ffmpeg -i input.mkv -c:v libx264 -b:v 2000k -pass 1 -f mp4 /dev/null ffmpeg -i input.mkv -c:v libx264 -b:v 2000k -pass 2 -c:a copy output.mp4
⚠️ Burning subtitles reduces flexibility and slightly increases encoding artifacts. Use only if required.
If you need to change the video frame rate alongside the subtitles to hit the exact runtime profile perfectly, use FFmpeg's filtergraphs to force a strict frame rate convert:
: Calculate the frame rate drop (e.g., converting 29.97 fps non-drop frame to 23.976 fps true film rate).
Given jur153engsub convert020006 min best :
By focusing on these steps, you can ensure your English subtitle conversion ( engsub ) is accurate, perfectly synced, and completed in record time.
The 020006 likely means (20 minutes, 6 seconds). To extract exactly this moment with best quality: