Auto Loop HTML5 Videos

Automatically loops HTML5 videos when they finish

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         Auto Loop HTML5 Videos
// @namespace    https://greasyfork.org/users/yourname
// @version      1.1
// @description  Automatically loops HTML5 videos when they finish
// @author       You
// @license      MIT
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function enableLoop(video) {
        if (!video || video.dataset.autoLoopApplied) return;

        // Enable native looping
        video.loop = true;

        // Fallback restart in case site disables loop
        video.addEventListener('ended', function() {
            video.currentTime = 0;
            video.play().catch(() => {});
        });

        video.dataset.autoLoopApplied = "true";
    }

    function scanForVideos() {
        document.querySelectorAll('video').forEach(enableLoop);
    }

    // Initial scan
    scanForVideos();

    // Observe dynamically added videos
    const observer = new MutationObserver(() => {
        scanForVideos();
    });

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

})();