# LAME V3.90

Lame Ain't an MP3 Encoder

Open Source Project
http://www.mp3encoder.org

- Introduction
  - The purpose of audio compression
  - The two parts of audio compression
  - Compression ratios, bitrate and quality
- Some command line examples
- CBR, ABR and VBR: the 3 encoding modes
- Basic command line switch reference
- Full command line switch reference
- ID3 tags
- History
- Contributors