Cut & Join
3 articles
FFmpeg: Lossless Concatenation with the concat Demuxer
Concatenate multiple video files losslessly using FFmpeg's concat demuxer. Learn how to build concat.txt, the same-codec requirement, audio concatenation, and integrity checks — with links to primary sources.
FFmpeg Join Videos ? concat Demuxer vs Filter
Join and concatenate videos with FFmpeg: concat demuxer for fast no-re-encode merging of same-format files, concat filter for different formats and resolutions. concat.txt syntax, filter_complex approach, audio track alignment, and five common error fixes.
How to Trim and Cut Video with FFmpeg — Complete -ss/-to/-t Guide
Trim video precisely with FFmpeg. Learn -ss/-to/-t options, input-side vs output-side -ss trade-offs, stream-copy fast cutting, frame-accurate re-encoding, batch trim scripts, and how to fix the keyframe artifact problem.