Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Frame Rate(also: Frames Per Second, FPS, Frame Frequency)
- Frame rate is the number of still images (frames) displayed or captured per second in a video stream, usually measured in frames per second (fps). Common values include 24 fps (cinema), 30 fps (US broadcast), and 60 fps (high-motion content); video calling and streaming systems…
- Freeze Frame(also: Video Thumbnail, ASL Freeze Frame)
- In the context of ASL video interfaces, a freeze frame is a static image captured at a recognizable moment of an ASL sign, used as a visual label or thumbnail for video content. Freeze frames allow Deaf users to quickly scan, identify, and select content without watching full…
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