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Android

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마지막 업데이트 시간: 2025-11-18 15:31:42
This tutorial mainly introduces how to implement a basic audio and video call.

Prerequisites

Android Studio 4.0 or later.
Android 4.4 (SDK API level 19) or later.

Integration guideline

Step 1. Import the SDK

1. In app/build.gradle, add dependencies to the TRTC SDK.
dependencies {
// ...Other project dependencies implementation 'com.tencent.liteav:LiteAVSDK_TRTC:latest.release' // Add TRTC SDK dependencies }
2. Inapp/build.gradle, specify the CPU architecture of the project in defaultConfig to support devices with armeabi-v7a/arm64-v8a architecture.
android { defaultConfig {
// ...Other project dependencies
ndk {
abiFilters "armeabi-v7a", "arm64-v8a" // Support armeabi-v7a and arm64-v8a architectures
} } }
After the above configuration completed, click Sync Now, the TRTC SDK will automatically integrate into the target project.

Step 2. Configure project

1. In AndroidManifest.xml, add the permissions required for the TRTC SDK.
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
<uses-permission android:name="android.permission.BLUETOOTH" />
<uses-permission android:name="android.permission.CAMERA" />
<uses-feature android:name="android.hardware.camera.autofocus" />
Note:
Do not set the android: hardwareAccelerated = "false". When hardware acceleration is turned off, the other party's video stream cannot be rendered.
2. Inproguard-rules.pro, add the TRTC SDK-related classes to the "non-obfuscation" list.
-keep class com.tencent.** { *; }

Step 3. Create TRTC instance

To use the audio and video functions, you need to request camera and microphone permissions. It is recommended that you create a TRTC instance after a successful request.
private TRTCCloud mCloud; // Declare member variables
// Create a TRTC instance and set up a listener
mCloud = TRTCCloud.sharedInstance(getApplicationContext());
mCloud.addListener(new TRTCCloudListener() {
@Override
public void onError(int errCode, String errMsg, Bundle extraInfo) {
super.onError(errCode, errMsg, extraInfo);
// Handling Error events
String notificaiton = "Error Code: " + errCode + ", Error Message: " + errMsg + ", extraInfo: " + extraInfo; Toast.makeText(getApplicationContext(), notificaiton, Toast.LENGTH_LONG).show(); } @Override public void onEnterRoom(long result) { super.onEnterRoom(result);
// Processing the result of entering the room
if(result > 0) { Toast.makeText(getApplicationContext(), "Enter Room successfully!", Toast.LENGTH_LONG).show(); } else { Toast.makeText(getApplicationContext(), "Enter Room Failed!", Toast.LENGTH_LONG).show(); } } });

Step 4. Enter the room

1. Request camera and microphone permissions before entering the room.
private static final int REQUEST_CAMERA_AND_MICROPHONE = 1; // Required parameter `requestCode` for `ActivityCompat.requestPermissions()`

protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

// Request camera and microphone access
requestCameraAndMicrophonePermission();
}

private void requestCameraAndMicrophonePermission() {
String[] permissions = {android.Manifest.permission.CAMERA, android.Manifest.permission.RECORD_AUDIO};
ActivityCompat.requestPermissions(this, permissions, REQUEST_CAMERA_AND_MICROPHONE);
}

@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == REQUEST_CAMERA_AND_MICROPHONE) {
boolean allPermissionsGranted = true;
for (int grantResult : grantResults) {
if (grantResult != PackageManager.PERMISSION_GRANTED) {
allPermissionsGranted = false;
break;
}
}
if (allPermissionsGranted) {
// After the device permissions successfully applied for, create a TRTC instance and use the functions supported by TRTC
} else {
// If the permissions failed to be applied for, a prompt could be displayed
Toast.makeText(getApplicationContext(), "Permissions request failed!", Toast.LENGTH_LONG).show();
}
}
}
2. Set the entry parameter TRTCParams and call enterRoom to successfully enter the room, which is usually called after clicking the Start Call button.
Parameter
Type
Description
sdkAppId
number
The sdkAppId of the audio and video application you created in TRTC Console.
userId
string
User ID specified by you.
userSig
string
User signature, refer to UserSig
roomId
number
Room ID specified by you, usually a unique room ID.
For more detailed parameter descriptions, please refer to the interface document enterRoom
// Modify the following parameters to your own
TRTCCloudDef.TRTCParams trtcParams = new TRTCCloudDef.TRTCParams();
trtcParams.sdkAppId = 1400000123;
trtcParams.userId = "denny";
trtcParams.userSig = "xxx";
trtcParams.roomId = 123321;

// For multi-party video calls, `TRTC_APP_SCENE_LIVE` is recommended
mCloud.enterRoom(trtcParams, TRTCCloudDef.TRTC_APP_SCENE_LIVE);

Step 5. Turn on/off Camera

1. Add the TXCloudVideoView view component to the layout file to display the video stream content.
<com.tencent.rtmp.ui.TXCloudVideoView android:id="@+id/txcvv_main_local" android:layout_width="wrap_content" android:layout_height="wrap_content" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintStart_toStartOf="parent" app:layout_constraintTop_toTopOf="parent" />
2. Set the render parameter setLocalRenderParams for the local preview, and call startLocalPreview for the local preview, and start the push after successfully calling enterRoom.
// Set the preview mode of the local screen
TRTCCloudDef.TRTCRenderParams trtcRenderParams = new TRTCCloudDef.TRTCRenderParams();
trtcRenderParams.fillMode = TRTCCloudDef.TRTC_VIDEO_RENDER_MODE_FILL; // The render mode set as FILL
trtcRenderParams.mirrorType = TRTCCloudDef.TRTC_VIDEO_MIRROR_TYPE_AUTO; // The image type set as AUTO
mCloud.setLocalRenderParams(trtcRenderParams);

// Start a preview of the local camera
TXCloudVideoView cameraVideo = findViewById(R.id.txcvv_main_local);
mCloud.startLocalPreview(true, cameraVideo);
Call stopLocalPreview to turn off the camera preview and stop pushing local video information.
mCloud.stopLocalPreview();
3. Perform other extended device functions such as "Switch front and rear cameras", "Set focus Mode", and "Flash".
// By default, the front camera is enabled and switch to the rear camera
TXDeviceManager manager = mCloud.getDeviceManager();
if(manager.isFrontCamera()) {
manager.switchCamera(false);
}

// Switch to the front camera
TXDeviceManager manager = mCloud.getDeviceManager();
manager.switchCamera(true);
// If the automatic face recognition supported, enable the auto focus function
TXDeviceManager manager = mCloud.getDeviceManager();
if (manager.isAutoFocusEnabled()) {
manager.enableCameraAutoFocus(true);
}

// Disable the autofocus function
TXDeviceManager manager = mCloud.getDeviceManager();
manager.enableCameraAutoFocus(false);
// The flash can be turned on when using the rear camera
TXDeviceManager manager = mCloud.getDeviceManager();
manager.enableCameraTorch(true);

// Turn off the flash
TXDeviceManager manager = mCloud.getDeviceManager();
manager.enableCameraTorch(false);

Step 6. Turn on/off microphone

Call the startLocalAudio to turn on microphone capture. Select one of the following sound Quality parameters according to your requirements.
// Enable microphone acquisition and set the current scene to: Voice mode
// For high noise suppression capability, strong and weak network resistance
mCloud.startLocalAudio(TRTCCloudDef.TRTC_AUDIO_QUALITY_SPEECH );
// Enable microphone acquisition, and set the current scene to: Music mode (
// For high fidelity acquisition, low sound quality loss, recommended to use with professional sound cards
mCloud.startLocalAudio(TRTCCloudDef.TRTC_AUDIO_QUALITY_MUSIC);
Call stopLocalAudio to turn off microphone collection and stop pushing local audio information.
mCloud.stopLocalAudio();

Step 7. Play/stop video streaming

1. Listen to onUserVideoAvailable before entering the room. When you receive the onUserVideoAvailable(userId, true) notification, it means that there are video frames available to play in the road screen.
2. Call startRemoteView to play the video content collected by the remote side.
// Play the remote video
TXCloudVideoView cameraVideo = findViewById(R.id.txcvv_main_local);
mCloud.startRemoteView("denny", TRTCCloudDef.TRTC_VIDEO_STREAM_TYPE_BIG, cameraVideo); // Play remote capture video content with high definition large screen
Call stopRemoteView to stop the remote video.
// Stop the video
mCloud.stopRemoteView("denny", TRTCCloudDef.TRTC_VIDEO_STREAM_TYPE_BIG); // Only stop playing the denny screen
mCloud.stopAllRemoteView(); // Stop all videos

Step 8. Play/stop the audio stream

By default, the SDK will play remote audio automatically, so you don't need to call any apis to play it manually.
But when you don't like autoplay audio, you can call muteRemoteAudio to choose to play or stop the remote sound.
// Mute
mCloud.muteRemoteAudio("denny", true); // Only mute denny

mCloud.muteAllRemoteAudio(true); // Mute all remote users
// Unmute
mCloud.muteRemoteAudio("denny", false); // Only unmute denny

mCloud.muteAllRemoteAudio(false); // Unmute all remote users

Step 9. Exit the room

Call exitRoom to exit the current room, and the TRTC SDK will notify you after check-out via the onExitRoom callback event.
// Exit current room
mCloud.exitRoom();

// Listen for the `onExitRoom` callback to get the reason for room exit
@Override
public void onExitRoom(int reason) {
if (reason == 0) {
Log.d(TAG, "Exit current room by calling the 'exitRoom' api of sdk ...");
} else if (reason == 1) {
Log.d(TAG, "Kicked out of the current room by server through the restful api...");
} else if (reason == 2) {
Log.d(TAG, "Current room is dissolved by server through the restful api...");
}
}

FAQs

API Reference at API Reference.
If you encounter any issues during integration and use, please refer to Frequently Asked Questions.

Contact us

If you have any suggestions or feedback, please contact info_rtc@tencent.com.

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