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Captioning Online Media. An introductory guide for colleges and universities Mary Reilly Captioned Media Specialist Services for Students with Disabilities University of Michigan reillym@umich.edu 734.763.3035. Five Basic Steps. Download the video Create a transcript
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Captioning Online Media An introductory guide for colleges and universities Mary Reilly Captioned Media Specialist Services for Students with Disabilities University of Michigan reillym@umich.edu 734.763.3035
Five Basic Steps • Download the video • Create a transcript • Generate a SubRip (.SRT) caption file • Add the SRT file to the video • Playback the video
YouTube Automatic Captions Transcripts have to be 97-100% accurate to be comprehensible to a reader. no classes in Nepal and nothing else that’s more inflation index is better than anyone
Terminology • Open Captions • Permanently displayed on screen • Closed Captions [CC] • Embedded in video; can be turned on/off • Captions vs Subtitles • Closed captions: English / native language • Subtitles: Foreign Language • Subtitles for Deaf/Hard of Hearing [SDH] • Lay “over” the video file
Terminology • Captions vs Transcripts • Transcripts in and of themselves fulfill accessibility considerations. • Captions not only display words as the textual equivalent of spoken dialogue or narration they also include speaker identification, sound effects, and music description.
Mac OS X, File Formats, & Players • Macintosh vsMicrosoft Windows operating systems • Mac OS X recommended for videos / digital media • MPEG4 / MOV video file formats • High quality and half the storage space • Playback on QuickTime Player • Self-contained Video • QuickTime Player (version 10 and 7) • QuickTime Player 10 – used for audio/video recording • QuickTime Player 7 – (older version) used to extract audio
Step 1: Download the Video There are several ways and methods to download videos off the Internet. • Factors: Operating System (OS), Internet browsers • A good summary to find a tool that works for you: “16 Alternative Ways to Download Online Videos” http://www.hongkiat.com/blog/download-youtube-videos/
Download Videos via Web Services KeepVid: www.keepvid.com • Mac platform (free), Google Chrome (not supported)
Download Videos via Browser Extensions / Plugins Video DownloadHelper (Firefox) • https://addons.mozilla.org/en-US/firefox/addon/video-downloadhelper/
Download Videos from Desktop YTD Video Downloader • http://www.ytddownloader.com/mac/
YTD Video Downloader Example • YouTube URL: http://www.youtube.com/watch?v=cKq1LuzS1f8
Step 2: Create a Transcript Separate the audio track from the video • Open MP4 video in QuickTime Player 7 • Go to Window menu • Choose ‘Show Movie Properties’ • Extract ‘Sound Track’ • Save as ‘AUDIO [title]’ in folder with video
Extract audio file from QuickTime Player 7 • YouTube URL: http://www.youtube.com/watch?v=rO4-QwtFtp4
Professional Transcriptionists Medical transcribers • Price: $.12-15 per line • Send video/audio files via Skype • Turnaround: 24-72 hours depending on length and priority
Online Captioning Services • Automatic Sync Technologies • http://www.automaticsync.com/captionsync/
Automatic Sync Technologies • Turnaround: 72 hours (usually sooner) • $159/hour ($2.65/min) for transcript + caption (SRT) file
Online Captioning Services • 3PlayMedia: http://www.3playmedia.com/ • Turnaround: 4 business days • $150/hour ($2.50/min) • transcript + subtitle/caption file (SRT file)
Do-It-Yourself Online Transcription Amara (Universal Subtitles) – http://www.amara.org • Follow the steps / tutorial videos to transcribe and time code video
Dictation (App) Dictation (Google Chrome App) – http://ctrlq.org/dictation/ • Need to have a microphone installed on computer
Save Transcripts with UTF-8 Encoding • Save all transcript files as Plain Text Document (TXT) files • Read text as: Unicode (UTF-8)
Generating SRT Files Using Amara • When captioning is complete… • Click on ‘English’ • Click on ‘Download Subtitles’ • SRT file will be downloaded to computer • Save to Desktop or file folder
Step 4: Add SubRip (SRT) files to Video • iSubtitle – http://www.bitfield.se/isubtitle/ ($20)
Creating [SDH] Video in iSubtitle • YouTube URL: http://www.youtube.com/watch?v=hUpCAbXyWMM
Creating [CC] Video in MacCaption • YouTube URL: http://www.youtube.com/watch?v=YIE2bWQst00
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Step 5: Where to Play This Video? • Course/Learning Management Software • Course Tools (CTools), Blackboard, Desire2Learn, Moodle, etc. • Videos can be uploaded to site • Most videos are less than 50MB • Flash Drive / CD • Give hard copy to professor / student • Be sure to explain how to view captions/subtitles in QuickTime Player
Five Basic Steps • Download the video • Create a transcript • Generate a SubRip (.SRT) subtitle file • Add the SRT file to the video • Playback the video
Questions? Mary Reilly Captioned Media Specialist Services for Students with Disabilities University of Michigan reillym@umich.edu 734.763.3035