Tobias, that's a sweet trick. Thanks!
Tobias Lunte <tobias.lu...@hfg-gmuend.de> wrote: > Am 03.05.2013 18:55, schrieb Keith Purtell: > > A client has supplied a logo for Web display (PNG). The logo background > is white and needs to become transparent. I've done this in GIMP no problem > with simple graphics. However this one features design elements that cast a > pale gray shadow onto the white background. Not sure how to make the > transparent background play nice with the shadow area? > > If it helps, the background color where this logo will be displayed is > pale gray with a bit of blue tint. > > > > Use the fuzzy select tool (magic wand) to select the background. Then go > to "select -> grow" and grow by 2 or 3 px to make sure all the antialised > edges are within the selection, but make sure that no white part of the > logo itself is selected. Now you can simply use "colours -> Colour to > alpha" (change the colour in the tools menu to white if necessary) and it > will perfectly extract the white from your background. > > bw, > Tobias Lunte//Tobl >
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