5–20 min: Active read — first pass (15 min)
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In essence, this "keyword" is a problem log: A file named jur153 has English subtitles ( engsub ) that, after a conversion ( convert ), have a subtitle appearing at the wrong time ( 020006 ), and the user is looking for the most efficient fix ( min fix ).
The flicker of the monitor was the only light in Elias’s cramped apartment. For three days, he’d been chasing a ghost in the machine—a corrupted file from a lost 1990s legal drama titled Justice Under Review
: The -c:v copy -c:a copy flags tell FFmpeg to preserve the original quality of the audio and video. Meanwhile, the -max_interleave_delta 0 flag forces the stream packets to perfectly re-align at the exact time index where the original conversion hung up. Step 3: Clear the Buffer with Smart Fragmenting
Check for overlapping times (e.g., if a previous subtitle line ends after this timestamp or if the current text block starts before the last one finishes).
ffmpeg -i input_jur153.mp4 -ss 00:00:00 -t 00:02:00 -c copy part1.mp4 ffmpeg -i input_jur153.mp4 -ss 00:02:06 -c copy part2.mp4 Use code with caution. Step 3: Global Time Alignment Shift
: Ensure the subtitle block follows the strict formatting rules of an SRT file:
: Before running any script labeled "convert" or "fix," ensure you have a copy of the original jur153 file.
for line in subs: if line.start >= fix_time: line.start += 200 # add 200ms line.end += 200