Internet and CD-ROM Captioning and Subtitling The audio from prerecorded programs can be converted into captions and delivered for Webcasts or playback on computer networks or individual computers using media players. A digital video file (Quicktime, Mpeg-1, or AVI) is preferred to ensure proper synchronization. The file can be delivered on CD or over the Internet using ClosedCaptioned.ca's FTP site. ClosedCaptioned.ca's talented captioning staff will provide a caption file back to you via the Internet. Caption files for streaming media players can be provided in standard file formats for RealPlayer, QuickTime and Microsoft Media Player. Internet Subtitling ClosedCaptioned.ca Internet Subtitling service provides translations of your audio content into standard subtitling text formats that can be displayed using any widely available media player.