gimp erase to transparent all of one color

Gimp erase to transparent all of one color free#

Right now, you have selected your subject, but you need the background to be selected in order to remove it. If you’re happy with the result, click Select. You can enable and disable the preview on the pop-up window to see how it looks. This is because you now have to manually brush the entire subject.Īgain, it doesn’t need to be super precise – but you should adjust the brush size to avoid painting over the background when you’re close to the edges. Notice how the cursor changed the icon now it’s the one from the Brush tool. Now you’ll notice that your image is divided into a dark blue area in the background and a light blue area in the foreground. Keep drawing until you reach the starting point again. So, you use it in the same way.Ĭlick on a starting point and draw a rough outline of the foreground – you don’t have to worry about precision here.

Gimp erase to transparent all of one color free#

The first step of the Foreground selection uses the Free Select tool – that’s why the cursor has the lasso icon now. Once you activate it, you’ll notice your cursor changes into the icon of the Lasso tool. Make sure you set the Engine to Matting Global on the options panel because Matting Levin seems to have a bug in many GIMP versions. Step 2: Enable the Foreground Select toolĮnable the Foreground Select tool by clicking on its icon in the toolbox. You’ll find this option by right-clicking on the image layer. If you want to have your image background transparent, you need an alpha channel. This tool is dedicated to background removal or alteration, asking for little input from the user. Now press Delete to remove the background. Since the Fuzzy Select tool works only on areas that are touching, you might find that parts of the background remain unselected.įor example, check the space between the legs or arms if your subject is a person (like in the above image). Of course, it depends on each image and how many color gradients are in the background. I found this is the most accurate way to select the entire background.

Now, click again close to the edge of the previous selection and carry on. Then, slowly turn back until you reach the last point where you are satisfied, then let go. Click and drag the tool until it starts to select something you don’t want. You can also make the selection in parts. If it’s not behaving as expected, try clearing the selection and starting over by clicking on a different point. The starting point makes a big difference when using the Fuzzy Select tool. Make sure you enable Antialiasing and Draw Mask – this last one allows for a color overlay that shows you what’s being selected.Īlso, tick the Feathering option and select the Radius value depending on how much feathering you want.Ĭlick on the background, drag the cursor up or down, and check the overlay to see how the selection is going.

On the tool options panel, you’ll find different settings that allow you to tweak how the Fuzzy Select tool works. Step 3: Adjust the Fuzzy Select Tool settings Alternatively, you can use the keyboard shortcut by pressing the U key. You can do this by clicking on its icon on the toolbar (it’s the one that looks like a magic wand). There, click Add Alpha Channel – this will allow you to leave a transparent background once you delete the unwanted background. Start by right-clicking on your image layer to open its menu.