

There are two different approaches used by graphic file formats for supporting transparent image areas: simple binary transparency and alpha transparency. What kind of transparency does a GIF file have? If your image has only one layer (like our example), this background layer has no Alpha channel. It represents the transparency of the image. When to add an alpha channel to a GIMP image?Īn alpha channel is automatically added into the Channel Dialog as soon as you add a second layer to your image. If PNG is an acceptable output format, one option is to export it as Open Raster (.ora), an open specification for layered-image files. When these colors are set to the same RGB values, Flash properly renders the background color as transparent. When saving or exporting images in GIF format, you have the option to set the transparency and index color of the image. How does the transparency work in Adobe Flash? If this is not the case, add a new alpha channel from the layers menu. To check if the image has an alpha channel, go to the channel dialog and verify that an entry for Alpha exists, besides Red, Green and Blue. Making an Image’s Background Transparent Open GIMP. To save an image with alpha transparency, you must have an alpha channel.
#SAVE PHOTO WITH TRANSPARENT BACKGROUND GIMP HOW TO#
How to make the background of an image transparent in GIMP? (If no alpha channel exists the area you remove will get a solid background colour.) Click on the color you want to remove.



Or you can click on ‘Select File type’ option of this box. Before clicking on this Export button choose location where you want to save your image. How to Make Background Transparent in Gimp png with the name of your file in Name box then click on Export button. How do I save a transparent image in GIMP? This gave me the best result for returning the original logo colors while still erasing the white from my logo.Select Edit – Clear. In my case, I turned the slider down to a value of. That’s why picking the right image (if you can) can save a lot of time. None of these methods are complicated to use, but some can be tedious and time-consuming. In other words, more of the original logo is restored back to its original colors. The Gimp provides the Rectangle, Ellipse and Lasso selection tools to help you cut out specific parts of a photo or illustration to keep, eliminate or edit. For instance, if you’re trying to cut an image away from a solid background, using the Fuzzy Select Tool will be more straightforward than some of the other options. As I bring this slider down, less and less of the logo is now semi-transparent. To fix this, I can adjust the “Opacity Threshold” slider (denoted by the green arrow in the photo above), which is set to 100 by default. These are areas where there is either 100% white (fully transparent) or a hint of white (partial transparency). For example, when I first open up this tool, there are several parts of my logo that are now transparent or semi-transparent. The drawback of this method is that it will erase ALL instances of white in your image or logo, not just the background. Click the “Color” option (denoted by the red arrow in the photo above) to manually select a color, or click the eyedropper tool (denoted by the blue arrow) and click on your background to choose your background color as the color to convert to alpha (transparency).
