YouTube Video Only

Hide video and only play audio on YouTube

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name            YouTube Video Only
// @name:en         YouTube Video Only
// @namespace       https://greasyfork.org/users/44041
// @include         http://*youtube.*/*watch*
// @include         https://*youtube.*/*watch*
// @version         1
// @grant           none
// @description     Hide video and only play audio on YouTube
// @require         http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.js
// @locale 
// ==/UserScript==

$('video').ready(function() {
  //$('video').css('display','none');
console.log('video ready');

  var video = document.getElementsByTagName("video")[0];
  if(video) {
    video.addEventListener("playing", function() {
      //$('video').css('z-index','-9999');
      //$('video').css('width','0');
      wallPattern.init();
      $('#canvas').ready();
      //$('.html5-video-container').css('display','none');
      console.error("playing");
    })
  } else {
    console.error("Video element not found");
  }
  
});

jQuery(function($){
    //$('video').css('width','0');
    var _highest = 0;   

    $("div").each(function() {
        var _current = parseInt($(this).css("zIndex"), 10);
        if(_current > _highest) {
            _highest = _current + 1;
        }
    });
    //$('.html5-video-container').append('<div style="position:absolute;z-index:'+_highest+';background:#ecebeb;border:1px solid #333;border-radius:5px;height:360px;width:640px;background-image: url("http://i.imgur.com/iZHYO4N.jpg");"> </div>');
    $('.html5-video-container').append('<canvas id="canvas" onload="wallPattern.init();" style="position:absolute;z-index:'+_highest+';border-radius:5px;height:360px;width:640px;"> </div>');

   $('#canvas').ready(function() {
     console.log('loaded');
     wallPattern.init();
     });
  
});

var wallPattern = {
  
  // Settings
  spacingX: 55,
  spacingY: 35,
  offsetVariance: 13,
  baseRadius: 55,
  
  // Other Globals
  points: [],
  canvas: null,
  context: null,
  
  init: function() {
    console.log('init');
    this.canvas = document.getElementById( 'canvas' );
    this.context = canvas.getContext( '2d' );
    this.canvas.width = 640;
    this.canvas.height = 360;
    this.preparePoints();
		this.createPattern();
		this.drawTitle();
    
  },
  
  drawTitle: function() {
    
    var rawtitletext = $('#eow-title').text().trim();
    var titletext = $('#eow-title').text().trim();
    //var titletext = rawtitletext.replace(/(.{1,32})(?:\n|$| )/g, "$1\n");
    //var titletext = "The quick brown fox jumps over the lazy dog The quick brown fox jumps over the lazy dog";

    
    this.context.fillStyle = "white";
    this.context.font = "bold 30px Helvetica";
    //this.context.fillText(titletext, (canvas.width / 2) - 17, (canvas.height / 2) + 8);
    this.context.textAlign = 'center';
    this.context.fillText(titletext, (canvas.width / 2), (canvas.height / 2));
    
  },
  
  preparePoints: function() {
    
    var width, height, i, j, k, offsetX, offsetY;
    var maxVariance = this.offsetVariance * 2;
    
    // Vertical spacing
    for ( i = this.spacingY; i < this.canvas.height; i += this.spacingY ) {
      
      var pointSet = [];
      
      // Horizontal spacing
      for(j = this.spacingX; j < this.canvas.width; j += this.spacingX ) {
        
        offsetX = Math.round((Math.random() * maxVariance) - this.offsetVariance);
        offsetY = Math.round((Math.random() * maxVariance) - this.offsetVariance);
        var offsetR = Math.round((Math.random() * maxVariance) - this.offsetVariance);
        
				pointSet.push( {x: j + offsetX, y: i + offsetY, radius: this.baseRadius + offsetR} )
      }
      
      this.points.push( this.shuffleArray( pointSet ) );
    } 
  },

  createPattern: function() {
    this.context.beginPath();
    this.context.rect(0, 0, 640, 360);
    this.context.fillStyle = "black";
    this.context.fill();
    
		var i, j, k, currentPoints, currentPoint;
    
    for ( i = 0; i < this.points.length; i++ ) {
      
      currentPoints = this.points[i]; 
      
      for ( j = 0; j < currentPoints.length;  j++ ) {
        	
       	currentPoint = currentPoints[j];
        for ( k = currentPoint.radius; k > 0; k-=10 ) {
        	
        	
     		  this.context.beginPath();
          this.context.arc(currentPoint.x, currentPoint.y, k ,0 , Math.PI*2, true);
          this.context.closePath();
          this.context.fillStyle='#000';
          this.context.strokeStyle='purple';
          this.context.fill();
          this.context.stroke();   
        }
      }
    }
  },
 
  // Shuffle algorithm from: http://stackoverflow.com/questions/962802/is-it-correct-to-use-javascript-array-sort-method-for-shuffling
  shuffleArray: function( array ) {
    
    var tmp, current, top = array.length;

    if(top) while(--top) {
        current = Math.floor(Math.random() * (top + 1));
        tmp = array[current];
        array[current] = array[top];
        array[top] = tmp;
    }

    return array;
  }
}

//wallPattern.init();