ETM+ Yellow/Blue Filter
Back to Tutorials | Back to ETM+ Image Processing | Next Page
Below you can see I have re-ordered the layers putting "RED" on top.
To reorder the layers, click and drag on the layer you want to move. Drag it above the layers you want to move it above, then release.
Click on the image for a larger view.
Make sure you have the "RED" layer, in the floating "Layers" tool window, selected, then select the "RED" action in the floating "Actions" tool window. Click on the play button at the bottom of the floating "Actions" tool window. The image layer should turn a bright red as shown in the image below.
Click on the image for a larger view.
Select the "GREEN" layer, in the floating "Layers" tool window. Then select the "GREEN" action in the floating "Actions" tool window. Click on the play button at the bottom of the floating "Actions" tool window.
Click on the image for a larger view.
The image will stay bright red, (this is because the "RED" layer is still over top of the "GREEN" layer) but note that the "GREEN" layer in the floating "Layers" tool window has now turned a bright green. This is the expected result.
Click on the image for a larger view.
Select the "BLUE" layer, in the floating "Layers" tool window. Then select the "BLUE" action in the floating "Actions" tool window. Click on the play button at the bottom of the floating "Actions" tool window.
Click on the image for a larger view.
The image will again stay bright red, (this is because the "RED" layer is still over top of both the "GREEN" layer and "BLUE" Layer) but note that the "BLUE" layer in the floating "Layers" tool window has not turned a bright blue. This is the expected result.
Click on the image for a larger view.
Right click on the layer named "RED" with the bright red tint to it. Navigate the popup menu to "Blending Options".

Unselect all three channels marked in the image below as "R", "G", and "B". Then click the "OK" Button.

Right click on the layer named "GREEN" with the bright green tint to it. Navigate the popup menu to "Blending Options".

Unselect all the two channels marked in the image below as "R" and "G". Then click the "OK" Button.

Click on the little circle containing the arrow pointed to the right at the top right corner of the floating "Layers" tool window.
Navigate the popup menu to "Flatten Image" as shown in the image below.

The result will should be the following image. I know it's dark and fixing that is our next priority as you will see.
Click on the image for a larger view.
Back to Tutorials | Back to ETM+ Image Processing | Next Page