VMAFx: perceptual video quality assessment (VMAF), GPU-accelerated and SIMD-tuned. CUDA, SYCL, HIP and Metal backends checked against the CPU scores, AVX2/AVX-512/NEON, tiny-AI models, an MCP server, Kubernetes/Helm deployment. Fork of Netflix/vmaf; fork code EUPL-1.2, Netflix code BSD-2-Clause-Patent.
