Video keyframe extraction

Skill cxcscmu/SkillLearnBench/skills/b1-one-shot-gemini-3.1-pro-preview/video-object-counting/video-keyframe-extraction

Extract key frames (I-frames) from video files using FFmpeg.From its SKILL.md

Install

npx -y skills add cxcscmu/SkillLearnBench --skill video-keyframe-extraction

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

SKILL.md

0.3 KB, 64 tokens by cl100k_base, as published. Nobody here has run it

Video Keyframe Extraction

Use ffmpeg to extract key frames (I-frames) to save them as PNG files.

ffmpeg -i input.mp4 -vf "select='eq(pict_type,PICT_TYPE_I)'" -vsync vfr "output_%03d.png"

What ships with it

Read from the repository

Just SKILL.md. No reference files, no scripts.

Keep looking

Skills are one crate of 325,949. Ordering is by how many stacks a row turns up in, so the top of any crate is what has actually been picked rather than what has the most stars.