spectre

Go audio fingerprinting library built specifically for syncing movie subtitles to audio tracks.

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wavesurfer.jsInteractive JavaScript audio waveform player and visualization library built on HTML5/WebAudio with a plugin system.
PanakoContent-based audio search and fingerprinting system robust to noise and distortion, with stream-monitoring subapps, academic-backed.
Olaf (Overly Lightweight Acoustic Fingerprinting)Portable C library for acoustic fingerprinting, runs on embedded devices and WASM.
AudioAlignGUI research tool for aligning/synchronizing audio and video recordings of the same event captured from multiple sources.
libfvadStandalone extraction of the WebRTC voice activity detection engine into a small, battle-tested C library.
nr-vqa-consumervideoNo-reference video quality metric tuned for consumer video capture artifacts (sensor noise, motion blur, shake) rather than compression art…
aws-batch-with-FFmpegReference architecture running FFmpeg containers (ARM64/x86-64/NVIDIA/Xilinx) on AWS Batch with Spot compute environments and SDK/REST job…
ffmpeg-queueFastify + Redis job queue for dispatching FFmpeg transcoding jobs, Docker Compose ready, production-used.
PXNR No-Reference Video Quality EstimationEricsson's sample implementation of the ITU-T P.NATS phase 2 no-reference video quality estimation module.
fssimu2Zig implementation of SSIMULACRA2 metric, ~23% faster and ~40% less memory than the reference implementation.