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YouTube Video Speed & Seek Mouse Control

Dynamically adjust video playback speed & seeking instantly with your mousewheel, no more need to go through player menus every time.

当前为 2015-09-13 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         YouTube Video Speed & Seek Mouse Control
  3. // @namespace    YPSSMC
  4. // @version      1.1
  5. // @description  Dynamically adjust video playback speed & seeking instantly with your mousewheel, no more need to go through player menus every time.
  6. // @run-at       document-start
  7. // @include 	 http://www.youtube.com/* 
  8. // @include 	 https://www.youtube.com/*
  9. // @require 	 http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js
  10. // @require      https://greasyfork.org/scripts/12284-jquery-mousewheel-3-1-13/code/jQuery%20Mousewheel%203113.js
  11. // @author       drhouse
  12. // ==/UserScript==
  13.  
  14. $(document).ready(function () {
  15. 	var speed = (1.00).toFixed(2);
  16. 	var isShift = false;
  17. 	var isAlt = false;
  18. 	var ytplayer = document.getElementById("movie_player");
  19.  
  20. 	$(ytplayer).prepend('<div id="rate">' + speed +' </div>');
  21. 	$("#rate").css("z-index","999");
  22. 	$("#rate").css('position', 'absolute');
  23. 	$("#rate").css('top', '0');
  24. 	$("#rate").css('right', '0');
  25.  
  26. 	function getPlaybackRate() {
  27. 		var v = $('.video-stream')[0];
  28. 		return v.playbackRate;
  29. 	}
  30.  
  31. 	function setPlaybackRate(r) {
  32. 		var v = $('.video-stream')[0];
  33. 		if (v === undefined || v.playbackRate === undefined) {
  34. 			setTimeout(function(){setPlaybackRate(r);}, 1000);
  35. 			return;
  36. 		}
  37. 		v.playbackRate = r;
  38. 	}
  39.  
  40. 	$(window.document).mousewheel(function(e) {
  41. 		//Seek | Shift+WheelUp/Down
  42. 		if (e.shiftKey) {
  43. 			if (e.deltaX<0) {
  44. 				var ytplayer = document.getElementById("movie_player");
  45. 				var time = ytplayer.getCurrentTime();
  46. 				ytplayer.seekTo(time+5, true);
  47. 			} else {
  48. 				var ytplayer = document.getElementById("movie_player");
  49. 				var time = ytplayer.getCurrentTime();
  50. 				ytplayer.seekTo(time-5, true);
  51. 			}
  52. 			e.preventDefault();
  53. 		}
  54.  
  55. 		//Speed | Alt+WheelUp/Down
  56. 		if (e.altKey) {
  57. 			var step = 0.25;
  58. 			if (e.deltaY<0) {         
  59. 				var speed = Math.max(0.0,(getPlaybackRate()-step).toFixed(2));
  60. 				setPlaybackRate(speed);
  61. 			} else { 
  62. 				var speed = Math.min(8,(getPlaybackRate()+step).toFixed(2));
  63. 				setPlaybackRate(speed);
  64. 			}
  65. 			e.preventDefault();
  66. 			$("#rate").remove();
  67. 			speed = speed.toFixed(2);
  68. 			$(ytplayer).prepend('<div id="rate">' + speed +' </div>');
  69. 			$("#rate").css("z-index","999");
  70. 			$("#rate").css('position', 'absolute');
  71. 			$("#rate").css('top', '0');
  72. 			$("#rate").css('right', '0');
  73.  
  74. 		}
  75. 	});
  76. })
  77.  
  78.