install
source · Clone the upstream repo
git clone https://github.com/plurigrid/asi
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/plurigrid/asi "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/ffmpeg" ~/.claude/skills/plurigrid-asi-ffmpeg-d9a4f1 && rm -rf "$T"
manifest:
skills/ffmpeg/SKILL.mdsource content
ffmpeg
Media processing (10 man pages).
Convert
ffmpeg -i input.mov -c:v libx264 output.mp4 ffmpeg -i input.mp4 -c:v libvpx-vp9 output.webm
Audio
ffmpeg -i video.mp4 -vn -c:a aac audio.m4a ffmpeg -i input.mp3 -ar 44100 output.wav
Resize
ffmpeg -i input.mp4 -vf scale=1280:720 output.mp4 ffmpeg -i input.mp4 -vf scale=-1:480 output.mp4
GIF
ffmpeg -i input.mp4 -vf "fps=10,scale=320:-1" output.gif
Concat
ffmpeg -f concat -i list.txt -c copy output.mp4
Capture
ffmpeg -f avfoundation -i "1" -t 10 capture.mp4
Stream
ffmpeg -i input.mp4 -f mpegts - | mpv -