update package.json and document

README.md

@@ -1,8 +1,29 @@
 # Node wave
-Render audio waveform like SoundCloud on backend
+> Render audio waveform like SoundCloud on backend
+
+## Install
+
+```
+$ npm install node-wave
+```
+
+## How to use
+
+Use with express:
+
+```javascript
+
+var Waveform = require('node-waveform')
+var fs = require('fs')
+
+Waveform('< mp3 link >', options, function(err , buffer) {
+  fs.writeFileSync('out.png', buffer)
+})
+```
 
 ## Requirement
  This module base on `web-audio-api` and `canvas` modules.
+
 ## Attribute
 
 | Option  | Desciption | Default |
@@ -19,3 +40,25 @@ Render audio waveform like SoundCloud on backend
 | padding | Top and bottom padding | 10 |
 | baselineWidth | baseline width | 1 |
 | baselineColor | baseline color | white |
+
+### The MIT License (MIT)
+
+Copyright (c) <2017> Tran Quoc Cuong
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

package.json

@@ -1,13 +1,23 @@
 {
   "name": "node-wave",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "description": "Render waveform image like SoundCloud",
   "main": "index.js",
   "scripts": {
     "lint": "standard"
   },
   "author": "Tran Quoc Cuong <[email protected]>",
   "license": "MIT",
+  "keywords": [
+    "SoundCloud waveform",
+    "backend waveform",
+    "waveform",
+    "audio waveform"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/trquoccuong/node-wave.git"
+  },
   "dependencies": {
     "canvas": "^1.6.2",
     "web-audio-api": "^0.2.2"