cheatsheet:ffmpeg
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Table of Contents
ffmpeg cheatsheet
not linking that man page good lord
video to frames
see ~/.local/bin/vidtools (dotfiles) for the default/most used option (every frame including duplicates).
1/1 frames
ffmpeg -i "$FILE" -filter:v fps=fps=1/1 %04d.jpg
1/2 frames
ffmpeg -i "$FILE" -filter:v fps=fps=1/2 %04d.jpg
re-encode
now mostly consolidated in vidtools (linked above), but copied here just in case.
x264 (AVC), no GPU
ffmpeg -i "$FILE.mp4" -c:v libx264 -crf 18 -c:a copy -c:s copy "$FILE.mkv"
x265 (HEVC), no GPU
ffmpeg -i "$FILE.mp4" -c:v libx265 -vtag hvc1 -crf 18 -c:a copy -c:s copy "$FILE.mkv"
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