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How to blur the background of image (GIMP)How to blur the background of image (GIMP)
created 2.3 y • edited 2.3 y by Ziggy • Updates history (2)
●● Average 🚩 22 steps 🕗 30 minutes
To blur the background of image (GIMP), you need 1 thing:
Find info page about GIMP
Find a guide to know how to make a GIMPOpen GIMP and load your photo
Click "free select"
Enable "Antialiasing" & "Feather edges"
Start selection
Complete the selection
Check the result
Set "Free Select" to "Subtract mode"
Select the part to remove
Check the result
Repeat operation
Make the entire selection "float"
Rename the layer
Hide the girl and focus on background layer
Take the "clone" tool
Set the source circle and the destination circle
Paint with the clone tool
Repeat step 15 but horizontally
Clone arround with the same source
Check the result
Blur the background
Set the blur radius
Unhide the girl
In the image below you can see some cool examples of nice photos with blur backgrounds I found (photo credits in outro).
1
(photo credits in outro).
2
• the girl
• the background
For this, we need the "free select" tool. Click the lasso icon to use it.
3
• Check "Antialiasing"
• Check "Feather edges"
• Set Feather edges Radius to
1.0
4
Use middle mouse button to easily scroll in the image while using the selection tool!
5
6
GIMP saves the active selection when you save your work in XCF file. Save now your current work (by clicking
File
then Save As...
) so the selection will be saved too!
7
8
9
10
11
Select
then Float
. This will cut the active selection and immediately make another layer with the selection. Now the image has 2 layers: the background and the girl.
Float
is a shortcut to cut and paste as a new layer.
12
13
14
15
Ctrl
then click somewhere in the image. Here, we want to clone the background into the white part so just set the source in (1) then put your mouse at the right side of it to get ready to clone. 1
is the source circle 2
is the destination circle
16
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• Set the source circle up then put your mouse on the bottom
• hold left click and clone all the way to the right
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20
Click
Filters
> Blur
> Gaussian Blur...
21
12.0
Check "Preview" to preview the result so you can adjust the blur radius!
22
Now you can save/export your photo!
Photo credits
Intro montage:
pixabay.com/en/girl-sitting-tree-wa…
pixabay.com/en/female-mobile-phone-…
pixabay.com/en/pretty-young-female-…
photo used for how-to:
pixabay.com/en/bridge-dreads-dreadl…
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