Get coords from photoshop selection

coordsfromselection.jsx

// Make the selection you want to get the coordinates from
// Go to File > Scripts > Browse... > coordsFromSelection.jsx

var startRulerUnits = app.preferences.rulerUnits
var startTypeUnits = app.preferences.typeUnits

app.preferences.rulerUnits = Units.PIXELS
app.preferences.typeUnits = TypeUnits.PIXELS

var doc = app.activeDocument;

doc.selection.makeWorkPath(0);
var wPath = doc.pathItems['Work Path'];

var stride = 1;

var coords_array = new Array();
for (var i=0; i<wPath.subPathItems[0].pathPoints.length; i++) {
	if (i % stride === 0) {
    coords_array.push(wPath.subPathItems[0].pathPoints[i].anchor);
	}
}

var coords = new File("/tmp/coords.txt");
coords.open("w");
coords.writeln(coords_array.join(","));
coords.close();

coords.execute()

wPath.remove();

app.preferences.rulerUnits = startRulerUnits;
app.preferences.typeUnits = startTypeUnits;