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PIP Enhancer

Auto PIP Mode Activation (Configurable, Animated, Control Panel)

目前為 2025-02-13 提交的版本，檢視 最新版本。

// ==UserScript==
// @name         PIP Enhancer
// @namespace    http://tampermonkey.net/
// @version      2.0
// @description  Auto PIP Mode Activation (Configurable, Animated, Control Panel)
// @author       OB_BUFF
// @license      GPL-3.0
// @match        *://*/*
// @grant        GM_notification
// @grant        GM_registerMenuCommand
// ==/UserScript==

(function () {
    'use strict';

    let pipActive = false; // 记录是否进入 PIP
    let pipAnimationEnabled = true; // 是否启用动画
    let notificationEnabled = true; // 是否启用通知
    let pipThreshold = 0.3; // 画中画触发比例
    let iconUrl = "https://images.sftcdn.net/images/t_app-icon-m/p/e858578e-7424-4b99-a13f-c57cd65f8017/4229007087/pip-it-picture-in-picture-logo";

    // 语言包
    const messages = {
        "zh": {
            "enterPiP": "网页失去焦点，视频进入画中画模式",
            "exitPiP": "网页回到前台，退出画中画模式",
            "enableAnimation": "启用动画",
            "disableAnimation": "禁用动画",
            "enableNotifications": "启用通知",
            "disableNotifications": "禁用通知",
            "pipThreshold": "设置画中画触发比例（当前: {value}）",
            "menuTitle": "PIP 画中画增强设置"
        },
        "en": {
            "enterPiP": "Page lost focus, video entered Picture-in-Picture mode",
            "exitPiP": "Page is back in focus, exiting Picture-in-Picture mode",
            "enableAnimation": "Enable Animation",
            "disableAnimation": "Disable Animation",
            "enableNotifications": "Enable Notifications",
            "disableNotifications": "Disable Notifications",
            "pipThreshold": "Set PIP trigger ratio (Current: {value})",
            "menuTitle": "PIP Enhancer Settings"
        },
        "es": {
            "enterPiP": "La página perdió el foco, el video entró en modo PiP",
            "exitPiP": "La página volvió a enfocarse, saliendo del modo PiP",
            "enableAnimation": "Habilitar animación",
            "disableAnimation": "Deshabilitar animación",
            "enableNotifications": "Habilitar notificaciones",
            "disableNotifications": "Deshabilitar notificaciones",
            "pipThreshold": "Establecer proporción de activación de PiP (Actual: {value})",
            "menuTitle": "Configuraciones de PIP Enhancer"
        }
    };

    // 获取用户浏览器语言
    const userLang = navigator.language.startsWith("zh") ? "zh" :
        navigator.language.startsWith("es") ? "es" : "en";

    // 控制面板（Tampermonkey 菜单）
    GM_registerMenuCommand(messages[userLang].enableAnimation, () => {
        pipAnimationEnabled = true;
    });

    GM_registerMenuCommand(messages[userLang].disableAnimation, () => {
        pipAnimationEnabled = false;
    });

    GM_registerMenuCommand(messages[userLang].enableNotifications, () => {
        notificationEnabled = true;
    });

    GM_registerMenuCommand(messages[userLang].disableNotifications, () => {
        notificationEnabled = false;
    });

    GM_registerMenuCommand(messages[userLang].pipThreshold.replace("{value}", pipThreshold), () => {
        let newThreshold = prompt(messages[userLang].pipThreshold.replace("{value}", pipThreshold), pipThreshold);
        if (newThreshold !== null) {
            pipThreshold = parseFloat(newThreshold);
        }
    });

    /**
     * 判断视频是否满足条件
     * 1. 正在播放
     * 2. 有声音（音量 > 0 或未静音）
     * 3. 占屏幕面积 > pipThreshold（可调节）
     */
    function isEligibleVideo(video) {
        let rect = video.getBoundingClientRect();
        let screenWidth = window.innerWidth;
        let screenHeight = window.innerHeight;
        let videoArea = rect.width * rect.height;
        let screenArea = screenWidth * screenHeight;

        return (
            !video.paused &&
            video.volume > 0 && !video.muted &&
            (videoArea / screenArea) > pipThreshold
        );
    }

    /**
     * 进入画中画模式
     */
    async function enterPiP() {
        if (pipActive) return;
        let videos = document.querySelectorAll("video");
        for (let video of videos) {
            if (isEligibleVideo(video)) {
                try {
                    await video.requestPictureInPicture();
                    pipActive = true;
                    if (notificationEnabled) {
                        GM_notification({
                            text: messages[userLang].enterPiP,
                            title: messages[userLang].menuTitle,
                            timeout: 5000,
                            image: iconUrl
                        });
                    }
                    if (pipAnimationEnabled) {
                        animatePiP(video);
                    }
                } catch (error) {
                    console.error("无法进入 PiP 模式:", error);
                }
                break;
            }
        }
    }

    /**
     * 退出画中画模式
     */
    function exitPiP() {
        if (!pipActive) return;
        if (document.pictureInPictureElement) {
            document.exitPictureInPicture();
            if (notificationEnabled) {
                GM_notification({
                    text: messages[userLang].exitPiP,
                    title: messages[userLang].menuTitle,
                    timeout: 5000,
                    image: iconUrl
                });
            }
        }
        pipActive = false;
    }

    /**
     * 画中画动画（缩放渐变）
     */
    function animatePiP(video) {
        video.style.transition = "transform 0.5s ease-in-out, opacity 0.5s";
        video.style.transform = "scale(0.8)";
        video.style.opacity = "0.8";
        setTimeout(() => {
            video.style.transform = "scale(1)";
            video.style.opacity = "1";
        }, 500);
    }

    /**
     * 监听网页可见性变化
     */
    document.addEventListener("visibilitychange", function () {
        if (document.hidden) {
            setTimeout(() => {
                if (document.hidden) enterPiP();
            }, 300);
        } else {
            exitPiP();
        }
    });

    /**
     * 监听窗口焦点变化
     */
    window.addEventListener("blur", enterPiP);
    window.addEventListener("focus", exitPiP);

})();

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