Barco DC Toolset Guide de l'utilisateur télécharger pdf (Page 40)

3. Configuration Wizard

Image 3-43

Contrast and color equalization

3.3.17 Black level Adjustment of the images

Why

For dark images, the overlap zone will be brighter then the rest of the images. Therefor we can rise

the

black level of the remaining image (excluding the overlap zone).

How to adjust

1. Check the checkbox Apply Bytelevel pattern to check the output projectors. (image 3-44)

2. Click on Next>> to apply the test pattern.

A log window will be displayed in which you can follow the process.

3. If you want to change the test pattern, click on the drop down box and select the desired p

attern. (im-

age 3-45)

Note: Be sure that Active is checked.

Tip: Bytelevel (black) is the best test pattern to adjust the black level.

4. Adjust the black level for all screens at the same time or screen by screen. To make the choice, click

on the drop down box and make your selection.

5. If you want to set the value for Red, Green and Blue to the same value, check ItemR,G,B.

6. If you want to link Red, Green and Blue to increment with the same value,

check Link R, G, B.

7. Adjust the black level by adjusting Red, Green and Blue until the black level of area A is equal with B,

C etc. (image 3-46)

Image 3-44

Send blacklevel test pattern

Image 3-45

Black level adjustment

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Barco DC Toolset Guide de l'utilisateur Page 40