#!/bin/bash EP="Yellowjackets.S03E02.mkv" echo "=== Metadata ===" && ffmpeg -i "$EP" 2>&1 | grep "Stream|Duration" echo "=== Subtitle export ===" && ffmpeg -i "$EP" -map 0:s:0 subs.srt echo "=== Rear audio extract ===" && ffmpeg -i "$EP" -filter_complex "pan=stereo|FL=BL|FR=BR" rear.wav echo "=== Reverse audio check ===" && ffmpeg -i rear.wav -af "areverse" rev_rear.wav echo "=== Keyframe gallery ===" && ffmpeg -i "$EP" -vf "select='eq(pict_type,I)',setpts=N/FRAME_RATE/TB" -vsync 0 keyframes_%04d.png -frames:v 20 FFmpeg is a tool, not a spoiler. Use it to appreciate the craft of Yellowjackets — the sound layering, the color grading shifts between timelines, the hidden sync points. But don’t blame FFmpeg if you find the Antler Queen’s real name in a spectrogram before episode 8 airs.
ffmpeg -i episode.mkv -vf "drawtext=text='%pts\:hms':x=10:y=10:fontsize=24:fontcolor=white:box=1" -c:a copy timestamped_output.mkv Save as analyze_yj.sh : yellowjackets s03e02 ffmpeg
ffmpeg -i episode.mkv -vf "tonemap=hable=0.9,format=yuv420p" -c:v libx264 -crf 18 -c:a copy sdr_version.mp4 To grab a specific frame (e.g., minute 42, second 13): ffmpeg -i episode
ffmpeg -i episode.mkv -ss 00:36:20 -t 30 -vf "scale=854:480" -c:v libx264 -crf 23 -c:a aac -b:a 128k clip_s03e02_theory.mp4 For theory videos, burn in timecode (source time, not file time): burn in timecode (source time