A specialized tool for high-def audio. It is frequently used to "strip" the lossy core from a lossless DTS-HD track or to downmix 7.1 channels to 5.1.
: Providing guides or releases that use advanced codecs (like x264 or x265) to maintain visual fidelity while reducing file size. DTS in Modern Encoding hdencoderscom dts
Also, I want to add that I don't have any information on "hdencoderscom" and I assume that it's a made-up website, if you have more information about it I can add that as well. A specialized tool for high-def audio