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Photomontage >

4.2 – Using GIMP >

Erase Part of a Layer

1 – Mac Students

When you see Ctrl in the tutorial, use the Cmd key instead.

2 – Erase Part of a Layer

1) Click the top layer to make it active.

2) Right click on the layer and select Add Alpha Channel.

It's near the bottom of the menu.

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3) Select the Eraser tool.

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4) As needed, change the brush setting in the lower left corner of your screen.

The red numbers below refer to locations on the second screenshot below.

1) 100% opacity means the brush removes all of the image.

Lower the opacity percentage to remove less.

2) Click to open the brush menu to select a brush type.

The default brush (circled in red below) is a good starting point.

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3) Click the arrows to change the size of the brush.

You can also use the bracket keys on your keyboard.

[ – Smaller

] – Larger

4) Hardness is another term for feathering.

See the hardness examples below.

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