ffmpeg -i Young_Sheldon_S02E14.mp4 \ -c:v libx265 -crf 22 -preset medium \ -c:a libopus -b:a 96k \ -movflags +faststart \ Young_Sheldon_S02E14_hevc.mkv Low noise in sitcoms → CRF 22 gives ~50% size reduction without visible loss. 5. Extract specific scene (Missy’s baseball hit → Sheldon’s reaction) # From 00:12:30 to 00:14:15 ffmpeg -ss 00:12:30 -i Young_Sheldon_S02E14.mp4 -t 105 \ -c:v libx264 -crf 18 -preset fast \ -c:a aac -b:a 128k \ missy_home_run_clip.mp4 -ss before -i enables fast seeking (keyframe accuracy okay for this episode’s editing pattern). 6. Burn in English subtitles (for deaf/hard-of-hearing) ffmpeg -i Young_Sheldon_S02E14.mp4 \ -vf "subtitles=Young_Sheldon_S02E14.srt:force_style='FontName=Arial,FontSize=20,PrimaryColour=&H00FFFFFF,OutlineColour=&H00000000,BorderStyle=1'" \ -c:a copy \ Young_Sheldon_S02E14_burned.mp4 Extract existing subtitles first if needed:
ffmpeg -i Young_Sheldon_S02E14.mp4 \ -codec: h264 -level 4.0 -crf 23 \ -start_number 0 -hls_time 10 -hls_list_size 0 \ -f hls -hls_segment_filename "segment_%03d.ts" \ young_sheldon_s02e14.m3u8 Generate a 4x4 contact sheet: young sheldon s02e14 ffmpeg
ffmpeg -i Young_Sheldon_S02E14.mp4 \ -c:v copy \ -c:a aac -b:a 128k -ac 2 \ -map 0:v -map 0:a -map 0:s? \ Young_Sheldon_S02E14_stereo.mp4 For personal media server or direct web playback: ffmpeg -i Young_Sheldon_S02E14
ffmpeg -i Young_Sheldon_S02E14.mkv \ -map 0 -c copy -c:v libx265 -crf 20 -preset slow \ -c:a flac -compression_level 8 \ -movflags +faststart \ "Young Sheldon - S02E14 - David, Goliath, and a Yoo-hoo from the Back.mkv" | Task | FFmpeg Key Parameter | |------|----------------------| | Fast seeking (keyframe) | -ss before -i | | Baseball motion + dialogue encoding | libx265 -crf 22 -preset medium | | Burn-in subtitles | subtitles=file.srt | | Stereo downmix | -ac 2 | | Episode preview grid | fps=1/60,tile=4x4 | extracts Missy’s dialogue only (speaker diarization)
Would you like an FFmpeg script that automatically detects the episode’s chapters, extracts Missy’s dialogue only (speaker diarization), or converts the episode for Plex Direct Play?
ffmpeg -i Young_Sheldon_S02E14.mkv -f ffmetadata chapters.txt If audio drifts after re-encode:
ffmpeg -i Young_Sheldon_S02E14.mp4 -itsoffset 0.15 -i Young_Sheldon_S02E14.mp4 \ -map 1:v -map 0:a -c copy \ Young_Sheldon_S02E14_sync_fixed.mp4 (0.15 sec delay correction) Best quality-to-size ratio for this specific episode: