FAQ: How to generate a 'paint-by-numbers' template?
Do you enjoy paint by number or painting by numbers kits? And you want to generate templates with markings to indicate areas to paint yourself? Using vectorizer.io you can now generate templates from you own images for your adult colouring hobby or for your kids.
Step 1:
Enable paint-by-numbers generation.
Step 2:
For shapes large enough to fit the color palette index number it will be positioned automatically.
Step 3:
Optimization: If for your image the generated numbers are too small or if there are too many numbers in the result then try one of the following optimization possibilities:
- Reduce the details in the image. By selecting a lower detail level like "Low" or "Minimum" the input image will be pre-processed and the algorithm tries to merge neighboring similar pixels to larger pixel clusters.
- Alternatively increasing the "Minimum Area" parameter also merges neighboring color patches.
Minimum Area: 10px2 
Minimum Area: 100px2 
Step 4:
After downloading the generated .zip file it contains multiple SVG files. A color version and the contour of the image including the palette indices. The color codes of the palette are included in the .txt and .csv files.
Step 5:
Included in the download file is the black & white SVG file representing the template for the painting.
