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CTA 708.1-2012 (R2017) (ANSI)
Digital Television (DTV) Closed Captioning: 3D Extensions
This standard specifies signaling to allow CTA-708 caption services to be rendered with stereoscopic 3D program content. CTA-708.1 defines the syntax and semantics of the SetDepth command. SetDepth is a variable-length command delivered in the C3 code set as defined in CTA-708.
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American National Standards Institute [ansi]