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video-processing

Automate video editing with FFmpeg for trimming, transcoding, and frame extraction.

Updated Apr 14, 2026
Search Tags:#video#subtitles#audio#ffmpeg#transcoding#frame-extraction#trimming
One-click install
npx skills add https://github.com/bianhaifeng789-hue/openclaw-config --skill video-processing-bianhaifeng789-hue
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: video-processing
Source: https://github.com/bianhaifeng789-hue/openclaw-config/tree/main/skills/tb2/video-processing
Command: npx skills add https://github.com/bianhaifeng789-hue/openclaw-config --skill video-processing-bianhaifeng789-hue

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Automates video editing tasks by using FFmpeg to trim, transcode, extract frames, add subtitles, and manipulate audio, eliminating tedious manual workflows.

Core Features & Use Cases

  • Trimming and cutting: extract segments by timestamps or durations.
  • Transcoding and format conversion: output to common formats (MP4, WebM) with codec controls.
  • Frame extraction: capture single frames or frame sequences for thumbnails or analysis.
  • Subtitles and audio: burn or attach subtitle tracks, and adjust or replace audio.
  • Use Case: Content creators automate processing of large video libraries for consistent deliverables.

Quick Start

Trim a video from 00:01:00 to 00:02:00, transcode to MP4 with H.264, and extract frames at 1fps.

Frequently Asked Questions about video-processing

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

FAQPage Schema
How do I trim and transcode video segments using FFmpeg?▼

Trim and transcode video by specifying start timestamps and durations, then output to formats like MP4 or WebM with codec controls. This automation uses FFmpeg to extract segments and convert formats with consistent, deterministic outputs.

Can I extract frames from a video for thumbnails at a specific rate?▼

Extract frames from video files at a specified rate like 1fps to capture single frames or frame sequences. This FFmpeg-driven process generates thumbnails or analysis-ready images from your video segments automatically.

How do I burn subtitles into a video file via command line?▼

Burn or attach subtitle tracks into video files using command-line-driven FFmpeg pipelines. This process embeds subtitles directly into the media, ensuring consistent output formats for content creation or archival workflows.

Does this video processing approach support batch processing large media libraries?▼

Batch processing of video files is supported through Bash and FFmpeg command-line pipelines. It satisfies functional requirements for consistent deliverables across large video libraries in media production and content creation workflows.

What is the best way to automate replacing audio in an MP4 file?▼

Automate audio replacement by using FFmpeg to manipulate and adjust audio tracks within MP4 files. This command-line approach ensures deterministic outputs, utilizing -c copy where possible to maintain quality during media production.

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