http://www.gimpology.com/submission/view/photo_to_pencil_crayon_painting/#comments The latest comments on the submission entitled 'Photo to Pencil Crayon Painting' en-usNice tutorial.<br /> <br /> I tried a variant on this theme which requires a little less work but gives quite good results.<br /> <br /> 1) Duplicate layer<br /> 2) On Background layer use Layers->Colours->Posterize - choose 4-10 colours according to taste<br /> 3) On the other layer use Filter->Edge Detect Use Sobel<br /> 4) Invert the edge detect image<br /> 5) Desaturate it to give a line drawing, similar to the one shown in this tutorial<br /> 6) Set the opacity of the edge detect layer to around 30%<br /> <br /> That gives a moderately good image for scenery.<br /> You can tinker with colour options before posterization (eg equalize) and with the edge image (eg sharpen) for other types of image<br /> Other edge detect algorithms are also worth a try (eg Laplace) - these produce black lines on a transparent field straight away<br /> <br /> Have fun!<br /> http://www.gimpology.com/submission/view/photo_to_pencil_crayon_painting/#commentshttp://www.gimpology.com/submission/view/photo_to_pencil_crayon_painting/#comments53