CaptionSync produces a wide variety of output file formats to support captioning for broadcasts, DVDs, videotape, web players, video-sharing sites, and podcasts. Following is a list of the various output file extensions and what they are typically used for:
| Extension | Description |
|---|---|
| Transcripts and Support Files | |
| .CLEAN.TXT | Clean text transcript without any timing information, formatted with blank lines between speaker changes. |
| .TXT | Raw text transcript without any timing information but may contain sync markers (used for redos). |
| .ID | A simple XML file noting the original AST ID pertaining to the submission (only present for AST-Link submissions which are not Batched) |
| Web Result Types | |
| .ADB.XML | DFXP timed text for Flash 8, CS3, CS4 |
| .CPT.XML | XML captions for Captionate to encode into Flash video |
| .SRT | Captions for YouTube, older JW FLV Player or for DVD subtitles longer than 32 characters per line |
| .RIT.CAP.XML | XML captions for RIT’s Flash video component |
| .RIT.XML | + Pointer file to tell RIT’s Flash video component how to play the captions with the Flash video |
| .QT.TXT | Text track captions for QuickTime video or audio (.MOV, .MP3, .M4A, .M4V, .MP4, .WAV, …) |
| .QT.SMIL | + SMIL pointer file to tell the QuickTime player how to play the QuickTime text track captions with the QuickTime video or audio |
| .QTWRD.TXT | QuickTime word level text track captions for QuickTime video or audio (.MOV, .MP3, .M4A, .M4V, .MP4, .WAV, …). Words highlighted as spoken. |
| .QTWRD.SMIL | + SMIL pointer file to tell the QuickTime player how to play the QuickTime word level text track captions with the QuickTime video or audio |
| .QTWRDRVL.TXT | QuickTime word level text track captions for QuickTime video or audio (.MOV, .MP3, .M4A, .M4V, .MP4, .WAV, …). Words revealed as spoken. |
| .QTWRDRVL.SMIL | + SMIL pointer file to tell the QuickTime player how to play the QuickTime word level text track captions with the QuickTime video or audio |
| .QT.HTML.ZIP | HTML and QuickTime SMIL files to allow stand alone search with QuickTime video or audio |
| .KAR.TXT | QuickTime karaoke captions for QuickTime video or audio (.MOV, .MP3, .M4A, .M4V, .MP4, .WAV, …) |
| .KAR.SMIL | + SMIL pointer file to tell the QuickTime player how to play the QuickTime karaoke captions with the QuickTime video or audio |
| .SMI | SAMI captions for Windows Media video or audio (.WMV, .WMA, .ASF, .MP3, .WAV, …) |
| .ASX | + ASX pointer file to tell the Windows Media player how to play the SAMI text captions with the Windows Media video or audio |
| .WMP.TXT | Captions for embedding into Windows Media video (.WMV) |
| .RT | RealText captions for RealMedia video or audio (.RM, .RA, .MP3, .WAV, …) |
| .RT.SMIL | + SMIL pointer file to tell the RealPlayer how to play the RealText captions with the RealMedia video or audio |
| .RT.HTML.ZIP | HTML and RealMedia SMIL files to allow stand alone search with Real Media video or audio |
| .LRC | MP3 Lyric file |
| .APRESO.XML | XML captions for Apreso and Echo360 |
| .IT.XML | iTunes chapter data captions for iTunes audio (.M4A, .M4B) |
| .3GP.XML | Apple’s version of 3GPP Timed Text files for subtitling QuickTime, iTunes, iPod, iPhone content |
| .DFXP.XML | DFXP timed text for Flash with begin/end tags |
| .ETEACH.TXT | eTeach captions |
| Broadcast Result Types | |
| .CAP | Cheetah binary captions |
| .ASC | Cheetah text captions |
| .XMS | Rapidtext captions |
| .SCC | Drop-frame timecode version of DVD captions for Sonic Scenarist, DVD Studio Pro, Encore, and others (Important for DVD Studio Pro that the timecode of captions match the timecode of the MPEG video). Also used to caption content for iTunes, iPods, and iPhones (see our Podcast page for info). |
| .NDF.SCC | + Non-drop-frame timecode version of DVD captions for Sonic Scenarist, DVD Studio Pro, Encore, and others (Important for DVD Studio Pro that the timecode of captions match the timecode of the MPEG video) |
| .SRT | Subtitles for SubRip |
| .STL | Drop-frame timecode version of DVD subtitles for DVD Studio Pro (Important that the timecode of subtitles match the timecode of the MPEG video) |
| .NDF.STL | + Non-drop-frame timecode version of DVD subtitles for DVD Studio Pro (Important that the timecode of subtitles match the timecode of the MPEG video) |
| .ADB.TXT | Drop-frame timecode version of DVD subtitles for Encore |
| .ADB.NDF.TXT | + Non-drop-frame timecode version of DVD subtitles for Encore |
| .DVDIT.TXT | Subtitles for Sonic DVDit |
| .SONIC.SUB | Subtitles for Sony DVD Architect and for Sonic DVD Creator |
| .AVIDDS.TXT | Subtitles for the Avid DS system |
| .AVIDDVD.TXT | Subtitles for Avid DVD by Sonic |
| .MICRODVD.SUB | Subtitles for MicroDVD; used by many programs to format subtitles, including mplayer |
| .PAL.STL | PAL timecode version of DVD subtitles for DVD Studio Pro (Important that the timecode of subtitles match the timecode of the MPEG video) |
| Search Result Types | |
| .XML | Pictron XML search data |
| .SDF | AST search data file |
| .GV.TXT | Google Video (timestamped) transcript |
| .SRT | VideoBank search data |
