GIMP (GNU Image Manipulation Program) is an open-source image editing program, licensed under the GNU General Public Licence. It can be used for editing. Add {{User gimp}} to your user page to add the above userbox and place yourself in this category. Pages in category “GIMP users”. More recent additions, More. To assemble two (or more) images, simply create a new, transparent image of the required size, then open the images you want to add as layers and arrange.

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Each tool has its own set of settings and any changes to them are kept through the current session. Small brush is good for details, while large is good for general foreground selection.

Even though the program’s layout updates instantly. Image operations not offered in the toolbox are accessed by right-clicking on the image.

This mode copies each pixel in the source to the pixel with the same offset in wikibbook target. Setting the blur radius too high, however, will have an effect similar to the Posterize tool. To add a stalk pointing to a character, change to the Path tool. Ellipse selection is similar to the rectangle one. This will either erase the selection to the background colour, or to transparency if the image supports it.

You can try temporarily setting the mode of the dark layer to Divide or Difference; this will give strong contrast at unaligned edges a high opacity will make the effect stronger.

You’ll see the background image snap back to its original colours behind your speech bubbles. It is regular pattern, so it should be easy to remove in the frequency domain. Ctrl-click on the filtered layer to set it as the source, and paint on the original layer: Then double click the “plug-ins” folder. Open up the layers dialogue, and add as many layers as you like to the image. After the first wikibbook but before releasing itdragging the pointer downward gim to the right will increase the size of the selection, while dragging upward or to the left will decrease the size of it.


GIMP has a “toolbox” to quickly perform basic tasks. It is important in the next section. Every letter is surrounded with paths, so you can modify the shape of it, by moving the nodes.

At this stage, you can experiment a little bit to add some variety among the different speech wwikibook shapes you have.

If the layers are grouped chain symbolall layers in the group will be moved. GZ or “tar -xvjf file. However, this time you need to select the option in the screenshot above from the Tool Options dialogue. By pressing the c keyboard shortcut. The result is on the left. This should be centred, and take up no more than about one-third of the space in each dimension. So far a very effective way of adding speech to your work has been showcased.

Clicking on it will bring the Images dialogue up, allowing you to select an image. You might have to experiment a bit to get a good result.

GIMP/Toolbox – Wikibooks, open books for an open world

Using transparency enabled by alpha channel, you can create a picture by stacking several layers on top of each other, save images for the web, or create images for 3D graphics that have holes or semi-opaque areas.


In order to load it into GIMP, it needs to be extracted from the package in which it came. When this mode is selected, under tool toggle you’ll see two options, “Pick a layer or guide” and “Move the active layer”. To install a script ends in “. Adjusts brightness and contrast. For that matter, it may be useful to make a screenshot of the toolbox with having activated all the needed tools, and lay out the grid in an easy raster program like Paint or GIMP itself, to make the surface look the needed way.

Here is your picture! The D key has the same effect. You shouldn’t usually go above 95, as the size grows significantly for no noticeable quality gain. Sometimes convolutions can be used, but this is an advanced technique.


This page will collect links to some of those. Subsampling improves image compression at a cost to image quality, sometimes a significantly noticeable loss such as on redor no noticeable difference at all. Remember that tools go from the up-left corner, rightwise then down.

Open the middle exposure timp. If you want to finish the selection, just press on the first node you’ve created. Digital Cameras are limited in their abilities to capture scenes with a large dynamic range.