GIMP tools - BDA

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Select the operation from the Operation drop-down list and only then adjust the
settings.
Working with this tool is very similar to working with filters.
TASK. Open pan_1.jpg and select GEGL for colour adjustment. Adjust the following
settings:
Operation – Brightness-Contrast. Set Brightness at 0.44, Contrast at -0.96.
Operation – Color temperature. Set Original Temperature at 4640.00, and
Intended Temperature at 10440.
Operation – box-blur. Set Radius at 3.50.
1. Open pan_1.jpg through FileOpen .
2. Access the tool through ColorsUse GEGL. Select the tool and click on the
opened image. The GEGL Operation dialog box opens.
3. Select Brightness-Contrast in the Operation drop-down list.
4. Adjust the following settings:
Brightness at 0.44
Contrast at -0,96
a) Original image b) Image with the settings adjusted
5. Press the Cancel button in the GEGL Operation dialog box.
6. Select Color Temperature in the Operation drop-down list.
7. Adjust the following settings:
Original Temperature at 4640.00;