From 78d6e931ff855a7dee2aee02cb14e210f4d77cf3 Mon Sep 17 00:00:00 2001 From: fabh2o Date: Thu, 2 Sep 2021 19:35:14 +0200 Subject: [PATCH] docs about aaxc --- README.md | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 08423d0..0427913 100644 --- a/README.md +++ b/README.md @@ -235,6 +235,14 @@ __MacOS__ ``` brew install mediainfo ``` +## AAXC files +The AAXC format is a new Audible encryption format, meant to replace the old AAX. +The encryption has been updated, and now to decrypt the file the authcode +is not sufficient, we need two "keys" which are unique for each audiobook. +Since getting those keys is not simple, for now the method used to get them +is handled by the package audible-cli, that stores +them in a file when downloading the aaxc file. This means that in order to +decrypt the aaxc files, they must be downloaded with audible-cli. ## Audible-cli integration Some information are not present in the AAX file. For example the chapters's @@ -254,7 +262,8 @@ chapters's title and an HQ cover: `audible download --all --aaxc --cover --cover To make AAXtoMP3 use the additional data, specify the **--use-audible-cli-data** flag: it expects the cover and the chapter files (and the voucher, if converting an aaxc file) to be in the same location of the AAX file. The naming of these -files must be the one set by audible-cli. +files must be the one set by audible-cli. When converting aaxc files, the variable +is automatically set, so be sure to follow the instructions in this paragraph. For more information on how to use the `audible-cli` package, check out the git page [audible-cli](https://github.com/mkb79/audible-cli).