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Mediasoup Client设备加载RTP能力异常,无法生成音视频流

Mediasoup Client设备加载后无法生产音视频流:_canProduceByKind全为false

我尝试用从服务器获取的rtpCapabilities加载Mediasoup Client设备以实现网站视频流,但加载后的设备对象中_canProduceByKind为{audio: false, video: false},导致创建生产者传输时抛出UnsupportedError: cannot produce video错误。

控制台输出的完整设备对象

{
    "_loaded": true,
    "_observer": {
        "_events": {},
        "_eventsCount": 0,
        "_maxListeners": null
    },
    "_handlerName": "Chrome111",
    "_extendedRtpCapabilities": {
        "codecs": [],
        "headerExtensions": []
    },
    "_recvRtpCapabilities": {
        "codecs": [],
        "headerExtensions": []
    },
    "_canProduceByKind": {
        "audio": false,
        "video": false
    },
    "_sctpCapabilities": {
        "numStreams": {
            "OS": 1024,
            "MIS": 1024
        }
    }
}

传入load方法的rtpCapabilities

{
    "rtpCapabilities": {
        "codecs": [
            {
                "kind": "audio",
                "mimeType": "audio/opus",
                "clockRate": 48000,
                "channels": 2,
                "rtcpFeedback": [
                    {
                        "type": "nack",
                        "parameter": ""
                    },
                    {
                        "type": "transport-cc",
                        "parameter": ""
                    }
                ],
                "parameters": {},
                "preferredPayloadType": 100
            },
            {
                "kind": "video",
                "mimeType": "video/VP8",
                "clockRate": 90000,
                "rtcpFeedback": [
                    {
                        "type": "nack",
                        "parameter": ""
                    },
                    {
                        "type": "nack",
                        "parameter": "pli"
                    },
                    {
                        "type": "ccm",
                        "parameter": "fir"
                    },
                    {
                        "type": "goog-remb",
                        "parameter": ""
                    },
                    {
                        "type": "transport-cc",
                        "parameter": ""
                    }
                ],
                "parameters": {
                    "x-google-start-bitrate": 1000
                },
                "preferredPayloadType": 101
            },
            {
                "kind": "video",
                "mimeType": "video/rtx",
                "preferredPayloadType": 102,
                "clockRate": 90000,
                "parameters": {
                    "apt": 101
                },
                "rtcpFeedback": []
            }
        ],
        "headerExtensions": [
           {所有视频头……数量较多}
        ]
    }
}

设备初始化代码

const createDevice = async () => {
    try{
        console.log(mediasoupClient)
        console.log('RtpCapabilities', rtpCapabilities)

        deviceRef.current  = new mediasoupClient.Device()
        await deviceRef.current.load({
            routerRtpCapabilities: rtpCapabilities
        })
    }
    catch(err){
        console.log(err)
        if(err.name === 'UnsupportedError'){
            console.warn('browser not supported')
        }
    }
}

我已确认初始化前传入的rtpCapabilities无误,使用的Mediasoup Client版本为3.7.14,恳请帮忙解决该问题!

内容的提问来源于stack exchange,提问作者Andrew Marabante

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最近更新时间:2026.06.19 22:44:51