DTS options are not showing in system settings

Hello,

I am using Amazon fire tv and Kodi 17. I am facing issues in playing DTS files in Kodi

Issue1: Enable DTS options is not showing in system setting

Issue2: DTS files and DTS HD files are playing as stereo files

Screenshot of system settings
http://s3.amazonaws.com/LivetecsFiles/Te…145035.jpg

Home theater
Onkyo Tx-nr555

Debug Log:
http://paste.ubuntu.com/24116579/

Thanks
Shahzad Godil