We already showed how you can use the STAMP add-in for PowerPoint to manually add captions for videos right inside PowerPoint. While manually adding captions is a great way to get easily started, professional organizations use TTML files. TTML files are markup files, not too different in structure from the HTML web pages, and typically they have the XML file extension.
Explore the structure of TTML XML files that can be used within the STAMP add-in for PowerPoint.
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