Dynamic Runtime Commands and Timeline Editing in FFmpeg (sendcmd & zmq)
Practitioner tutorial on driving filter parameters at runtime with sendcmd command files and live zmq control of a running FFmpeg process.
Link
Related resources
- ffpb — Transparent FFmpeg Progress Bar WrapperPython wrapper that adds a tqdm progress bar and adaptive ETA to any ffmpeg invocation, usable as a CLI or library.
- John Van Sickle FFmpeg static buildsLong-running source of GPLv3 static FFmpeg builds for Linux x86 and ARM (both release and git-master), the standard drop-in binary for serv…
- FFmpeg 8.0 Released — Whisper Filter, Vulkan Video ImprovementsFeature breakdown of FFmpeg 8.0: OpenAI Whisper audio filter, Vulkan AV1 encode and VP9 hwaccel, VVC VAAPI decode, APV and ProRes RAW suppo…
- ffmpeg-sidecar — Rust Wrapper Around the FFmpeg CLIRust crate that drives FFmpeg as a child process (no linking), auto-downloads binaries, exposes a builder API and parses progress, metadata…
- media-autobuild_suite — Windows Media Toolchain BuilderBatch script that provisions an MSYS2/Mingw-w64 environment and compiles fully static FFmpeg, mpv, and related media tools from configurabl…
- Shaka Player DRM Configuration TutorialGuide to configuring key systems, robustness levels, persistentStateRequired and license-exchange logging for debugging EME playback.
- SRT CookBook: Analysing SRT Traffic with TShark/WiresharkPractical guide to capturing and dissecting SRT traffic, including the UDP heuristic-dissector gotcha and useful display filters.
- K3S-Intel — Intel GPU Transcoding on k3s GuidePractical walkthrough for enabling Intel GPU hardware transcoding in k3s clusters: device plugin operator, Node Feature Discovery, and GPU…
- SIGMM Records: Open Dataset Sessions & Benchmarking Competitions, ACM MMSys 2023–2025Curated overview of MMSys open-dataset and open-source track papers 2023-2025 with links to released datasets and code (volumetric VQA, 8K…
- The EME Logger Extension (Chrome for Developers)Chrome extension and accompanying guide that logs all Encrypted Media Extensions API calls and events to DevTools for debugging DRM playbac…
- EBU DMF Media eXchange Layer (MXL): Streamlining Multi-Vendor Live Video (Mile-High Video)Conference paper describing MXL's design goals and grain-exchange architecture for interoperable software-based live production.
- Shaka Packager Encryption Options — cenc/cbc1/cens/cbcs ReferenceExact reference for MPEG Common Encryption protection schemes in Shaka Packager, including --protection_scheme, --crypt_byte_block and --sk…
- OpenAPV: Open Collaborative Innovation in the Professional Video Ecosystem (ACM MM'25)ACM Multimedia 2025 paper introducing OpenAPV and the design rationale for an open professional mezzanine codec, with companion open source…
- Bunny Stream API ReferenceComplete REST reference for Bunny Stream: per-library AccessKey auth, video create/upload, fetch-from-URL and collection management endpoin…
- webrtc-dump-importer — chrome://webrtc-internals Dump AnalyzerImports webrtc-internals JSON dumps and plots getStats time series as zoomable graphs for diagnosing real-time session issues.