Increases the playback speed when the + key on the numpad is pressed, and decreases when the - key is pressed
// ==UserScript==
// @name Youtube Speed Control With + and -
// @namespace YoutubeSpeedPlusMinus
// @description Increases the playback speed when the + key on the numpad is pressed, and decreases when the - key is pressed
// @include https://www.youtube.com/watch?v=*
// @version 1
// @grant none
// ==/UserScript==
document.onkeydown = function(evt) {
var keyboardEvent = document.createEvent("KeyboardEvent");
var initMethod = typeof keyboardEvent.initKeyboardEvent !== 'undefined' ? "initKeyboardEvent" : "initKeyEvent";
switch (evt.keyCode) {
case 107:
console.log("speed up")
keyboardEvent[initMethod]("keydown", true, true, window, false, false, true, false, 190, 0);
document.dispatchEvent(keyboardEvent);
break;
case 109:
console.log("speed down")
keyboardEvent[initMethod]("keydown", true, true, window, false, false, true, false, 188, 0);
document.dispatchEvent(keyboardEvent);
break;
}
};