Best Practices
Captions are best when they are:
- Errorless captions are the goal for each production.
- Synchronized with the audio and displayed with enough time to be read completely.
- Not obscured by, nor do they obscure, the visual content.
- Under 30 characters per line.
- No more than two lines on the screen at a time.
Tips for Captioning Dialogue:
- Write exactly what the speakers are saying.
- Use italics or write “(off-screen)”/ “(VO)” (for voice-over) when speakers cannot be seen.
- Identify speakers by name, or role (i.e. Man 1), when it is not visually clear who is s All speaker identification should be lowercase unless this identification is being used as a proper noun.
- Identify hard to hear dialogue as “[unintelligible]” or “[inaudible]”.
- Identify screaming/shouting by using all capital letters (i.e. “HELP!”)
Tips for Captioning Non-Dialogue Sounds:
- Sound Effects should be shown in captions by brackets “[ ]” – NOT parentheses – to separate them from dialogue. Always name the object making the sound as what it is (i.e. “[engine revving]” or “[clock ticking]”). This creates meaning to those viewing content.
- Establish that a sound stopped (i.e. “[clapping stops]”) or that there is a sudden silence (i.e. “[silence]”).
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- Always identify if a sound or music fades away slowly (i.e. “[cheering slowly fades]”).
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- If a speaker is moving their lips without dialogue, identify this with “[mouths words]” or “[inaudible]”
- Distorted sounds should be identified by the type of distortion (i.e. “[muffled]” or “[echoing]”).
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- Also identify when the distortion ends.
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Tips for Captioning Music:
- Name the song/artist or the instrument and identify with music notes (i.e. “♪ As It Seems by Lily Kershaw ♪” or “♫ saxophone ♫”).
- If the song, artist, and/or instrument is unknown, do your best to describe tone/mood of the music (i.e. “♫ somber music ♫” or “♪ eerie music ♪”).
Other Tips for Captioning:
- Automatic captions will need manual edits to ensure accuracy.
- Be Consistent. Uniformity in style and presentation of all captioning features is crucial for viewer understanding. Please be consistent in the spelling of words throughout the media.
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- This includes vocabulary that can be spelled either as one or two words or in hyphenated form.
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- Equal access requires that the meaning and intention of the material is completely preserved.
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- If it holds value for someone with access to the full audio, you need to caption it.
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- Do not emphasize a word using all capital letters except to indicate screaming or shouting.