New answers tagged scanning
One thing you could try is using the Select-by-Colour tool in Hue select-by mode (rather than the usual Composite select). [See the Tool Options, "Select by:" parameter.] To eliminate holes, grow the resultant selection by 1 or 2 pixels and then shrink back by the same amount. A quick test on the sample image you posted above suggests that, used in that ...
Top 50 recent answers are included