Peak signal-to-noise ratio, often abbreviated PSNR, is an engineering term for the ratio between the maximum possible power of a signal and the power of corrupting noise that affects the fidelity of its representation. Because many signals have a very wid
WebAssembly library for real-time image frame comparison (SSIM/PSNR/MSE)
Image quality assessment utility for sharp. Now only MSE and PSNR.
The structural similarity (SSIM) index is a method for measuring the similarity between two images. The SSIM index is a full reference metric; in other words, the measuring of image quality based on an initial uncompressed or distortion-free image as reference. SSIM is designed to improve on traditional methods like peak signal-to-noise ratio (PSNR) and mean squared error (MSE), which have proven to be inconsistent with human eye perception.
Calculates MSE/PSNR of two PNG images.
Node module to find PSNR and SSIM of videos and images
JavaScript implementation of the SSIM algorithm
This package provide image scoring functions.
ESRGAN Legacy Models for UpscalerJS. Upscale images and increase image resolution with AI using Javascript
Minimalistic MP3 decoder single header library; Lion (2018).
Automated crawler for LCR-MPI-Challenge admin page to download and update submission results
Convert images to WebP format.
⚡ Professional video optimizer CLI with hardware acceleration support. Compress, analyze, and compare video files with intelligent presets.
Video Quality Assessment Utility for Node.js
WebP encoder compiled to WebAssembly
Image mean square error (MSE). In TypeScript/JavaScript. For browser/server.
Pure image comparison for visual regression testing - pixel-level diff analysis without AI/LLM
Compare images with NodeJS using ImageMagick's Magick++
Pure-Rust On2 VP6 (vp6f) video decoder for oxideav
Fast image quality assessment library (SSIM, MS-SSIM, PSNR, MSE) ported from Tom Distler's C implementation
Pure-Rust Apple ProRes codec — decoder + encoder for 422 Proxy/LT/Standard/HQ and 4444 / 4444 XQ
macOS VideoToolbox hardware decode/encode bridge for the oxideav framework — runtime-loaded via libloading, no compile-time framework dep
Pure-Rust H.266 / VVC (ITU-T H.266 | ISO/IEC 23090-3) bitstream parser + decoder scaffold for oxideav
Pure-Rust JPEG XS (ISO/IEC 21122) low-latency image codec for production / IP video. Round-1 scaffold: codestream marker parsing only; pixel decode pending.
Pure-Rust AC-3 (Dolby Digital) audio decoder
Pure-Rust H.264 / AVC (ITU-T H.264 | ISO/IEC 14496-10) codec for oxideav — under spec-driven rewrite, no decode/encode functionality yet
A single, ergonomic API over the patchwork of visual quality assessment metrics in the Rust ecosystem.
Terminal-native ML training visualization CLI
GAF optimization pipeline — iterative denoising distillation
VMAF/PSNR/SSIM quality measurement for viser