yirtc-sdk-web/dist/utils/device.js

基于WebRTC的实时音视频SDK

/**
 * 设备工具类
 */
export class Device {
    /**
     * 检查浏览器兼容性
     * @returns boolean
     */
    static checkCompatibility() {
        // 检查WebRTC核心API
        const hasRTCPeerConnection = !!window.RTCPeerConnection;
        const hasMediaDevices = !!(navigator.mediaDevices && navigator.mediaDevices.getUserMedia);
        const hasWebRTC = hasRTCPeerConnection && hasMediaDevices;
        // 检查浏览器类型和版本
        const ua = navigator.userAgent;
        const isChrome = /Chrome/.test(ua) && !/Edge/.test(ua);
        const isFirefox = /Firefox/.test(ua);
        const isSafari = /Safari/.test(ua) && !/Chrome/.test(ua);
        const isEdge = /Edge/.test(ua);
        // 简单的版本检查
        let isCompatible = false;
        if (isChrome) {
            // Chrome 60+
            const match = ua.match(/Chrome\/(\d+)/);
            const version = match ? parseInt(match[1], 10) : 0;
            isCompatible = version >= 60;
        }
        else if (isFirefox) {
            // Firefox 52+
            const match = ua.match(/Firefox\/(\d+)/);
            const version = match ? parseInt(match[1], 10) : 0;
            isCompatible = version >= 52;
        }
        else if (isSafari) {
            // Safari 11+
            const match = ua.match(/Version\/(\d+)/);
            const version = match ? parseInt(match[1], 10) : 0;
            isCompatible = version >= 11;
        }
        else if (isEdge) {
            // Edge 79+ (Chromium-based)
            const match = ua.match(/Edge\/(\d+)/);
            const version = match ? parseInt(match[1], 10) : 0;
            isCompatible = version >= 79;
        }
        return hasWebRTC && (isCompatible || this.compatMode);
    }
    /**
     * 启用兼容模式
     */
    static enableCompatMode() {
        this.compatMode = true;
        console.log('[Device] 兼容模式已启用');
    }
    /**
     * 禁用兼容模式
     */
    static disableCompatMode() {
        this.compatMode = false;
        console.log('[Device] 兼容模式已禁用');
    }
    /**
     * 获取浏览器信息
     * @returns {name: string, version: string}
     */
    static getBrowserInfo() {
        const ua = navigator.userAgent;
        let browserName = '未知';
        let version = '未知';
        if (/Edge/.test(ua)) {
            browserName = 'Edge';
            const match = ua.match(/Edge\/(\d+\.\d+)/);
            version = match ? match[1] : '未知';
        }
        else if (/Chrome/.test(ua)) {
            browserName = 'Chrome';
            const match = ua.match(/Chrome\/(\d+\.\d+)/);
            version = match ? match[1] : '未知';
        }
        else if (/Firefox/.test(ua)) {
            browserName = 'Firefox';
            const match = ua.match(/Firefox\/(\d+\.\d+)/);
            version = match ? match[1] : '未知';
        }
        else if (/Safari/.test(ua) && !/Chrome/.test(ua)) {
            browserName = 'Safari';
            const match = ua.match(/Version\/(\d+\.\d+)/);
            version = match ? match[1] : '未知';
        }
        return { name: browserName, version };
    }
    /**
     * 检查是否支持屏幕共享
     * @returns boolean
     */
    static isScreenShareSupported() {
        // @ts-ignore
        return !!navigator.mediaDevices.getDisplayMedia;
    }
    /**
     * 检查是否支持音频处理
     * @returns boolean
     */
    static isAudioProcessingSupported() {
        return typeof window !== 'undefined' &&
            (typeof window.AudioContext !== 'undefined' ||
                typeof window.webkitAudioContext !== 'undefined');
    }
}
Device.compatMode = false;