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318 Appendix A Command Reference

Extended-From-Content Aperture Map

Class Format parameter setting - HDMI active video

Description Maps CXAR-shaped image content into the extended EXAR-shaped aperture.

Command syntax EXCX code

0 to 131071 (in decimal)

The mapping code is made up of three binary field codes as follows:

• Bits 0-2 are the Squeeze/Stretch (“S”) field code

• Bits 3-9 are the Letterbox/Pillar (“L”) field code

• Bits 10-16 are the Safe Area (“K”) field code

To determine the proper mapping code, follow these steps:

1. Using the table below, determine the proper “S” field code for bits 0-2.

Squeeze/Stretch Method

“S” Field Code

Undo Non-Linear Squeeze

Bit 2 Bit 1 Bit 0

Disabled (scaling is uniform) 0 0 0

Linear Squeeze (anamorphise) 0 0 1 S

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Quantum Data 802R Guide de l'utilisateur Page 328