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Aug 17, 2026 · Mobile Development

HarmonyOS On-Device AI Super-Resolution: Send Small Images, Get HD Results Offline

This guide details HarmonyOS 7's Core Vision Kit ImageSR API for on-device 4x AI super-resolution, covering API usage, ArkTS demo code, permissions, constraints (2048x2048 input, RGBA_8888 format), common pitfalls (emulator unsupported, model download, resource leaks), and suitable use cases like e-commerce and social images where perceptual quality matters more than pixel-perfect accuracy.