A few weeks ago I downloaded an HD version of the excellent Thai horror movie Shutter, the version I downloaded was Shutter 2004 (1080p Bluray x265 HEVC 10bit AAC 5.1 Thai Tigole) but I couldn’t find Spanish subtitles synchronized for that version. The movie was in a Matroska container that included the English and German subtitles, the only option I had was to extract the English subtitles, use the Spanish subtitles from other versions and synchronize the timing of the English subtitles. The Matroska container The definition of the Matroska container, according to the wikipedia i...