Fast Image & Video Fidelity Metrics in C & Zig
Summary
A GitHub README for fmetrics describes a fast image & video fidelity metrics library implemented in C and Zig. It provides a CLI tool, a C API, Zig integration, and references multiple reference metrics (Butteraugli, CVVDP, IW-SSIM, MS-SSIM, ssimulacra2) along with MOS correlation and performance benchmarks. The project is open source, with usage, build instructions, and API usage details.