video-frames

Extract single frames or short clips from video files using ffmpeg.

Updated Feb 27, 2026
One-click install
npx skills add https://github.com/spoonbobo/trinity --skill video-frames-spoonbobo
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: video-frames
Source: https://github.com/spoonbobo/trinity/tree/main/app/skills/video-frames
Command: npx skills add https://github.com/spoonbobo/trinity --skill video-frames-spoonbobo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires ffmpeg, and includes scripts (resource) components.

What problem does it solve?

This Skill helps users quickly extract specific frames or short clips from video files, useful for analysis, thumbnail generation, or content preview.

Core Features & Use Cases

  • Single Frame Extraction: Grab a specific frame at a given timestamp or by its index.
  • Thumbnail Generation: Create quick visual previews of video content.
  • Use Case: You need to quickly review key moments in a long lecture video. Use this Skill to extract frames at 10-minute intervals to get a visual overview without watching the entire video.

Quick Start

Extract the first frame from the video file named 'my_video.mp4' and save it as 'output.jpg'.

Frequently Asked Questions about video-frames

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I extract frames from a video for thumbnail generation?

You can extract frames from a video by using this Skill to grab specific frames at given timestamps or by index via ffmpeg. It outputs single image files suitable for quick visual previews and content review.

Can I extract short clips from a video file instead of just single frames?

Yes, you can extract short clips from a video file instead of just single frames. The Skill uses ffmpeg to pull both specific still frames and short video segments for content preview or analysis.

Do I need ffmpeg installed to extract video frames?

Yes, you need ffmpeg installed to extract video frames. The binary must be installed and accessible in your system's PATH for the Skill to successfully process video assets and generate thumbnails.

What is the best way to get a visual overview of a long lecture video?

The best way to get a visual overview of a long lecture video is to extract frames at regular intervals. This Skill can sample visual data at specific timestamps, like 10-minute marks, without watching the entire video.

How do I save an extracted video frame as a JPG image?

To save an extracted video frame as a JPG image, you specify the output filename with a .jpg extension. The Skill processes the input video and saves the chosen frame directly to that image file.