added a coouple of scripts to help me vectorize multi-layer photoshop files into svg

bash/vectorize.sh

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+## requires inkscape potrace npm npm(svg-join) imagemagick
+# for all 
+extra="-k .85"
+# for spray
+#extra="-t 1 -u 1.5 -k .75"
+temp="temp.png"
+for i;
+	do 
+	ppm_file="${i%.*}.ppm"
+	png_file="${i%.*}.png"
+	convert -size 512x512 xc:#00000000 $temp
+	
+	for j in $(identify -format "%[scene] " "$i");
+	do 
+		if [ $j -gt 0 ]
+		then
+			psd_layer=$i[$j];
+			g=$(identify -format "%[g]" $i[$j]);
+			out_layer=${i%.*}_layer-$j
+			
+			color=$(convert $psd_layer -alpha off -resize 1x1 TXT:- | grep -oE "[\#0-9ABCDEF]{7}")
+			
+			if [ $((0x${color:1:2})) -lt 60 ]
+				then
+				$(true)
+				color="#000000"
+				else
+				if [ $color = "#FFFFFF" ]
+					then
+						$(true)
+					#echo "Uno blanco"
+					else
+					#echo "Uno gris"
+					color="#888888"
+				fi
+				
+			fi
+			
+			
+			
+			
+			composite $psd_layer -geometry $g  $temp $out_layer.png;
+			convert $out_layer.png -alpha extract -negate -normalize $out_layer.ppm;
+			rm  $out_layer.png;
+			#potrace $out_layer.ppm -b svg --flat --progress $extra;
+			potrace $out_layer.ppm -b svg --flat $extra;
+			#cat $out_layer.svg | echo sed "s/#000000/$(echo $color)/"
+			#cat $out_layer.svg | sed "s/#000000/$(convert $psd_layer -alpha off -resize 1x1 TXT:- | grep -oE "[\#0-9ABCDEF]{7}")/" > tmp.svg
+			cat $out_layer.svg | sed "s/#000000/$color/" > tmp.svg
+			mv tmp.svg $out_layer.svg
+			rm  $out_layer.ppm;
+		fi
+	
+	done
+		
+	#convert "$i" -layers composite -alpha extract -extent 512x512 $png_file;
+	#convert "$i" -background white -flatten $ppm_file;
+	
+	#potrace $ppm_file -b svg --flat --progress -t 1 -u 1.5 -k $k
+	#potrace $ppm_file -b svg --flat --progress $extra
+	#base_name=${ppm_file%.*} 
+	#inkscape -f $base_name.svg -E $base_name.eps
+	#rm $ppm_file $base_name.svg
+	done
+svgs=$(ls ${i%.*}*svg)
+mergesvg.py $svgs ${i%.*}.svg
+#inkscape -f ${i%.*}.svg -E ${i%.*}.eps
+#rm ${i%.*}.svg
+rm $(echo $svgs)
+rm $temp

python/mergesvg.py

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+#!/usr/bin/python
+import svgutils.compose as c
+import svgutils.transform as st
+import sys,os
+
+outfile = sys.argv[-1]
+infiles = sys.argv[1:-1]
+
+insvgs = [c.SVG(i) for i in infiles]
+figure = c.Figure(
+        "512px", "512px",
+        *insvgs
+      )
+figure.save( os.getcwd()+os.sep+outfile )
+#print ('Number of arguments:', len(sys.argv), 'arguments.')
+#print ('Argument List:', str(sys.argv))
+