界面已本地化;技能原文保持作者语言。部分长说明页面以英语提供。
探索技能
效率与协作 · SKILL.md

video-frames

video-frames

【效率与协作】Extract frames or short clips from videos using ffmpeg.

独立 GitHub 快照 · 自动分类 · 以原作者文档为准

技能说明

GitHub

name: video-frames description: Extract frames or short clips from videos using ffmpeg. homepage: https://ffmpeg.org metadata: { "emoji": "🎬", "requires": { "bins": ["ffmpeg"] } }

Video Frames (ffmpeg)

Extract a single frame from a video, or create quick thumbnails for inspection.

Quick start

First frame:

ffmpeg -hide_banner -loglevel error -y \
  -i /path/to/video.mp4 \
  -vf "select=eq(n\,0)" \
  -vframes 1 \
  /tmp/frame.jpg

At a timestamp:

ffmpeg -hide_banner -loglevel error -y \
  -ss 00:00:10 \
  -i /path/to/video.mp4 \
  -frames:v 1 \
  /tmp/frame-10s.jpg

By frame index:

ffmpeg -hide_banner -loglevel error -y \
  -i /path/to/video.mp4 \
  -vf "select=eq(n\,42)" \
  -vframes 1 \
  /tmp/frame42.jpg

Notes

  • Prefer -ss + timestamp for "what is happening around here?".
  • Use .jpg for quick sharing; use .png for crisp UI frames.
  • Use -hide_banner -loglevel error to suppress verbose ffmpeg output.
我的收藏