lprhodes / audible-converter

Fast Audible AAX to M4A converter

Audible Converter (AAX to M4A)

Converts Audible AAX audiobooks to M4A while keeping chapters and the cover image intact. The cover can be added as a looped image so it will be shown while playing on Plex Media Server

Usage

λ audible-converter -h

  Usage: audible-converter [options] <file>


  Commands:

    list                    list registered devices and their activation bytes (Windows only)
    lookup <file|checksum>  lookup activation bytes in RainbowTables generated by https://github.com/inAudible-NG/ (Windows/Linux only)
    checksum <file>         show audiobooks checksum

  Options:

    -h, --help                      output usage information
    -V, --version                   output the version number
    -o, --output <filename>         output filename
    -p, --path <path>               output path
    -v, --verbose                   output detailed information
    -a, --activation-bytes <value>  4 byte activation secret to decrypt Audible AAX files (e.g. 1CEB00DA)
    -d, --device <number>           registered device number from which activation bytes are used (Windows only)
    -l, --loop                      add looped cover image to Audiobook

Example:

λ audible-converter *.aax -a 1CEB00DA

Haruki Murakami - 1Q84 (Buch 1 & 2) [2012] (Duration: 30h53m0s)
Converting Audiobook (using 1CEB00DA for decryption) ... 100%
Extracting Cover Image ... 100%

Guillermo del Toro, Chuck Hogan - Das Blut [2010] (Duration: 12h4m17s)
Converting Audiobook (using 1CEB00DA for decryption) ... 100%
Extracting Cover Image ... 100%

Stephen King - Der Anschlag [2012] (Duration: 31h50m22s)
Converting Audiobook (using 1CEB00DA for decryption) ... 100%
Extracting Cover Image ... 100%

Max Brooks - Der Zombie Survival Guide. Überleben unter Untoten [2011] (Duration: 9h5m32s)
Converting Audiobook (using 1CEB00DA for decryption) ... 100%
Extracting Cover Image ... 100%

Finished converting 4 Audiobooks!

Requirements

• Installed Audible Download Manager (for getting your activation bytes)
  • On OSX or Linux you could use this method http://apple.stackexchange.com/a/243670
• ffmpeg for converting

How it works

• Extract cover image:
  • ffmpeg -y -i audiobook.aax cover.png
• Decrypted and convert to m4a:
  • ffmpeg -y -activation_bytes 1CEB00DA -i audiobook.aax -c:a copy -vn audiobook.m4a
• Add looped cover image:
  • ffmpeg -y -r 1 -loop 1 -i cover.png -i audiobook.m4a -c:a copy -shortest audiobook.m4v

License

The MIT License (MIT)