closes #1130

src/image.js

@@ -1,6 +1,7 @@
+'use strict';
 
 var fs = require('fs'),
-	imagemagick = require('node-imagemagick'),
+	gm = require('gm').subClass({imageMagick: true}),
 	meta = require('./meta');
 
 var image = {};
@@ -11,35 +12,26 @@ image.resizeImage = function(path, extension, width, height, callback) {
 	}
 
 	if(extension === '.gif') {
-		imagemagick.convert([
-			path,
-			'-coalesce',
-			'-repage',
-			'0x0',
-			'-crop',
-			width+'x'+height+'+0+0',
-			'+repage',
-			path
-		], done);
+		gm().in(path)
+			.in('-coalesce')
+			.in('-resize')
+			.in(width+'x'+height)
+			.write(path, done);
 	} else {
-		imagemagick.crop({
-			srcPath: path,
-			dstPath: path,
-			width: width,
-			height: height
-		}, done);
+		gm(path)
+			.crop(width, height, 0, 0)
+			.write(path, done);
 	}
 };
 
 image.convertImageToPng = function(path, extension, callback) {
 	var convertToPNG = parseInt(meta.config['profile:convertProfileImageToPNG'], 10);
 	if(convertToPNG && extension !== '.png') {
-		imagemagick.convert([path, 'png:-'], function(err, stdout) {
-			if(err) {
+		gm(path).toBuffer('png', function(err, buffer) {
+			if (err) {
 				return callback(err);
 			}
-
-			fs.writeFile(path, stdout, 'binary', callback);
+			fs.writeFile(path, buffer, 'binary', callback);
 		});
 	} else {
 		callback();
@@ -50,6 +42,6 @@ image.convertImageToBase64 = function(path, callback) {
 	fs.readFile(path, function(err, data) {
 		callback(err, data ? data.toString('base64') : null);
 	});
-}
+};
 
 module.exports = image;