This program helps changing audio and subtitle lines of mkv files.
Opening terminal / cmd in the directory of the jar and the config file and execute following command:
java -jar mkvaudiosubtitleschanger.jar [path to mkv or dir with mkv]
You have to replace the brackets and the content of it with the path to your mkv file or the directory with mkv files.
mkvtoolnixPath: /usr/bin config: 1: audio: - jpn subtitle: - ger - eng 2: audio: - ger - eng subtitle: - OFF
Config file needs to be placed in the same directory as the jar.