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Edit D.1.1 Note for clarity #601

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Mar 25, 2025
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Edit D.1.1 Note for clarity #601

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786365a
Rewrite D.1.1 Note
nigelmegitt Feb 27, 2025
666ee70
Merge branch 'main' into issues/0551-update-wcag-1-1-1-note
palemieux Mar 25, 2025
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11 changes: 6 additions & 5 deletions imsc1/spec/ttml-ww-profiles.html
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Expand Up @@ -4216,11 +4216,12 @@ <h4>Success Criterion 1.1.1 Non-text Content</h4>
information to the <a>text alternative</a> in cases where styling is applied to the text image with a deliberate
connotation, as a <em>functional</em> replacement for the applied style.</p>

<aside class="example">Considering a subtitling and captioning practice where italics are used to indicate an off screen
speaker context (for example a voice from a radio), an author can choose to include this functional information in the text
equivalent; for example, by including the word "Radio: " before the image equivalent text. Note that images in an <a>Image
Profile</a> <a>Document Instance</a> that are intended for use as <em>captions</em>, i.e. intended for a hard of hearing
audience, might already include this functional information in the rendered text.</aside>
<aside class="example">Considering a subtitling and captioning practice where styling is used to convey meaning,
for example using italics to indicate an off screen speaker context such as a voice from a radio,
an author can choose to describe this sense in the text equivalent;
in this example, by including the word "Radio: " before the image equivalent text.
Note that images in an <a>Image Profile</a> <a>Document Instance</a> that are intended for use as <em>captions</em>,
i.e. intended for a hard of hearing audience, might already include this styling in the rendered text.</aside>

<p>During authoring, the <a data-cite="ttml2#metadata-value-named-item"><code>altText</code> named metadata item</a> can be
used to associate a simple text string with an image to, for example:</p>
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