89 articles about video-processing.
How to remove background noise from video with FFmpeg: afftdn tuning, anlmdn, and the arnndn .rnnn model file that silently breaks in Docker, plus filter order.
ffmpeg cropdetect finds black bars on one file fine, then breaks in a batch. Sample past the intro, take the last crop line, round to even, crop per file.
FFmpeg's stream map matches no streams error means the input has no audio track. Use -map 0:a?, probe with ffprobe, and inject silent audio before concat.
FFmpeg invalid data found when processing input rarely means a corrupt video. The real causes on files you didn't create, plus a copy-paste ffprobe guard.
Non-monotonous DTS in output stream: what the warning means, when -fflags +genpts or -reset_timestamps 1 is right, and when only a CFR re-encode fixes it.
How to extract frames for LLM input without wasting tokens: one FFmpeg scene-detection pass, pixel-diff dedup, an audio track, and a JSON timestamp manifest.
Firebase video processing breaks on Cloud Functions' 9-minute timeout and in-memory /tmp. Offload FFmpeg to a hosted API and write results back to Storage.
FFmpeg concat different resolutions fails with -c copy. Two fixes that work: normalize then demux, or a one-pass filter_complex concat, plus how to pick.
Normalize audio loudness across a video library with FFmpeg loudnorm two-pass, EBU R128 targets, and one API call. Real commands, LUFS targets, and pitfalls.
A working n8n video automation build: turn one long video into captioned vertical clips with transcripts, cut points, and one API call per render. No FFmpeg.