CtrlK
BlogDocsLog inGet started
Tessl Logo

video-frames

Extract frames or short clips from videos using ffmpeg.

Install with Tessl CLI

npx tessl i github:Hung-Reo/hungreo-openclaw --skill video-frames
What are skills?

73

Does it follow best practices?

Validation for skill structure

SKILL.md
Review
Evals

Evaluation results

100%

30%

Demo Reel Highlights for Stakeholder Review

Timestamp frame extraction for sharing

Criteria
Without context
With context

Uses frame.sh script

100%

100%

Three --time invocations

0%

100%

HH:MM:SS timestamp format

100%

100%

JPEG output format

100%

100%

--out flag present

0%

100%

Output images produced

100%

100%

Source video cleaned up

100%

100%

Without context: $0.2681 · 1m 48s · 17 turns · 19 in / 3,857 out tokens

With context: $0.5806 · 3m 10s · 29 turns · 983 in / 7,583 out tokens

100%

30%

Extracting UI Screenshots from a Screen Recording for Product Docs

UI frame extraction for documentation

Criteria
Without context
With context

Uses frame.sh script

100%

100%

Uses --index flag

0%

100%

PNG output format

100%

100%

Three frames extracted

100%

100%

--out flag present

0%

100%

Frame 0 extracted

100%

100%

Source video cleaned up

100%

100%

Without context: $0.2386 · 1m 29s · 19 turns · 23 in / 3,836 out tokens

With context: $0.4189 · 1m 44s · 24 turns · 1,160 in / 4,876 out tokens

100%

10%

Video Library Poster Image Generator

Batch first-frame poster generation

Criteria
Without context
With context

Uses frame.sh script

100%

100%

First-frame extraction method

100%

100%

JPEG output format

100%

100%

--out flag present

0%

100%

Three posters produced

100%

100%

Poster filenames match video names

100%

100%

Without context: $0.2364 · 1m 12s · 19 turns · 24 in / 2,913 out tokens

With context: $0.4533 · 1m 48s · 27 turns · 981 in / 5,022 out tokens

Evaluated
Agent
Claude Code

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.