Work — Nsfs271engsub Convert024452 Min

If your output format supports soft subtitles (e.g., MP4 + timed metadata, MKV + SRT), do this:

ffmpeg -i nsfs271.mp4 -i nsfs271.srt -c copy -c:s mov_text output_nsfs271_engsub.mp4

Time cost: ~1 min work.

Add -crf 28 -preset veryfast if re-encoding is acceptable. nsfs271engsub convert024452 min work

ffmpeg -i video.mp4 -ss 02:44:52 -t 60 -c copy segment.mp4
ffmpeg -i subs.srt -ss 02:44:52 -t 60 -c copy segment.srt

If you're asking for a feature to be added to a piece of software or an application related to the video: If your output format supports soft subtitles (e