Youtube Audio Download

Download YouTube video audio and convert to MP3. Supports age-restricted videos with cookies.

Usage

python scripts/download_audio.py <URL> [--cookies cookies.txt] [--output-dir dir]

Parameters

• url (required): YouTube video URL
• cookies_path (optional): Path to cookies.txt for age-restricted videos
• output_dir (optional): Output directory, default: "works/audio"

Returns

{
  "success": true,
  "audio_path": "H:/works/audio/video_title-xxxxx.mp3",
  "title": "Video Title",
  "duration": 1200,
  "file_size_mb": 15.5
}

Tools

download_audio

Download YouTube audio to MP3

Workflow Integration

This skill is part of the YouTube translation workflow:

1. youtube-audio-download: Download audio from YouTube
2. doubao-launch: Launch Doubao translation window
3. audio-play: Play the downloaded audio
4. doubao-capture: Capture translated subtitles

Execution

All skills execute on Windows Python via WSL cross-platform call:

wsl -> python.exe scripts/download_audio.py ...

Error Handling

All skills return JSON with success field:

• success: true - Operation completed
• success: false - Check error_code and error_message

Notes

• Windows GUI automation requires visible desktop (no RDP disconnect)
• Output files are stored in Windows works/ directory
• WSL accesses Windows files via /mnt/h/...