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Extract frames, thumbnails, or clips from video files using ffmpeg. Use when analyzing video content or creating previews.
Codex または Claude でインストール この Prompt をコピーして Codex、Claude、または他のアシスタントに貼り付けると、Skill ページを確認してインストールできます。
SOC 職業分類に基づく
| name | video-frames |
| description | Extract frames, thumbnails, or clips from video files using ffmpeg. Use when analyzing video content or creating previews. |
Extract frames, thumbnails, and clips from video files.
ffmpeg -i input.mp4 -ss 00:00:05 -frames:v 1 frame.png
-ss 00:00:05 = seek to 5 seconds.
ffmpeg -i input.mp4 -vf "fps=1" frames_%04d.png
fps=1 = one frame per second. Use fps=1/10 for one every 10 seconds.
ffmpeg -i input.mp4 -vf "fps=1/30,scale=320:-1,tile=4x4" contact_sheet.png
One frame every 30 seconds, 4x4 grid.
ffmpeg -i input.mp4 -ss 00:01:00 -to 00:02:00 -c copy clip.mp4
ffprobe -v quiet -print_format json -show_format -show_streams input.mp4
ffmpeg -i input.mp4 -vn -acodec mp3 audio.mp3
ffmpeg -i input.webm -c:v libx264 output.mp4
-y flag to overwrite output files without prompting-ss before -i for faster seekingGuide for creating, updating, and managing skills. Use when: you need to extend your capabilities with a new skill, or the user asks you to create one. Skills are persistent Markdown instruction modules auto-discovered at runtime.
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