Thus 020147 is almost certainly , not a frame count. But if you did mean frame 20147:
Provide your exact source format (MKV/MP4), whether subtitles are embedded or external, and what “convert” means to you, and I will give you the exact command line. midv918engsub convert020147 min
ffmpeg -i MIDV-918.mp4 -itsoffset -1.73 -i MIDV-918.srt -c copy -c:s mov_text output.mp4 This is useful if convert means “cut and convert to a shorter clip.” Thus 020147 is almost certainly , not a frame count
# Cut from 02:01.47 to end ffmpeg -i MIDV-918.mp4 -ss 00:02:01.47 -c copy -avoid_negative_ts make_zero clip_from_020147.mp4 ffmpeg -i MIDV-918.mp4 -t 00:02:01.47 -c copy clip_until_020147.mp4 Thus 020147 is almost certainly
To English subtitles at that cut point:
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