MediaMosa 3.x Release  & Transcripting Project - Community day - 8 december 2011

Frans Ward
Technical Product Manager
SURFnet Advanced Services

MediaMosa 3.x Release
& Transcripting Project

MediaMosa Community Day
Utrecht, December 8, 2011 - SURFnet. We make innovation work
`
Tuesday, December 13, 11

OVERVIEW

• 15.00 - 15.10
MediaMosa 3.0 release

• 15.10 - 15.25
Transcripting Technology

• 15.25 - 15.30
Q&A



MediaMosa Status
Latest stable release on
Github
Release 3.0.7

• In production on the VP-Core platform
as of november 16, 2011

• Release Notes / Changelog:
http://www.mediamosa.org/trac/ticket/519

• Sourcecode:
https://github.com/mediamosa/mediamosa

1 SURFnet. We make innovation work


MediaMosa 3.0
Focus on open interfaces, open standards and OpenSocial

MediaMosa OpenAPI interface:
Own interface in MediaMosa for support for
open REST calls and other related functions:
• Search
• oAuth
• oEmbed
• open upload
Open standards:
• JSON, ATOM feed
OpenSocial:
• a common API for social applications across multiple websites



New Feature: Open API
• OpenAPI support
- Search
- oAuth
- oEmbed
- Open upload

• MediaMosa OpenAPI interface
Own interface in MediaMosa for support for open REST calls and other
related functions

OpenAPI search with "alt" parameter:
http://openapi.acceptatie.vpcore.snkn.nl/openapi/search?query=test&alt=rss
Allowed values are 'xml', 'atom', 'rss', 'json'.

• http://openapi.acceptatie.vpcore.snkn.nl/openapi/search?
query=test&alt=atom
• http://openapi.acceptatie.vpcore.snkn.nl/openapi/mediaItems/



New Feature: oAuth
• What is oAuth
- An open protocol to allow secure API authorization

• How does it work?
- Websites or software that supports oAuth
- Websites or software that knows MediaMosa REST

• What are the use-cases;
- External website/software that wants to copy media
- External website/software that supports video editing

• For more information;
- http://oauth.net/
- http://mediamosa.org/api
- http://mediamosa.org/trac/ticket/10



New Feature: oEmbed
• What is oEmbed?
- oEmbed is an open API format designed to allow embedding content
from a website into another page. This content is of the types photo,
video, link or rich. (converting a URL into an embed code)

• How does it work?
- A external website does a call to a front-end website that supports
oEmbed.
- MediaMosa will provide the REST calls to return the embedded
information

• What are the use-cases;
- Websites that want to support embedding of their MediaMosa media
in external websites

• For more information;
- http://www.oembed.com
- http://mediamosa.org/api
- http://mediamosa.org/trac/ticket/413



New Features: Other
• PDF Support
- PDFinfo: Integrated analyzer for meta data parsing
- PDF2SWF: Converts PDF to SWF to enable to view PDF
inside website (http://www.swftools.org/)

• Image Support
- ImageMagic tool: Convert, Edit, and Compose Images
http://www.imagemagick.org/
- Exiv2: Manipulate the Exif metadata of images
http://www.exiv2.org/

• Watermarking
- Allows stills to be watermarked

• Users can now be in more than one (quota) group
- No longer 1 on 1 relation between users and groups

• Status page improvements
- More information
- Real time and cached information


MEDIAMOSA TRANSCRIPTING TECHNOLOGY

Disclosure
of
audiovisual
archives

• The number of AV-archives on the Internet
increases rapidly
• Archiving is not enough: disclosure and reusing is
required!
• The use of speech technology is needed
(Reduce human effort).

UK National Film and Television Archive, Berkhamsted
http://www.ﬂickr.com/people/footage/




Disclosure
of
audiovisual
archives





Disclosure
of
audiovisual
archives

increases rapidly.





Disclosure
of
audiovisual
archives

increases rapidly.
• Archiving is not enough: disclosure and reusing
is required!





Disclosure
of
audiovisual
archives

increases rapidly.
is required!
• Adding Metadata is the key component here.





Disclosure
of
audiovisual
archives

increases rapidly.
is required!
• Adding Metadata is the key component here.
• The use of speech technology is needed
(Reduce human effort).



Adding metadata, the traditional approach:
Manual annotation

Huge amount of work
and no time-coded relations with video



Adding metadata, the new approach:
Using speech-to-text technology for
metadata generation
Audio Extraction

Speech Recognition
(Speech-to-Text)
Time-coded Transcript

Indexing and Search:
Search on fragment level



The Technology Scout Project. The process is complex...



SCOUTING PROJECT
Lecture Recording

End User • Recording of Teacher
Application • Recording of Slides
• Reference material

Transcription Multi-Source
MediaMosa
by Spraak / Player
Cmu Sphinx
• Recognize the Speech • Transcode into audio • Enhanced Search
• Produce time-coded • Store all into an asset • Optional Subtitles
Transcript • Mashup info



MEDIAMOSA TRANSCRIPTING PROJECT



MEDIAMOSA TRANSCRIPTING PROJECT
Subtitles:



MediaMosa 3.5 release
Focus on transcription technology (speech-2-text) and ﬂexible
workﬂows

• Development is started
• beta release available: december 2011



WWW
MediaMosa Directions
http://mediamosa.org

Online Demo
Q&A
http://demo.mediamosa.org
sa
MediaMo
Forum MediaMosa
http://mediamosa.org/forum
MediaMosa

Issue Tracker
http://mediamosa.org/trac

Source Code
https://github.com/mediamosa

Slideshare
ur
http://www.slideshare.net/MediaMosa
yo
or
Twitter s f n!
http://twitter.com/mediamosa ank t io
Th en
att



MediaMosa 3.x Release  & Transcripting Project - Community day - 8 december 2011

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