Changed mozjpeg module and install nasm in travis.

Replaced mozjpeg with mozjpeg-bin.
Now uses mozjpeg 2.0 and do the compilation during install instead of first run.

.travis.yml

@@ -5,6 +5,7 @@ node_js:
 before_install:
   - sudo apt-get update -qq
   - sudo apt-get install -qq ffmpeg
+  - sudo apt-get install -qq nasm
 
 notifications:
   irc:

README.md

@@ -4,6 +4,7 @@
 ## Requirements
 * [Node.js v10.0](http://nodejs.org)
 * [FFmpeg](http://ffmpeg.org/)
+* mozjpeg build dependencies (see [mozjpeg build requirements](https://github.com/mozilla/mozjpeg/blob/master/BUILDING.txt))
 
 ## Installation
 Get the code first.

lib/plugins/imgcompression.js

@@ -3,7 +3,7 @@
 var fs = require('fs');
 var temp = require ('temp');
 var execFile = require('child_process').execFile;
-var mozjpeg = require('mozjpeg').path;
+var jpegtran = require('mozjpeg-bin').jpegtran;
 var pngquant = require('pngquant-bin').path;
 var imgtype = require('imagetype');
 
@@ -69,7 +69,7 @@ exports.handleResponse = function(request, source, dest) {
                      }
                    });
         } else if (type === 'jpeg') {
-          execFile(mozjpeg,
+          execFile(jpegtran,
                    ['-outfile', optPath, path],
                    function(err, stdout, stderr) {
                      if (err) {

package.json

@@ -31,7 +31,7 @@
     "imagetype": "^0.3.0",
     "js-yaml": "^3.0.2",
     "memory-cache": "0.0.5",
-    "mozjpeg": "^0.1.2",
+    "mozjpeg-bin": "^0.2.0",
     "png": "~3.0.3",
     "pngquant-bin": "^0.3.1",
     "redis": "^0.10.3",