dependencies {
    implementation fileTree(dir: 'libs', include: ['*.aar'])
}

    <uses-permission android:name="android.permission.READ_PHONE_STATE" android:maxSdkVersion="19" />
    <uses-permission android:name="android.permission.CAMERA" />
    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
    <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
    <uses-permission android:name="android.permission.RECORD_AUDIO" />
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
    <uses-permission android:name="android.permission.READ_LOGS" />
    <uses-permission android:name="android.permission.BLUETOOTH" />
    <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
    <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />

// 初始化,如果公有云可以用默认token，如果私有云需要使用申请APPID时获取的token
mVideoRoom = BaiduRtcRoom.initWithAppID(this, mAppId, tokenStr);
// 设置是否开启控制台log输出，true输出到控制台，false不输出
BaiduRtcRoom.setVerbose(true);
// 状态上报
mVideoRoom.enableStatsToServer(true, "online");
// 设置回调
mVideoRoom.setBaiduRtcRoomDelegate(this);
// 设置url
mVideoRoom.setMediaServerURL(url);

// 是否房间模式，默认是 BDRTC_ROOM_NORMAL
mVideoRoom.setRoomMode(BaiduRtcRoom.BdRtcRoomMode.BDRTC_ROOM_NORMAL);

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <com.baidu.rtc.RTCVideoView
        android:id="@+id/local_rtc_video_view"
        android:layout_width="240dp"
        android:layout_height="320dp"
        android:gravity="center_vertical" />

    <com.baidu.rtc.RTCVideoView
        android:id="@+id/remote_rtc_video_view"
        android:layout_width="240dp"
        android:layout_height="320dp"
        android:layout_marginTop="10dp"
        android:gravity="center_vertical" />
    
</LinearLayout>

RTCVideoView rtcLocalVideoView = findViewById(R.id.local_rtc_video_view);
RTCVideoView rtcRemoteVideoView = findViewById(R.id.remote_rtc_video_view);

// 创建local
RTCVideoView rtcLocalVideoView = new RTCVideoView(mContext);
// 设置视频显示类型，SCALE_ASPECT_FIT 填充，其他显示类型，请查看官方文档
rtcVideoView.setScalingType(RTCVideoView.ScalingType.SCALE_ASPECT_FIT);
rootView.addView(rtcLocalVideoView);
        
// 创建remote
RTCVideoView rtcRemoteVideoView = new RTCVideoView(mContext);
// 设置视频显示类型，SCALE_ASPECT_FIT 填充，其他显示类型，请查看官方文档
       rtcVideoView.setScalingType(RTCVideoView.ScalingType.SCALE_ASPECT_FIT);
rootView.addView(rtcRemoteVideoView);

mVideoRoom.setLocalDisplay(rtcLocalVideoView);
mVideoRoom.startPreview();

RtcParameterSettings cfg = RtcParameterSettings.getDefaultSettings();
cfg.EnableMultistream = true;
cfg.inputAudioChannel = 1;
// 音频输出通道数
cfg.outputAudioChannel = 1;
// 音频采样率
cfg.AudioFrequency = 48000;
// 自动发布
cfg.AutoPublish = true;
// 自动订阅用户
cfg.AutoSubScribe = true;
// 是否有视频
cfg.HasVideo = true;
// 是否有音频
cfg.HasAudio = true;
        
// 分辨率
cfg.VideoResolution = "640x480-800kbps";
// 或者用VideoWidth
cfg.VideoHeight = 640;
cfg.VideoWidth = 480;
// 视频最大码率
cfg.VideoMaxkbps = 800;
// 帧率
cfg.VideoFps = 15;
        
// 链接超时时间
cfg.ConnectionTimeoutMs = 5000;
// 链接读超时时间
cfg.ReadTimeoutMs = 5000;

if (Build.MANUFACTURER.contains("Ainemo")
                || Build.MODEL.contains("NV6001")
                || Build.MODEL.contains("NV6101")
                || Build.MODEL.contains("NV2001")
                || Build.MODEL.contains("NV5001")) {
    cfg.AudioFrequency = 16000;
    cfg.inputAudioChannel = 2;
    cfg.outputAudioChannel = 2;
    cfg.audioContentType = AudioAttributes.CONTENT_TYPE_MUSIC;
}

if (Build.MODEL.contains("ONEPLUS")) {
    cfg.AudioSource = MediaRecorder.AudioSource.DEFAULT;
}

// 是否有远端音频，默认true
cfg.HasRemoteAudio = true;
// 是否有远端视频，默认true
cfg.HasRemoteVideo = true;

// 重连，cfg.enableAutoReconnect 如果设置true (默认是false)，则SDK自动重连，如需业务侧实现重连，则置为false
// 若使用自动重连功能 cfg.enableListenNetwork 需为true（默认是true）
cfg.enableAutoReconnect = false;

// enable jitter deley can be stretched by retransmission packets
cfg.enableJitterRetransmission = true;
        
// 设置参数
mVideoRoom.setParamSettings(cfg, RtcParameterSettings.RtcParamSettingType.RTC_PARAM_SETTINGS_ALL);

// roomName：房间名； userId：用户Id； userName：用户名
mVideoRoom.loginRtcRoomWithRoomName(roomName, userId, userName);

// 绑定远端用户画面
mVideoRoom.setRemoteDisplay(rtcRemoteVideoView, userId);