text: /* tools.js
   *
   * Copyright (C) 2016 Matthias Breithaupt
   *
   * 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.
   */
  
  (function(mediaid){
  	var hexEncodeArray = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'],
  		tool = {};
  	tool.arrToHex = function(arr){
  		var s = '';
  		for (var i = 0; i < arr.length; i++) {
  			var code = arr[i];
  			s += hexEncodeArray[code >>> 4];
  			s += hexEncodeArray[code & 0x0F];
  		}
  		return s;
  	};
  	tool.bytesToInt = function(arr,le){
  		var ret=0;
  		if(le){
  			for(var i=arr.length-1; i>=0; i--){
  				ret*=0x100;
  				ret+=arr[i];
  			}
  		}else{
  			for(var i=0; i<arr.length; i++){
  				ret*=0x100;
  				ret+=arr[i];
  			}
  		}
  		return ret;
  	};
  	tool.bytesToString = function(arr,wchar){
  		var ret='';
  		if(wchar){
  			for(var i=0; i+1<arr.length; i+=2){
  				ret+=String.fromCharCode(arr[i] + arr[i+1] * 0x100);
  			}
  		}else{
  			for(var i=0; i<arr.length; i++){
  				ret+=String.fromCharCode(arr[i]);
  			}
  		}
  		return ret;
  	};
  	mediaid.tool = tool;
  }(mediaid));
  