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#streams (2)

Cheat sheets (2)

node:stream — Streams

Node.js streams — Readable, Writable, Duplex, and Transform, the modern pipeline() API, backpressure, async iterators, Web Streams interop, and patterns for piping files, HTTP bodies, and gzip compression.
javascript node streams pipeline language

ffprobe — Media Stream Inspection

Comprehensive ffprobe reference for inspecting media files — formats, streams, frames, packets, chapters, metadata — with output formats (default, json, csv, xml, flat, ini), select_streams, show_entries, and one-liners for duration, fps, codec, resolution, and bitrate.
ffprobe ffmpeg video audio metadata json jq streams codec bitrate fps cli web-researched