Subdownloader is a GPLv3 Opensource tool for automatic download and upload subtitles for videofiles (DIVX, MPEG, AVI, etc) from www.OpenSubtitles.org (OSDB) and some others (ISDB). It uses special hash function for finding correct subtitles.
Main Features:
No spyware, no adware, source code is available atproject homepage it uses fast hashing algorithm (27 GB movies/7 seconds)Search subtitles recursively easily from your divx foldersUpload entire series seasons' subtitles in 1 minute Autodetect languageof the subtitleLots of great feature, try it now...
How it works:
Subdownloader applies to the VideoFile a Moviehash function getting an unique 64 bit string.
It requests this string to a online databases which contains the subtitles. See the XmlRpc Api.
It downloads the choosen subtitle(s) from the server.