ACT.Youtube.DM.PiP-button

Add a PiP button to the player to easy enter Picture-in-Picture mode.

当前为 2022-03-25 提交的版本,查看 最新版本

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               ACT.Youtube.DM.PiP-button
// @description        Add a PiP button to the player to easy enter Picture-in-Picture mode.
// @author             ACTCD
// @version            20220325.1
// @license            GPL-3.0-or-later
// @namespace          ACTCD/Userscripts
// @supportURL         https://github.com/ACTCD/Userscripts#contact
// @homepageURL        https://github.com/ACTCD/Userscripts
// @match              *://*.youtube.com/*
// @grant              none
// @run-at             document-start
// ==/UserScript==

(function () {
    'use strict';

    // Create PiP Button
    const i1 = 'url("data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2221%22%20height%3D%2225%22%3E%3Ctitle%3Epip_reduced%401x%3C%2Ftitle%3E%3Crect%20width%3D%2221%22%20height%3D%2225%22%20fill%3D%22none%22%2F%3E%3Cpath%20d%3D%22M2.5%2C17A1.5%2C1.5%2C0%2C0%2C1%2C1%2C15.5v-9A1.5%2C1.5%2C0%2C0%2C1%2C2.5%2C5h13A1.5%2C1.5%2C0%2C0%2C1%2C17%2C6.5V10h1V6.5A2.5%2C2.5%2C0%2C0%2C0%2C15.5%2C4H2.5A2.5%2C2.5%2C0%2C0%2C0%2C0%2C6.5v9A2.5%2C2.5%2C0%2C0%2C0%2C2.5%2C18H7V17Z%22%20fill%3D%22%23fff%22%2F%3E%3Cpath%20d%3D%22M18.5%2C11h-8A2.5%2C2.5%2C0%2C0%2C0%2C8%2C13.5v5A2.5%2C2.5%2C0%2C0%2C0%2C10.5%2C21h8A2.5%2C2.5%2C0%2C0%2C0%2C21%2C18.5v-5A2.5%2C2.5%2C0%2C0%2C0%2C18.5%2C11Z%22%20fill%3D%22%23fff%22%2F%3E%3C%2Fsvg%3E")';
    const i2 = 'url("data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2221%22%20height%3D%2225%22%3E%3Ctitle%3Epip.fill_reduced%401x%3C%2Ftitle%3E%3Crect%20width%3D%2221%22%20height%3D%2225%22%20fill%3D%22none%22%2F%3E%3Cpath%20d%3D%22M18.5%2C11H18v1h.5A1.5%2C1.5%2C0%2C0%2C1%2C20%2C13.5v5A1.5%2C1.5%2C0%2C0%2C1%2C18.5%2C20h-8A1.5%2C1.5%2C0%2C0%2C1%2C9%2C18.5V18H8v.5A2.5%2C2.5%2C0%2C0%2C0%2C10.5%2C21h8A2.5%2C2.5%2C0%2C0%2C0%2C21%2C18.5v-5A2.5%2C2.5%2C0%2C0%2C0%2C18.5%2C11Z%22%20fill%3D%22%23fff%22%2F%3E%3Cpath%20d%3D%22M14.5%2C4H2.5A2.5%2C2.5%2C0%2C0%2C0%2C0%2C6.5v8A2.5%2C2.5%2C0%2C0%2C0%2C2.5%2C17h12A2.5%2C2.5%2C0%2C0%2C0%2C17%2C14.5v-8A2.5%2C2.5%2C0%2C0%2C0%2C14.5%2C4Z%22%20fill%3D%22%23fff%22%2F%3E%3C%2Fsvg%3E")';
    const pip_button = document.createElement("button");
    pip_button.title = "Picture-in-Picture";
    pip_button.style.width = "50px";
    pip_button.style.height = "50px";
    if (location.hostname == "m.youtube.com") {
        pip_button.style.setProperty("position", "absolute");
        pip_button.style.setProperty("z-index", "100");
    } else {
        pip_button.className = "ytp-button";
    }
    pip_button.style.setProperty("background-repeat", "no-repeat");
    pip_button.style.setProperty("background-position", "50% 50%");
    pip_button.style.setProperty("background-image", i1);
    const onEnterPip = e => pip_button.style.setProperty("background-image", i2);
    const onExitPip = e => pip_button.style.setProperty("background-image", i1);
    if (document.pictureInPictureEnabled) {
        pip_button.addEventListener("click", event => {
            if (document.pictureInPictureElement) {
                document.exitPictureInPicture();
            } else {
                document.querySelector("video[src]")?.requestPictureInPicture();
            }
            event.preventDefault();
            event.stopImmediatePropagation();
        });
    } else {
        pip_button.style.setProperty("opacity", "0.5");
        console.log('Your browser cannot use picture-in-picture right now');
    }

    // Insert PiP Button (desktop) // Fixed once for unreliable @run-at document-start
    document.querySelector(".ytp-miniplayer-button")?.before(pip_button);

    // Video element initialization
    const pip_init = video => {
        if (!video || video.nodeName != 'VIDEO' || !video.hasAttribute("src")) return;
        video.addEventListener('webkitpresentationmodechanged', e => e.stopPropagation(), true); // PiP Fix
        video.addEventListener("leavepictureinpicture", onExitPip);
        video.addEventListener('enterpictureinpicture', onEnterPip);
    }
    pip_init(document.querySelector('video[src]')); // Fixed once for unreliable @run-at document-start

    // Dynamic adjustment
    new MutationObserver(mutationList => {
        mutationList.forEach((mutation) => {
            if (mutation.type == 'childList') {
                mutation.addedNodes.forEach(node => {
                    if (node.nodeType != Node.ELEMENT_NODE) return;
                    node.nodeName == 'VIDEO' && pip_init(node);
                    if (node.id == "player-control-overlay") { // Insert PiP Button (mobile)
                        new MutationObserver(() => {
                            node.classList.contains("fadein") && node.append(pip_button);
                        }).observe(node, { attributes: true });
                    }
                    node.classList.contains("ytp-miniplayer-button") && node.before(pip_button); // Insert PiP Button (desktop)
                })
            }
            if (mutation.type == 'attributes') { // Enter video from the homepage
                mutation.target.nodeName == 'VIDEO' && mutation.attributeName == 'src' && pip_init(mutation.target);
            }
        });
    }).observe(document, { subtree: true, childList: true, attributes: true });

})();