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3. Advanced Commands

3.7 Viewport Area, Write

Description

Sets the area for the viewport which allows to select an area of the image (window in PiP or full screen mode ).

Image 3-7

Command

Command [0]

\x20

Command [1]

\xB5

Data

Data[0] = by

Flag : mask byte

bit 0 = position : bit 0 = 0, position remains unchanged ; bit 0 = 1, position is adapted

Bit 1 = size : bit 1 = 0, size remains unchanged ; bit 1 = 1, size is adapted

Data[1 ...2] = wX : word (2 bytes) representing the X start position from the Left of the viewport relative to the desktop (image). The

value is a percentage of the desktop’s width x 10000

Data[3 ...4

] = wY : word (2 bytes) representing the Y start position from the Top of the viewport relative to the desktop (image). The

value is a percentage of the desktop’s height x 10000

Data[5 ...6] = wCX : word (2 bytes) representing the width of the viewport relative to the desktop (image). The value is a percentage

of the desktop’s width x 10000

Data[7 ..

.8] = wCY : word (2 bytes) representing the height of the viewport relative to the desktop (image). The value is a percentage

of the desktop’s height x 10000

3.8 Viewpo

rt Area, Read

Descr

iption

Returns the viewport area.

R5976884 RLM SERIES 04/04/2006

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Barco RS232 Bedienungsanleitung Seite 117