YouTube Sizer

Make YouTube Player 480px Size

当前为 2023-04-12 提交的版本,查看 最新版本

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,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 篡改猴,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 篡改猴Violentmonkey 暴力猴,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 篡改猴Userscripts ,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 篡改猴,才能安装此脚本。

您需要先安装一款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!)

/*
    Resize the YouTube player to 480px size.
    Copyright (C) 2023 Runio

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>
*/
// ==UserScript==
// @name          YouTube Sizer
// @author        Runio
// @namespace     namespace_runio
// @version       1.56
// @description   Make YouTube Player 480px Size
// @match         https://www.youtube.com/*
// @match         https://www.youtu.be/*
// @exclude       https://www.youtube.com/tv*
// @exclude       https://www.youtube.com/embed/*
// @exclude       https://www.youtube.com/live_chat*
// @exclude       https://www.youtube.com/shorts/*
// @run-at        document-end
// @grant         GM_setValue
// @grant         GM_getValue
// @icon          https://i.imgur.com/KJeLd60.png
// @license       GPL-3.0+
// @noframes
// ==/UserScript==
(function() {
    "use strict";
    //==================================================================
    //Local Storage Functions
    if (window.frameElement) throw new Error("Stopped JavaScript.");

    function setPref(preference, new_value) {
        GM_setValue(preference, new_value);
    }

    function getPref(preference) {
        return GM_getValue(preference);
    }

    function initPref(preference, new_value) {
        let value = getPref(preference);
        if (value === null) {
            setPref(preference, new_value);
            value = new_value;
        }
        return value;
    }
    //==================================================================
    // Global Variables
    var maxWidth = 480; // Max Width of Video
    var aspectRatio = 16 / 9; // Aspect Ratio
    var shortcutKey = "r"; // Shortcut Key
    var smallerCss = `#primary.ytd-watch-flexy:not([theater]):not([fullscreen]) {
                      max-width: calc(${maxWidth}px * ${aspectRatio}) !important;
                  }`;
    var ytresizeCss = `.ytp-big-mode .ytp-chrome-controls .ytp-resize-button {
                       display: none !important;
                   }
                   .ytp-chrome-bottom {
                       max-width: calc(100% - 24px);width: calc(100% - 24px) !important;
                   }`;
    //==================================================================
    initPref("yt-resize", false);
    window.addEventListener("yt-navigate-finish", () => {
        setTimeout(startMethods, 1000);
    }, {
        once: true
    });
    //==================================================================
    function startMethods() {
        const outer = document.getElementById("player-container-outer");
        if (outer !== "null") {
            sizeObserver(); // Size Observer
            if (getPref("yt-resize")) {
                addCss(smallerCss, "small-player");
            }
            addCss(ytresizeCss, "yt-css");
            controlResize(); // Create Resize Button
            viewInterval(); // Resize Interval
        } else {
            alert("player-container-outer not found");
        }
    }
    //==================================================================
    function isInViewport(element2, element1) {
        let rect = element1.getBoundingClientRect();
        return (
            rect.top >= 0 &&
            rect.left >= 0 &&
            rect.bottom >= element2.clientHeight &&
            rect.right >= element2.clientWidth
        );
    }

    function isCentered(element1, element2) {
        let rect = element1.getBoundingClientRect();
        let rect2 = element2.getBoundingClientRect();
        let centered = {
            outer: rect.left + rect.width / 2,
            inner: rect2.left + rect2.width / 2,
        };
        return (
            Math.floor(centered.outer) == Math.floor(centered.inner)
        );
    }

    function addCss(cssString, id) {
        const css = document.createElement("style");
        css.type = "text/css";
        css.id = id;
        css.innerHTML = cssString;
        document.head.appendChild(css);
    }
    //==================================================================
    /*Resize Video Container*/
    function createResize() {
        const ytd_video = document.getElementById("ytd-player");
        const movie_player = document.getElementById("movie_player");
        const {
            clientHeight: height,
            clientWidth: width
        } = movie_player;
        if (typeof ytd_video !== null && typeof movie_player !== null) {
            ytd_video.player_.setInternalSize(width, height);
        }
        return;
    }
    /* Check Video Container */
    function viewInterval() {
        const html_video = document.querySelector(".video-stream.html5-main-video");
        const movie_player = document.getElementById("movie_player");
        const video = document.getElementsByTagName("video")[0];
        const ytd_flexy = document.getElementsByTagName("ytd-watch-flexy")[0];
        const chrome_bottom = document.querySelector(".ytp-chrome-bottom");
        setInterval(() => {
            const isInViewportYTD = isInViewport(video, ytd_flexy);
            const isCenteredMoviePlayer = isCentered(video, movie_player);
            const isInViewportHTMLPlayer = isInViewport(chrome_bottom, html_video);
            const isCenteredHTMLPlayer = isCentered(chrome_bottom, html_video);
            if (isInViewportYTD && isInViewportHTMLPlayer && !isCenteredMoviePlayer && !isCenteredHTMLPlayer) {
                const height = video.clientHeight; // Height Of The Video Element
                if (height !== maxWidth) {
                    createResize();
                    console.log(`Player Size: ${video.clientHeight} x ${video.clientWidth}`);
                }
            }
        }, 500);
    }
    //==================================================================
    /*Saves Size Setting*/
    function sizeObserver() {
        const targetNode = document.head;
        const config = {
            attributes: true,
            childList: true,
            subtree: true
        };
        const callback = function(mutationsList, observer) {
            for (let mutation of mutationsList) {
                if (mutation.removedNodes.length >= 1 && mutation.removedNodes[0].id == "small-player") {
                    setPref("yt-resize", false); // Set Resize To False
                    controlResize(); // Change Button Icon
                    createResize(); // Resize Video Container
                } else if (mutation.addedNodes.length >= 1 && mutation.addedNodes[0].id == "small-player") {
                    setPref("yt-resize", true); // Set Resize To True
                    controlResize(); // Change Button Icon
                    createResize(); // Resize Video Container
                }
            }
        };
        const observer = new MutationObserver(callback);
        observer.observe(targetNode, config);
    }
    //==================================================================
    function showResizeButtonTooltip(btn, show = true) {
        let tooltipTopOffset = 62; // Height Above The Button For The Tooltip
        const buttonRect = btn.getBoundingClientRect(); // Get Button Position
        const tooltipHorizontalCenter = buttonRect.left + buttonRect.width / 2; // Tooltip Horizontal Center
        const tooltipTop = buttonRect.top + buttonRect.height / 2 - tooltipTopOffset; // Tooltip Top
        const tooltip = document.getElementById("ytd-resize-tt") || createTooltip();
        const tooltipText = tooltip.querySelector('#ytd-resize-tt-text');
        if (show) { // Show
            tooltip.style.top = `${tooltipTop}px`;
            tooltipText.textContent = btn.getAttribute("aria-label");
            tooltip.style.removeProperty("display");
            const tooltipWidth = tooltip.getBoundingClientRect().width;
            tooltip.style.left = `${tooltipHorizontalCenter - tooltipWidth / 2}px`;
            btn.removeAttribute("title");
        } else { // Hide
            tooltip.style.setProperty("display", "none");
            tooltipText.textContent = "";
            btn.setAttribute("title", btn.getAttribute("aria-label"));
        }

        function createTooltip() {
            const htmlPlayer = document.querySelector(".html5-video-player");
            const tooltip = document.createElement("div");
            const tooltipTextWrapper = document.createElement("div");
            const tooltipText = document.createElement("span");
            tooltip.setAttribute("class", "ytp-tooltip ytp-bottom");
            tooltip.setAttribute("id", "ytd-resize-tt");
            tooltip.style.setProperty("position", "fixed");
            tooltipTextWrapper.setAttribute("class", "ytp-tooltip-text-wrapper");
            tooltipText.setAttribute("class", "ytp-tooltip-text");
            tooltipText.setAttribute("id", "ytd-resize-tt-text");
            tooltip.appendChild(tooltipTextWrapper);
            tooltipTextWrapper.appendChild(tooltipText);
            htmlPlayer.appendChild(tooltip);
            return tooltip;
        }
    }
    //==================================================================
    /*Resize Button Script*/
    function buttonScript() {
        let splayer = document.getElementById("small-player");
        if (document.head.contains(splayer)) {
            document.head.removeChild(splayer);
        } else {
            addCss(smallerCss, "small-player");
        }
        return;
    }

    function setButton(btn, path) {
        var pathData = {};
        var ariaLabel = "";
        var title = "";

        if (!getPref("yt-resize")) {
            pathData.d = `M 19 23 L 11 15 L 11 23 Z M 29 25
                          L 29 10.98 C 29 9.88 28.1 9 27 9
                          L 9 9 C 7.9 9 7 9.88 7 10.98
                          L 7 25 C 7 26.1 7.9 27 9 27
                          L 27 27 C 28.1 27 29 26.1 29 25
                          L 29 25 Z M 27 25.02 L 9 25.02 L 9 10.97
                          L 27 10.97 L 27 25.02 L 27 25.02 Z`;
            ariaLabel = `Resize mode (${shortcutKey})`;
            title = `Resize mode (${shortcutKey})`;
        } else {
            pathData.d = `M 25 21 L 25 13 L 17 13 Z M 29 25
                          L 29 10.98 C 29 9.88 28.1 9 27 9
                          L 9 9 C 7.9 9 7 9.88 7 10.98
                          L 7 25 C 7 26.1 7.9 27 9 27
                          L 27 27 C 28.1 27 29 26.1 29 25
                          L 29 25 Z M 27 25.02
                          L 9 25.02 L 9 10.97 L 27 10.97
                          L 27 25.02 L 27 25.02 Z`;
            ariaLabel = `Default view (${shortcutKey})`;
            title = `Default view (${shortcutKey})`;
        }

        path.setAttribute("d", pathData.d);
        btn.setAttribute("aria-label", ariaLabel);
        btn.setAttribute("title", title);
    }

    function createButton() {
        var abtn = document.getElementsByClassName("ytp-right-controls")[0];
        var btn = document.createElement("button");
        var path = document.createElement("path");
        var clickEvent = new Event("click", {
            bubbles: false
        });

        /*Start Create SVG*/
        var svg = document.createElement("svg");
        svg.setAttribute("height", "100%");
        svg.setAttribute("version", "1.1");
        svg.setAttribute("viewBox", "0 0 36 36");
        svg.setAttribute("width", "100%");
        var use = document.createElement("use");
        use.setAttribute("class", "ytp-svg-shadow");

        setButton(btn, path); // Decide Which Button

        path.setAttribute("fill", "#fff");
        path.setAttribute("fill-rule", "evenodd");
        svg.appendChild(use);
        svg.appendChild(path);

        const btnContent = svg.outerHTML;
        /*Finished Create SVG*/

        btn.innerHTML = btnContent;
        btn.classList.add("ytp-resize-button", "ytp-button");
        btn.setAttribute("id", "ytp-resize-button");
        btn.setAttribute("data-tooltip-target-id", "ytp-resize-button");
        abtn.insertBefore(btn, abtn.lastChild.previousSibling);

        /*Tooltip Event Handlers*/
        const showTooltip = (event) => {
            const isMouseOver = ["mouseover", "focus"].includes(event.type);
            showResizeButtonTooltip(btn, isMouseOver);
        };

        btn.addEventListener("click", function(e) {
            e.stopPropagation();
            e.preventDefault();
            buttonScript();
        }, clickEvent);

        btn.addEventListener("mouseover", showTooltip);
        btn.addEventListener("mouseout", showTooltip);
        btn.addEventListener("focus", showTooltip);
        btn.addEventListener("blur", showTooltip);
    }
    /*Create Resize Button*/
    function controlResize() {
        var buttonExists = document.getElementById("ytp-resize-button");
        if (!buttonExists) {
            window.addEventListener("keydown", function(e) {
                if (e.altKey || e.ctrlKey || e.metaKey || e.shiftKey) return;
                if (/^(?:input|textarea|select|button)$/i.test(e.target.tagName)) return;
                if (/(?:contenteditable-root)/i.test(e.target.id)) return;
                if (e.key == shortcutKey.toLowerCase() || e.key == shortcutKey.toUpperCase()) {
                    e.stopPropagation();
                    e.preventDefault();
                    buttonScript();
                }
                return;
            });
            createButton();
        } else {
            setButton(buttonExists, buttonExists.querySelector("path"));
        }
    }
    //==================================================================
})();