eac3to is able to convert E-AC3, TrueHD, PCM and DTS-HD audio tracks to AC3, DTS or FLAC. Converts E-AC3, TrueHD, PCM, DTS-HD and FLAC tracks to AC3/DTS/FLAC. Removes Dialog Normalization from AC3, E-AC3, DTS and TrueHD tracks. Extracts AC3 frames from Blu-Ray AC3/TrueHD tracks. Extracts DTS core from DTS-HD tracks. Can remux the video track of a EVO/VOB source to Matroska(mkv). Command line tool