Extract Audio

😫 The Pain Point

You recorded a podcast as video but only need the audio for distribution. Or you want to extract background music from a video for reference.

🚀 Agentic Solution

An Audio Extractor that pulls sound from any video format.

Key Features:

• Multiple Formats: MP3, WAV, AAC, FLAC.
• Bitrate Control: Adjustable quality.
• Batch Mode: Extract from multiple videos.

⚔️ Phase 1: Commander (Quick Fix)

For quick extraction.

Prompt:

“I have a folder videos with video files. Write a Python script using FFmpeg to:

1. Extract: Audio from all videos.
2. Format: MP3 at 192kbps.
3. Output: Save to audio/ folder with same filenames.

Print progress. Handle videos without audio (skip with warning).”

Result: Audio files ready for any platform.

🏗️ Phase 2: Architect (Permanent Tool)

Engineering Prompt:

**Role:** Python Tool Developer
**Task:** Create an "Audio Extractor".

**Requirements:**
1.  **GUI:**
    *   Select video or folder.
    *   Format dropdown (MP3, WAV, AAC, FLAC).
    *   Bitrate slider (for lossy formats).
    *   Progress bar.

2.  **Logic:**
    *   Detect input audio codec.
    *   Option to copy without re-encode (if compatible).
    *   Handle multi-track audio (extract all or select).

3.  **Deliverables:**
    *   `extract_audio.py`
    *   `run.bat`, `run.sh`
    *   `requirements.txt`

🧠 Prompt Decoding

• -vn flag: Tells FFmpeg to ignore video streams.

🛠️ Instructions

1. Install FFmpeg.
2. Copy Prompt → Run.