Download - Making Lecture Capture Accessible and Captioning Technology for Interactive & Searchable Access
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Making Lecture Capture Accessible and
Captioning Technology for Interactive & Searchable Access
ATIA 2013, January 30, 2013
Tole Khesin
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Agenda
Captioning basics
Process
Accessibility legislation
Value propositions
Beyond captions
Demos
Open discussion
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What Are Captions?
• Captions are text that is time-synchronized with the media
• Captions convey all spoken content as well as relevant sound effects
• Originated in the early 1980s from an FCC mandate for broadcast TV
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What Are Captions?
Terminology
• Captioning vs. Transcription
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What Are Captions?
Terminology
• Captioning vs. Transcription
• Captioning vs. Subtitling
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What Are Captions?
Terminology
• Captioning vs. Transcription
• Captioning vs. Subtitling
• Closed Captioning vs. Open Captioning
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What Are Captions?
Terminology
• Captioning vs. Transcription
• Captioning vs. Subtitling
• Closed Captioning vs. Open Captioning
• Post Production vs. Real-Time
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How Are Captions Used?
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Accessibility Laws
Section 504 “No individual, solely by reason of her or his disability…be denied the benefits of any program, service, or activity…”
Section 508 “All training and informational video and multimedia productions must contain captions …”
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Accessibility Laws
21st Century Communications & Video Accessibility Act (CVAA) “Closed captioning on video programming delivered using internet protocol….”
Section 504 “No individual, solely by reason of her or his disability…be denied the benefits of any program, service, or activity…”
Section 508 “All training and informational video and multimedia productions must contain captions …”
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Accessibility Laws
CVAA Phase-In Timeline Phased In: All prerecorded programming that is not edited for Internet distribution
Mar 30, 2013: Live & near-live programming originally broadcast on television.
Sep 30, 2013 : Prerecorded programming that is edited for Internet distribution.
Mar 30, 2014: Archival programming
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Value Propositions
• Accessible for deaf and hard of hearing
• For ESL viewers
• Flexibility to view anywhere, such as noisy environments or offices
• Search
• Reusability
• Navigation, better UX
• SEO/discoverability
• Used as source for translation
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Captioning Process
1. Upload 2. Download 3. Publish
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Step 1. Upload Media Files
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Step 2. Download Captions File
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Step 3. Publish Captions
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Captions Formats
Common Caption Formats
SRT YouTube and other web players
DFXP Flash players
SCC iPods, iTunes, DVD encoding
SAMI Windows Media
QT QuickTime
STL DVD Studio Pro
CPT.XML Captionate
SBV YouTube
RT Real Media
WebVTT Emerging HTML5
Custom XML Custom formats
Custom Text Custom formats
SRT Example
Emerging standards for HTML5
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Simplifying the Workflow Video Player / Platform Integrations
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Captions Plugin
• Works with most video players
• Searchable • Supports multiple
languages
• SEO boost • Customizable • Free
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Beyond Captions
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Demos
• Implementations of captions + transcripts
• Examples of automated captioning workflows
• Searchable, interactive video libraries
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Results @ MIT OpenCourseWare
97% of students said interactive transcripts enhanced their learning experience
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Results @ MIT OpenCourseWare
95% of Students were able to find desired content using the search features
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Results @ MIT OpenCourseWare
Usefulness of interactive transcript features
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Results @ MIT OpenCourseWare
97% of students said the interactive transcripts were easy to use
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Results @ MIT OpenCourseWare
95% of students recommended that interactive transcripts be added to all
OCW videos
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Resources
http://www.3playmedia.com/how-it-
works/overview/
Questions
Tole Khesin 3Play Media [email protected] Tel (415) 298-1206