Does this skill require FFmpeg to be installed locally?

Yes, this skill generates and executes commands that require FFmpeg 4.3 or higher to be installed on your system's path.

Can I use this skill for high-quality video compression?

Absolutely. The skill supports re-encoding with quality control parameters like Constant Rate Factor (CRF) for libx264 and libx265 codecs.

Can it extract audio without losing quality?

Yes, the skill provides options for both lossless WAV extraction and 'stream copy' (remuxing) which extracts the original audio without re-encoding.

How does it handle merging videos with different resolutions?

The skill includes specific normalization patterns to standardize resolution, framerate, and aspect ratio before concatenation to prevent errors.

Does it support video transitions like fades and wipes?

Yes, it leverages the xfade filter and acrossfade for professional video and audio transitions between multiple segments.

FFmpeg CLI Media Processor

Name: FFmpeg CLI Media Processor
Author: dandacompany

bydandacompany

•

Developer Tools

Automates complex multimedia processing tasks using FFmpeg for video editing, format conversion, and audio manipulation.

The FFmpeg CLI skill empowers Claude to perform sophisticated video and audio engineering tasks directly through command-line operations. It provides a robust framework for handling common multimedia workflows, including precise frame-exact seeking, complex stream mapping, and advanced filter graphs. Whether you need to burn subtitles, mix audio tracks with fade effects, or create professional transitions between clips, this skill ensures syntax-perfect FFmpeg commands and applies industry best practices for high-quality media output.

Key Features

01Advanced video editing including precise trimming, merging, and transitions

02Comprehensive audio extraction, mixing, and background music integration

03Automated stream mapping and resolution normalization for heterogeneous assets

04Image-to-video conversion with silent audio support for platform compatibility

056 GitHub stars

06Dynamic text and subtitle overlays with full control over styling and timing

Use Cases

01Programmatically adding watermarks, captions, or localized subtitles to video content

02Batch converting legacy media libraries into modern, web-optimized formats

03Automating social media video generation and branding from raw assets

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add dandacompany/dantelabs-agentic-school ffmpeg-cli

For use in Claude.ai and ChatGPT

Download Skill