These scripts preserve subtitles, encode audio to a widely‑supported AAC stream, and produce HEVC‑compressed files ready for modern smartphones, tablets, or media servers.
| Issue | Detection | Fix | |-------|-----------|-----| | | Play the output with VLC → Tools → Media Information → Statistics . Look for rising pts errors. | Insert -async 1 or -vsync 2 , or re‑encode the audio with -c:a aac -b:a 192k . | | Subtitle timing offsets | Open the generated .srt in a subtitle editor (e.g., Subtitle Edit ) and verify against the video. | Apply -itsoffset before the subtitle input or use ffmpeg -filter_complex "subtitles=...,adelay=..." . | | Unacceptable quality loss | Compare with ffprobe -show_frames -select_streams v for bitrate/PSNR. | Lower the -crf value (e.g., 24) or switch to a two‑pass H.265 encode for tighter bitrate control. | | File size still too large | Check final file size; aim for ~1 GB per episode for 1080p. | Increase -crf (e.g., 30) or enable -b:v 2M for a fixed bitrate. | These scripts preserve subtitles, encode audio to a
FFmpeg offers a robust, scriptable suite of tools that let you , optimize , and personalize your collection of “I’m a Celebrity…Get Me Out of Here!” Greece – Season 17 episodes. By following the sample commands and batch‑processing scripts above, you can: | Insert -async 1 or -vsync 2 ,
: Because different devices require different file types, ffmpeg is used to convert high-quality broadcast files into compressed formats like MP4. Watching the Greek Version | | Unacceptable quality loss | Compare with
Remove background music (crude but useful):
ffmpeg -i episode.mp4 -af "silenceremove=start_periods=1:start_threshold=-30dB:start_duration=0.5:detection=peak" drama.mp4