ffmpeg -i episode.mp4 -af "silenceremove=start_periods=1:start_threshold=-30dB:start_duration=0.5:detection=peak" drama.mp4 ffmpeg -i episode.mp4 -vf subtitles=greek_subs.srt -c:a copy episode_gr.mp4 6. Convert all videos for Discord/Twitter sharing (720p, 30fps) for f in *.mkv; do ffmpeg -i "$f" -vf scale=1280:720 -r 30 -c:v libx264 -crf 23 -preset fast -c:a aac -b:a 128k "$f%.*_share.mp4" done 7. Extract audio from confessionals (voice isolation) Remove background music (crude but useful):
for f in *.mp4; do ffmpeg -i "$f" -ss 30 -to $(ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 "$f" | awk 'print $1-10') -c copy "trimmed_$f" done If you know timestamps (e.g., from a CSV), you can cut multiple segments: ffmpeg -i episode
Since you asked for a "feature," here’s a practical set of ffmpeg commands tailored to typical fan-editing or archival tasks for a show like that. Each one is a "feature" you could build into a script. Remove the first 30 seconds and last 10 seconds from all episodes: Each one is a "feature" you could build into a script
ffmpeg -i input.mp4 -vf "delogo=x=100:y=150:w=80:h=60:show=0" output.mp4 (For automatic face tracking, pair with dnn_face filter or OpenCV) Remove silence (drama only): 30fps) for f in *.mkv
ffmpeg -i episode3.mp4 -f concat -safe 0 -i <(echo "file 'episode3.mp4' inpoint 1200 outpoint 1350 file 'episode3.mp4' inpoint 2450 outpoint 2600") -c copy trials.mp4 Detect face with ffmpeg + delogo (approximate area):