captioning online media: an introductory guide for colleges and universities
DESCRIPTION
This presentation will discuss the methods used to provide video captioning in the classroom and on course management software. The session includes a demonstration of techniques to caption YouTube videos and other short video clips using free Internet applications. It is designed for participants who are interested in learning more about the video captioning process.TRANSCRIPT
CAPTIONING ONLINE MEDIA An introductory guide for colleges and universities Mary Reilly Captioned Media Specialist Services for Students with Disabilities University of Michigan [email protected] 734.763.3035
Five Basic Steps 1. Download the video 2. Create a transcript 3. Generate a SubRip (.SRT) caption file 4. Add the SRT file to the video 5. Playback the video with captions
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 vs Microsoft 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)
KeepVid.com
Download Videos via Browser Extensions / Plugins Video DownloadHelper (Firefox)
• https://addons.mozilla.org/en-US/firefox/addon/video-downloadhelper/
Video DownloadHelper (Firefox)
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 a. Open MP4 video in QuickTime Player 7 b. Go to Window menu
1. Choose ‘Show Movie Properties’ c. Extract ‘Sound Track’ d. 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
MEDI-TRAN Invoice March 2013 # Document Custom Lines Rate Amount
1 Oprah_20th _Anniversary_AIDS_Clip-True_Transcipt.doc 127.81 0.12 15.34
2 Cynthia_Clip-True_Transcript.doc 23.81 0.12 2.86
3 Cynthia_Film-True_Transcript.doc 28.04 0.12 3.36
4 Cynthia_QuickTime-True_Transcript.doc 21.47 0.12 2.58
5 Dentist_Negotiation.doc 32.98 0.12 3.96
6 Murphy_Brown_Negotiation-True_Transcipt.doc 154.26 0.12 18.51
7 Miss_Representation-Official_Trailer-True_Transcript.doc 43.1 0.12 5.17
8 STATS_250-Lecture_02-21-13.doc 572.81 0.12 68.74
9 STATS_250-Lecture_02-26-13.doc 818.15 0.12 98.18
10 STATS_250-Lecture_02-28-13.doc 735.92 0.12 88.31
Subtotal: 5665.85 679.91
Total: 679.91
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)
Step 3: Generate a SubRip (.SRT file)
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
Download SRT file from Amara
CaptionSync & 3PlayMedia SubRip Files
CaptionSync 3PlayMedia Captioning Files
$69/hour Transcription Alignment
$1.25/min - $75/hour
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
What she’s really saying…
no color, nothing, no sexual orientation that makes us better than anyone else.
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 J
Five Basic Steps 1. Download the video 2. Create a transcript 3. Generate a SubRip (.SRT) subtitle file 4. Add the SRT file to the video 5. Playback the video with captions
Questions?
Mary Reilly Captioned Media Specialist Services for Students with Disabilities University of Michigan [email protected] 734.763.3035