Twitter Video Volume Control

Set video volume to 10% and prevent autoplay on Twitter videos.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Twitter Video Volume Control
// @namespace    http://tampermonkey.net/
// @version      1.8
// @description  Set video volume to 10% and prevent autoplay on Twitter videos.
// @author       You
// @match        https://twitter.com/*
// @grant        none
// @license MIT
// ==/UserScript==

(function() {
    'use strict';

    function setVideoVolume(video, volume) {
        video.volume = volume;
    }

    function pauseVideo(video) {
        if (!video.paused) {
            video.pause();
        }
    }

    function handleVideos() {
        var twitterVideos = document.querySelectorAll('video');
        twitterVideos.forEach(function(video) {
            video.addEventListener('volumechange', function() {
                if (video.volume > 0 && video.muted) {
                    video.muted = false;
                }
            });
            video.autoplay = false;
            pauseVideo(video);
        });
    }

    var observer = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
            if (mutation.addedNodes && mutation.addedNodes.length > 0) {
                handleVideos();
            }
        });
    });

    observer.observe(document.body, {
        childList: true,
        subtree: true
    });

    handleVideos();
})();