Netflix UHD

让 Netflix 在任何分辨率的显示器上播放 UHD 内容
当前为 2022-05-11 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name                 Netflix UHD
// @name:zh-CN           Netflix UHD
// @namespace            http://tampermonkey.net/
// @version              1.5
// @description          Play Netflix UHD content on any screen resolution
// @description:zh-CN    让 Netflix 在任何分辨率的显示器上播放 UHD 内容
// @author               TGSAN
// @match                https://www.netflix.com/*
// @icon                 https://www.google.cn/s2/favicons?sz=64&domain=netflix.com
// @run-at               document-start
// @grant                unsafeWindow
// @grant                GM_registerMenuCommand
// ==/UserScript==

(function () {
    // 'use strict';

    let useWindowCtx

    if (self.unsafeWindow) {
        console.log("use unsafeWindow mode");
        useWindowCtx = self.unsafeWindow;
    } else {
        console.log("use window mode");
        useWindowCtx = self.window;
    }

    // Hook

    delete useWindowCtx.screen;
    useWindowCtx.__defineGetter__('screen', function () {
        let s = [];
        s['width'] = 3840;
        s['height'] = 2160;
        s['availWidth'] = 3840;
        s['availHeight'] = 2160;
        s['availLeft'] = 0;
        s['availTop'] = 0;
        s['colorDepth'] = 32;
        s['isExtended'] = false;
        s['pixelDepth'] = 32;
        return s;
    });
    delete useWindowCtx.devicePixelRatio;
    useWindowCtx.devicePixelRatio = 4;

    if (useWindowCtx.MSMediaKeys) {
        useWindowCtx.MSMediaKeys.isTypeSupportedWithFeaturesOriginal = useWindowCtx.MSMediaKeys.isTypeSupportedWithFeatures;
        useWindowCtx.MSMediaKeys.isTypeSupportedWithFeatures = function (a, b) {
            const reg = /,display-res-[x|y]=\d+,display-res-[x|y]=\d+/
            b = b.replace(reg, "");
            let r = this.isTypeSupportedWithFeaturesOriginal(a, b);
            // if (r !== '') {
            //     console.log("Hook MSMediaKeys isTypeSupportedWithFeatures:", a, b, r !== '');
            // } else {
            //     console.debug("Hook MSMediaKeys isTypeSupportedWithFeatures:", a, b, r !== '');
            // }
            return r;
        }
    }

    if (useWindowCtx.WebKitMediaKeys) {
        useWindowCtx.WebKitMediaKeys.isTypeSupportedOriginal = useWindowCtx.WebKitMediaKeys.isTypeSupported;
        useWindowCtx.WebKitMediaKeys.isTypeSupported = function (keySystem, type) {
            let r = this.isTypeSupportedOriginal(keySystem, type);
            console.log("Hook WebKitMediaKeys", keySystem, type, r);
            return r;
        }
    }

    if (useWindowCtx.MediaSource) {
        useWindowCtx.MediaSource.isTypeSupportedOriginal = useWindowCtx.MediaSource.isTypeSupported;
        useWindowCtx.MediaSource.isTypeSupported = function (mimeType) {
            let r = this.isTypeSupportedOriginal(mimeType);
            console.log("Hook MSE", mimeType, r);
            return r;
        }
    }

    if (useWindowCtx.MediaCapabilities.prototype) {
        useWindowCtx.MediaCapabilities.prototype.decodingInfoOriginal = useWindowCtx.MediaCapabilities.prototype.decodingInfo;
        useWindowCtx.MediaCapabilities.prototype.decodingInfo = function (mediaDecodingConfiguration) {
            let r = this.decodingInfoOriginal(mediaDecodingConfiguration);
            // console.log("MC", mediaDecodingConfiguration, r);
            let p = new Promise((res, rej) => {
                r.then(orir => {
                    // console.log("orir", orir);
                    orir.powerEfficient = orir.supported;
                    orir.smooth = orir.supported;
                    // console.log("orir edited", orir);
                    res(orir);
                }).catch(ex => {
                    rej(ex);
                });
            });
            return p;
        }
    }

    // Ext
    let checkHDCPAsync = async function () {
        if (self.GM_registerMenuCommand && window.MSMediaKeys) {
            let hdcp0 = window.MSMediaKeys.isTypeSupportedWithFeaturesOriginal("com.microsoft.playready.software", 'video/mp4; features="hdcp=0"') != '';
            let hdcp1 = window.MSMediaKeys.isTypeSupportedWithFeaturesOriginal("com.microsoft.playready.software", 'video/mp4; features="hdcp=1"') != '';
            let hdcp2 = window.MSMediaKeys.isTypeSupportedWithFeaturesOriginal("com.microsoft.playready.software", 'video/mp4; features="hdcp=2"') != '';
            let bool2Status = function (booltype) {
                return booltype ? "Yes" : "No";
            };
            GM_registerMenuCommand("PlayReady DRM Info (" + (hdcp2 ? "UHD Ready" : "Restricted") + ")", function () {
                let content = "PlayReady DRM (without HDCP 2.2):\n" + bool2Status(hdcp0) + "\n\n";
                content += "PlayReady DRM (HDCP 2.2):\n" + bool2Status(hdcp1) + "\n\n";
                content += "PlayReady DRM (HDCP 2.2 Type 1):\n" + bool2Status(hdcp2) + "\n\n";
                alert(content);
            });
        }
    };
    checkHDCPAsync();
})();
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