osdc 2009, metavidwiki: when you need a web video solution
DESCRIPTION
Presentation of Metavidwiki, a video wiki with temporal URI fragment addressing, video embedding etc on Ogg filesTRANSCRIPT
MetaVidWiki: when you need a web video solution
Silvia Pfeiffer and John Ferlito
Vquence
OSDC, 4th Dec 2008
Overview
• Open Codecs
• Mv_embed
• MetaVidWiki– Search– Video Stream View– Sequencer
• When to use MetaVidWiki
Open Codecs
Alternatives to Flash
HTML5 baseline codec?
What about CMS support?
Preparing content
• FFMpeg2theora: transcoding from other formats to Ogg Theora/Vorbis
ffmpeg2theora --sync $inputfile -p preview -o $file.ogv
Preparing content
• Mplayer: create thumbnails
mplayer -ss 120 -frames 1 -vo jpeg $file.ogv
Preparing your server
Aim: time offset serving of content
• Apache with mod_annodex
• oggzchop cgi
Require Xiph and Annodex libraries.
Debian packages available.
mv_embed
• Javascript library for in-browser Ogg Theora/Vorbis support
• Embed video into web page
<video src="$file.ogv">
• Also supports playlists
<playlist src="$file.xsfp">
What mv_embed does
• Native Browser support for video tag• Native Browser support for Ogg
Theora/Vorbis• application/ogg browser plugin
– Vlc– Mplayer– Totem– XiphQT
• cortado
http://metavid.org/w/index.php/Mv_embed
MetaVidWiki
Debian package available.
Search
QuickTime™ and a decompressor
are needed to see this picture.
Video Stream View
QuickTime™ and a decompressor
are needed to see this picture.
Sequencer
QuickTime™ and a decompressor
are needed to see this picture.
Upload
QuickTime™ and a decompressor
are needed to see this picture.
When to use Metavid
If your needs are as follows:
• Long-form video• Annotation needs• Structured Search• Online video editor
Metavid is your solution.
Questions?
http://www.metavid.org/