicing, pixel reassembly, and provides reference resources.