Support URLs

package.json

@@ -20,11 +20,13 @@
     "browserify": "^13.1.0",
     "envify": "^3.4.1",
     "http-server": "^0.9.0",
-    "watchify": "^3.7.0",
-    "pako": "^1.0.3"
+    "pako": "^1.0.3",
+    "watchify": "^3.7.0"
   },
   "dependencies": {
     "file-type": "^3.8.0",
+    "is-url": "^1.2.2",
+    "isomorphic-fetch": "^2.2.1",
     "jpeg-js": "^0.2.0",
     "level-js": "^2.2.4",
     "object-assign": "^4.1.0",

src/node/index.js

@@ -1,4 +1,6 @@
 const path = require('path')
+const fetch = require('isomorphic-fetch')
+const isURL = require('is-url')
 
 exports.defaultOptions = {
     workerPath: path.join(__dirname, 'worker.js'),
@@ -29,7 +31,17 @@ exports.sendPacket = function sendPacket(instance, packet){
 
 
 function loadImage(image, cb){
-    // TODO: support URLs
+    
+    if(isURL(image) {
+        fetch(image).then(function (resp) {
+            return resp.buffer();
+        }).then(function (buffer) {
+            return loadImage(buffer, cb);
+        }).catch(function (err) {
+            return console.error(err);
+        });
+    })
+
     if(typeof image === 'string'){
         fs.readFile(image, function(err, buffer){
             if (err) throw err;