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虎牙自动最高码率 (免登录), 屏蔽 PCDN

将默认码率调到最高码率 (可突破扫码专享, 实测最高到蓝光 20M), 并屏蔽 PCDN, 防止偷跑上传

// ==UserScript==
// @name         虎牙自动最高码率 (免登录), 屏蔽 PCDN
// @namespace    http://tampermonkey.net/
// @version      1.1.0
// @description  将默认码率调到最高码率 (可突破扫码专享, 实测最高到蓝光 20M), 并屏蔽 PCDN, 防止偷跑上传
// @author       浩劫者12345
// @match        https://*.huya.com/*
// @grant        none
// @run-at       document-start
// @license      MIT
// ==/UserScript==

(function () {
    'use strict';

    // 屏蔽 PCDN (禁用 WebRTC)
    if (window.RTCPeerConnection) {
        const log = console.log
        const origRTCPeerConnection = window.RTCPeerConnection

        class HookedRTCPeerConnection {
            constructor(config) {
                log('Blocking WebRTC connection:', JSON.stringify(config))
                throw new Error('WebRTC is disabled by userscript')
                return new origRTCPeerConnection(config)
            }
        }

        window.RTCPeerConnection = HookedRTCPeerConnection
        window.webkitRTCPeerConnection = window.RTCPeerConnection
        window.mozRTCPeerConnection = window.RTCPeerConnection
    }


    // 设置 cookie 中上次使用的码率
    document.cookie = 'videoBitRate=99999; domain=.huya.com'
    console.log('Set last used bitrate to 99999')

    // 伪装登录状态
    if (!document.cookie.includes('yyuid=')) {
        document.cookie = 'yyuid=1; domain=.huya.com'
        console.log('Set logged in status')
    }

    // 拦截页面内 JS 对 hyPlayerConfig 的赋值, 修改 iWebDefaultBitRate (默认码率)
    let _hyPlayerConfig = {};

    Object.defineProperty(window, 'hyPlayerConfig', {
        get() {
            return _hyPlayerConfig
        },
        set(newValue) {
            Object.assign(_hyPlayerConfig, newValue)

            if (_hyPlayerConfig.stream) {
                _hyPlayerConfig.stream.iWebDefaultBitRate = 99999
                console.log('Hook set `hyPlayerConfig.stream.iWebDefaultBitRate` to', window.hyPlayerConfig.stream.iWebDefaultBitRate)
            }
        }
    })
})();