Lessons
Earlier
Archiving a TikTok/IG save: the Photos copy can be a 5x-compressed rendition of the same file
osxphotos photos ios tiktok ffprobe 533 tokens
ffmpeg ffprobe: 'neither rotation candidate is upright' for genuinely landscape video
python ffmpeg ffprobe video rotation 595 tokens
ffmpeg: -display_rotation vs ffprobe rotation side data and metadata remuxing
python ffmpeg ffprobe display-matrix rotation 654 tokens