FileAPI rotate and overlay cause issue

by RomainMazB

HTML

<!DOCTYPE html>
<!--


		~~~ Демонстрация работы с изображениями ~~~
		           (NativeJS + FileAPI)


-->
<html>
<head>
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">

	<meta name="viewport" content="user-scalable=no, width=400, initial-scale=1, maximum-scale=1" />
	<meta name="apple-mobile-web-app-capable" content="yes" />
	<meta name="apple-mobile-web-app-status-bar-style" content="yes" />
	<meta name="format-detection" content="email=no" />
	<meta name="HandheldFriendly" content="true" />

	<title>FileAPI :: Watermark :: example</title>

	<script>
		// Settings
		var FileAPI = {
			  html5: !!1
			, debug: !0 // debug mode
			, staticPath: '../dist/'
		};
	</script>

	<script src="https://mailru.github.io/FileAPI/dist/FileAPI.js"></script>
	<script src="https://mailru.github.io/FileAPI/plugins/FileAPI.exif.js"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/json3/3.2.4/json3.min.js"></script>

	<style>
		body {
			font-size: 15px;
			font-family: "Helvetica Neue";
		}

		@keyframes color {
			from { color: #000; }
			to { color: #f60; }
		}

		@-moz-keyframes color {
			from { color: #000; }
			to { color: #f60; }
		}

		@-webkit-keyframes color {
			from { color: #000; }
			to { color: #f60; }
		}

		.anim {
			-webkit-animation: color 1s infinite;
			-moz-animation: color 1s infinite;
			animation: color 1s infinite;
		}
	</style>

</head>
<body>
	<div style="left: 0; right: 0; bottom: 0; position: fixed; box-shadow: 0 0 5px rgba(0,0,0,.65); background-color: #f3f3f3;">
		<div style="padding: 5px 10px 10px">
			<a href="../">&larr; index</a> |
			<a href="./demo.html">demo</a> -
			<a href="./userpic.html">userpic</a> -
			<a href="./thumbnails.html">thumbnails</a> -
			<b>watermark</b> -
			<a href="./webcam.html">webcam</a> -
			<a href="./caman.html">caman.js</a>
		</div>
	</div>


	<style>
		h4 {
			margin-bottom: 0;
		}

		.btn {
			*zoom:...