Accessibility/Video a11y resources
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This page collects resources related to video accessibility.
Contents
Example data files
Videos with auditive annotations:
RealMedia player examples (probably SMIL)
Examples of different subtitle formats:
- Sources for example files: has a list of links to subtitle sites
Existing software
A pretty good list from WGBH and captions.org
Here is an overview of 6 web-based authoring suites for captions.
Authoring Software
Any text editor creates text annotation formats - it then takes either a player that can synchronise the external text format with the video, or an encoder to encapsualte the text inside a video stream.
Open Source software:
- CMMLwiki allows creation of Ogg Theora/Vorbis/CMML
- Metavid allows creation of CMML
- Keystroke creates CMML, srt and plain text
- Arkaiv creates CMML
- command-line tool anxenc encapsulates CMML within Ogg
- command-line tool kateenc encapsulates kate within Ogg
- Accessible Media tools from the University of Toronto
- CapScribe: Mac only captioning tool
- JustTheCaps: caption editor for Mac and Windows
- Advene video annotation with multitrack annotations - can use ELAN, CMML, eaf, and srt
- Jubler for SSA, ASS, subrip, subviewer, MicroDVD, MPL2 and Spruce DVD Maestro
- D-subtitler for the Mac exports DVD subtitles to srt
- Gaupol platform-independent open source subtitle editor for multiple formats
- ksubtitle KDE based srt subtitle editor
Proprietary software:
- MAGpie from WGBH - captions and audio descriptions; Windows only - for DFXP (W3C TT), SAMI, SMIL, and QTtext
- URUSoft's Subtitle Workshop creates DVDSubtitle, SAMI, Sonic Scenarist, SubStation Alpha, SubViewer 1 & 2, TMPlayer formats, and custom formats
- Miyu creates subtitles in srt, ssa, edl, proprietary miyu, QTtext, sdl, SPU DVD, stl DVD
- SynchriMedia's MovCaptioner creates QTText, SMIL, Flash, srt, sub, stl, sami
- Manitu Group's Captionate, which produces markers, captions, and cue points for flash, with xml export
- VideoToolShed's SubBits subtitler or scc files
- Hi-Caption Studio for SAMI, Real Text
- MPEGRepair from PixelTools does Line 21 CC for MPEG (EDL files)
- Audio Annotation Tool from Project Pad for MP3 files in TRS (transcriber) format
- BBC annotatable audio - format unknown
- BelleNuit subtitler - proprietary xml format, described on site
- Captionate - xml import & export with their own format
- CaptionKeeper from WGBH - exports SAMI, SMIL, QTText from line-21 closed captions
- UniSay subtitler - probably just SAMI & QTtext
- AnnotationEdit from Zeitanker - exports multiple formats, including SSA, SCC, DFXP, stl, MicroDVD, Avid DS, MS Excel XML, QTtext, subrip
Captioning Services:
- List here, e.g. SubPly provides a flash plugin and creates captions in the language the customer is asking for
Playback Software
Open Source Software:
- JW Flash player plays externally referenced DFXP, e.g. http://ecorner.stanford.edu/authorMaterialInfo.html?mid=1532
- GRiNS player plays SMIL
- Ambulant player plays SMIL
- CMMLwiki plays Ogg Theora/Vorbis/CMML
- Metavid plays Ogg Theora/Vorbis/CMML
- liboggplay supports CMML & Kate
- Mplayer supports srt, DVD subtitles, VobSUB, MicroDVD, OGM, SubViewer, Sami, VPlayer, RT, SSA, AQTitle, JACOsub, PJS and player's own: MPsub (all externally referenced)
- VLC supports srt, MicroDVD, SubRIP, SubViewer, SSA1-5, SAMI, VPlayer, VobSUB (all externaly referenced), DVD subtitles, CMML, OGM (encapsulated)
Proprietary Software:
- Quicktime player plays externally referenced SMIL, 3GPP Text, internal cue points (chapter tracks) and QTtext tracks
- Real player plays externally referenced SMIL
- Windows Mediaplayer plays externally referenced SAMI & SMIL files
- YouTube flash player plays srt, subrip subtitles (externally referenced)
DVD ripping software
- VirtualDub with the VobSubRip plugin to extract DVD subtitles
- SubRip exports DVD subtitles to srt
