bilibili BufferTime Change

BufferTime Set 250s
当前为 2024-01-02 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name           bilibili BufferTime Change
// @version        1.0.0
// @description    BufferTime Set 250s
// @author         Vanisoul
// @match          https://www.bilibili.com/*
// @license        MIT
// @namespace      https://greasyfork.org/users/429936
// @grant          GM_registerMenuCommand
// @grant          GM_setValue
// @grant          GM_getValue
// @grant          unsafeWindow
// ==/UserScript==

(function () {
    'use strict';

    class DashPlayerManager {
    }
    const dashPlayerManager = new DashPlayerManager();
    function stealPlayerByFire(DashPlayer) {
        const origFire = DashPlayer.prototype.fire;
        if (origFire) {
            DashPlayer.prototype.fire = function (...args) {
                dashPlayerManager.dashPlayer = this;
                DashPlayer.prototype.fire = origFire;
                origFire.apply(this, args);
            };
        }
    }
    const hackInterval = setInterval(() => {
        const DashPlayer = unsafeWindow.DashPlayer;
        if (DashPlayer) {
            stealPlayerByFire(DashPlayer);
        }
        if (dashPlayerManager.dashPlayer) {
            clearInterval(hackInterval);
        }
    }, 1000);

    const defaultKey = "v";
    let triggerKey = GM_getValue('triggerKey', defaultKey);
    function setTriggerKey() {
        var userKey = prompt('請輸入新的觸發按鈕:', triggerKey);
        if (userKey) {
            GM_setValue('triggerKey', userKey.toLocaleLowerCase());
            triggerKey = userKey.toLocaleLowerCase();
            alert('觸發按鈕已更改為: ' + triggerKey);
        }
    }
    const defaultBufferTime = 250;
    let bufferTime = GM_getValue('bufferTime', defaultBufferTime);
    function setBufferTime() {
        var userBufferTime = prompt('請輸入新的Buffer時間:', bufferTime.toString());
        if (userBufferTime) {
            GM_setValue('bufferTime', userBufferTime);
            bufferTime = parseInt(userBufferTime);
            changeBuffer(bufferTime);
            alert('Buffer時間已更改為: ' + bufferTime);
        }
    }
    GM_registerMenuCommand('設置Buffer時間', setBufferTime);
    GM_registerMenuCommand('設置查看目前 Buffer 按鈕', setTriggerKey);
    document.addEventListener('keydown', function (event) {
        if (event.key.toLocaleLowerCase() === triggerKey) {
            const dashPlayer = dashPlayerManager.dashPlayer;
            console.log(`Now BufferLength : ${dashPlayer === null || dashPlayer === void 0 ? void 0 : dashPlayer.getBufferLength("video")}`);
        }
    });
    changeBuffer(bufferTime);
    function changeBuffer(bufferTime) {
        const setBufferInterval = setInterval(() => {
            const dashPlayer = dashPlayerManager.dashPlayer;
            if (dashPlayer) {
                dashPlayer.player.setBufferPruningInterval(3);
                dashPlayer.player.setStableBufferTime(bufferTime);
                dashPlayer.player.setBufferTimeAtTopQuality(bufferTime);
                dashPlayer.player.setBufferTimeAtTopQualityLongForm(bufferTime);
                dashPlayer.player.setBufferAheadToKeep(bufferTime + 10);
                dashPlayer.player.setBufferToKeep(30000);
                console.log(`hook set buffer time ${bufferTime}`);
                clearInterval(setBufferInterval);
            }
        }, 1000);
    }

})();