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Guidelines and Best Practices for Captioning Educational Video

These guidelines are a key for vendors who perform captioning for the DCMP. The information is also applicable to anyone providing captioning of all types of media at various levels.

Description Key

DCMP also provides guidelines for adding description to educational video in our Description Key.

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Captioning Key - About the Key

The first captioning of films in America occurred in 1951, three decades before the advent of closed captioning on broadcast television. It was performed by Captioned Films for the Deaf (CFD), the ancestor of DCMP, which became federally funded in 1958. Guidelines were developed at CFD to assist teams of teachers and deaf persons who wrote capt...Read More
From about captioning-key, guidelines
Captioning Key - Elements of Quality Captioning

Captioning is the key to opening up a world of information for persons with hearing loss or literacy needs. There are more than 30 million Americans with some type of hearing loss. Millions of others are illiterate, learning to read, or use English as a second language.
From about captioning-key
Captioning Key - Text

Mixed case characters are preferred for readability. However, capital letters are used for screaming or shouting.
From about captioning-key
Captioning Key - Language Mechanics

Use italics as follows:
From about captioning-key
Captioning Key - Presentation Rate

A reoccurring question about captioning is whether captions should be verbatim or edited. Among the advocates for verbatim are organizations of deaf and hard of hearing persons who do not believe that their right for equal access to information and dialogue is served by any deletion or change of words. Supporters of edited captions include par...Read More
From about captioning-key
Captioning Key - Sound Effects and Music

Sound effects are sounds other than music, narration, or dialogue. They are captioned if it is necessary for the understanding and/or enjoyment of the media.
From about captioning-key
Captioning Key - Speaker Identification

Establishing the identity of both onscreen and offscreen speakers is vital for clarity.
From about captioning-key
Captioning Key - Special Considerations

From about captioning-key
Captioning Key - Captioning Presentation Rate Research

This appendix is a research document which contains a conglomerate of studies related to both children and adults and how they view, read, and prefer captions. Initially, it seems to be common sense that verbatim captioning is the ideal, the mark of true equal access. However, it may be possible for spoken audio to be delivered so quickly that m...Read More
From about captioning-key
Captioning Key - Numbers

Experts don't always agree on rules for writing numbers or numerals. Captionists should follow a standard style manual, remembering to be consistent, or use this relatively detailed overview.
From about captioning-key
Captioning Key - YouTube

Google offers an “auto caption” feature for YouTube uploads by which text-to-speech software attempts to automatically generate captions from a video’s soundtrack. If you’d like slightly more control over the content of your captions, Google has also implemented “automatic caption timing.” To use this feature, simply transcribe all of the words ...Read More
From about captioning-key
Captioning Key - Tools for Creating Captions

From about captioning-key
Captioning Key - Accessibility Vendors

The Described and Captioned Media Program maintains an online listing of captioning service vendors. Please complete the form below to add your company to the listing.
From about captioning-key

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Guidelines and Best Practices for Captioning Educational Video

Description Key

Posts

Captioning Key - About the Key

Captioning Key - Elements of Quality Captioning

Captioning Key - Text

Captioning Key - Language Mechanics

Captioning Key - Presentation Rate

Captioning Key - Sound Effects and Music

Captioning Key - Speaker Identification

Captioning Key - Special Considerations

Captioning Key - Captioning Presentation Rate Research

Captioning Key - Numbers

Captioning Key - YouTube

Captioning Key - Tools for Creating Captions

Captioning Key - Accessibility Vendors

Topics