Thanks for the help and sorry for the delay in responding. I'll run thru your
>On 02/28/2012 12:52 AM, mamboze wrote:
>> I've got a problem editing an image with a dotted background in it. By
>> 'dotted', I mean an array of small evenly spaced black dots on a white
>> I've tried the fuzzy select tool which kind of works. It fills in the white
>> space with the color I want but leaves the dots untouched. I want to get rid
>> of the dots.
>> The image has a lot of rectangles containing text (these are not dotted) on
>> this dotted background so using the select tool would be a real chore.
>* Make a new layer, fill it with your desired background color, and
>move it down so it is under your original image layer.
>(This is done in the Layers tab of your dock window.)
>* Select the original image layer, right click on it, and Add Layer
>Mask. Make the mask white - "full opacity".
>* Open up your color selector (add set a light gray color - about
>* Click on the layer mask to select it, then drag & drop to the main
>image window to fill the mask with gray.
>* Back in the color selector, get some pure white selected.
>* Turn on your rectangular select tool. Start using that to select
>your rectangles with text in the main image window, drag and drop to
>fill them with white.
>(This will bring your rectangles back to their original appearance
>by restoring the mask's effect to 100% opacity in those areas.)
>* All done? Use the "magic wand" or the "select by color" tool to
>select the gray in your layer mask.
>* Back in the color selector, get some 100% black going, drag and
>drop to fill the selected gray area in your mask with black.
>That will make your dots vanish entirely, leaving the layer below
>fully visible. You can use the select tools with drag and drop, or
>any of the painting tools, to correct any errors in your mask by
>adding white (make parts of the layer visible) or black (making
>parts of the layer invisible).
>If you use the GIMP long enough, you will start to think of an image
>as a stack of layers, and using masks will (almost!) completely
>replace the "erase" tool.
>Another neat thing to play with is to make a copy of a layer, apply
>a filter that you want to use on some but not all parts of the
>finished image, and make the altered layer transparent by adding a
>black layer mask. Then, painting in the image window with white
>will enable you to "paint the image with" the filter(s) you applied
>to the new layer.
mamboze (via gimpusers.com)
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