dvcrn SKILL.md - cutmv Video Tool
Skill Name
cutmv-video-tool
Description
A video processing skill for OpenClaw that leverages FFmpeg to perform video/audio cutting, format conversion, and compression. Perfect for handling video files for messaging apps with file size limits.
Capabilities
- Video Cutting: Split video/audio by time range
- Format Conversion: Convert between video/audio formats (mp4, avi, mp3, wav, etc.)
- Video Compression: Compress videos with adjustable bitrate
- Frame Extraction: Extract frames from videos at specified intervals
- Audio Extraction: Extract audio track from video
- Audio Replacement: Replace or mix audio in video
- Text Watermark: Add text overlay on video (requires freetype)
- Subtitle: Add .srt/.ass subtitle files to video
Use Cases
- Compress videos to send via WeChat/Lark/Telegram (16MB limit)
- Extract screenshots from videos for analysis
- Convert video formats for different platforms
- Cut specific segments from long videos
Requirements
System Requirements
- FFmpeg installed and available in PATH
- Python 3.7+
Python Dependencies
- None (uses subprocess to call ffmpeg)
Installation
Ensure FFmpeg is installed on your system:
- macOS:
brew install ffmpeg - Ubuntu:
sudo apt install ffmpeg - Windows: Download from ffmpeg.org or
winget install ffmpeg
- macOS:
Place the skill files in your workspace:
~/openclaw-workspace/skills/cutmv-video-tool/ ├── SKILL.md ├── skill.py ├── README.md └── README-CN.md
Usage
Python API
from skill import VideoTool
tool = VideoTool()
# Compress video for messaging
tool.compress("input.mp4", "output.mp4", bitrate="1000k")
# Cut video segment
tool.cut("input.mp4", "clip.mp4", start_time=30, end_time=90)
# Convert format
tool.convert("input.mp4", "output.avi", "avi")
# Extract frames every 10 seconds
tool.extract_frames("input.mp4", "./frames/", interval=10)
CLI Usage
# Compress video
python skill.py compress input.mp4 output.mp4 1000k
# Cut video
python skill.py cut input.mp4 clip.mp4 0 60
# Convert format
python skill.py convert input.mp4 output.mp3 mp3
Configuration
No additional configuration required. The skill uses system FFmpeg installation.
Testing
Run the built-in tests:
python skill.py test
License
MIT License
Author
- Isaac (@QiaoTuCodes)
Acknowledgments
- OpenClaw team for the platform
- FFmpeg team for media processing tools
Author Identity: yanyan@3c3d77679723a2fe95d3faf9d2c2e5a65559acbc97fef1ef37783514a80ae453