计划执行与检查节点
executing-plans
按既定实施计划完成工作,保持过程检查和反馈。
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
Extract a single frame from a video, or create quick thumbnails for inspection.
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
-ss + timestamp for "what is happening around here?"..jpg for quick sharing; use .png for crisp UI frames.-hide_banner -loglevel error to suppress verbose ffmpeg output.