我正在使用OpenTok Android SDK，我正在尝试将相机分辨率设置为低以节省带宽。我已经阅读了有关此内容的所有文档，但它没有按预期工作。 resolution和frameRate都保持不变。
public class MainActivity extends AppCompatActivity
implements EasyPermissions.PermissionCallbacks,
WebServiceCoordinator.Listener,
Session.SessionListener,
PublisherKit.PublisherListener,
SubscriberKit.SubscriberListener{
private static final String LOG_TAG = MainActivity.class.getSimpleName();
private static final int RC_SETTINGS_SCREEN_PERM = 123;
private static final int RC_VIDEO_APP_PERM = 124;
private WebServiceCoordinator mWebServiceCoordinator;
private Session mSession;
private Publisher mPublisher;
private FrameLayout mPublisherViewContainer;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mPublisherViewContainer = (FrameLayout)findViewById(R.id.subscriber_container);
requestPermissions();
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
EasyPermissions.onRequestPermissionsResult(requestCode, permissions, grantResults, this);
}
@Override
public void onPermissionsGranted(int requestCode, List<String> perms) {
}
@Override
public void onPermissionsDenied(int requestCode, List<String> perms) {
if (EasyPermissions.somePermissionPermanentlyDenied(this, perms)) {
new AppSettingsDialog.Builder(this)
.setTitle(getString(R.string.title_settings_dialog))
.setRationale(getString(R.string.rationale_ask_again))
.setPositiveButton(getString(R.string.setting))
.setNegativeButton(getString(R.string.cancel))
.setRequestCode(RC_SETTINGS_SCREEN_PERM)
.build()
.show();
}
}
@AfterPermissionGranted(RC_VIDEO_APP_PERM)
private void requestPermissions() {
String[] perms = { Manifest.permission.INTERNET, Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO };
if (EasyPermissions.hasPermissions(this, perms)) {
if (OpenTokConfig.CHAT_SERVER_URL == null) {
if (OpenTokConfig.areHardCodedConfigsValid()) {
initializeSession(OpenTokConfig.API_KEY, OpenTokConfig.SESSION_ID, OpenTokConfig.TOKEN);
} else {
showConfigError("Configuration Error", OpenTokConfig.hardCodedConfigErrorMessage);
}
} else {
if (OpenTokConfig.isWebServerConfigUrlValid()) {
mWebServiceCoordinator = new WebServiceCoordinator(this, this);
mWebServiceCoordinator.fetchSessionConnectionData(OpenTokConfig.SESSION_INFO_ENDPOINT);
} else {
showConfigError("Configuration Error", OpenTokConfig.webServerConfigErrorMessage);
}
}
} else {
EasyPermissions.requestPermissions(this, getString(R.string.rationale_video_app), RC_VIDEO_APP_PERM, perms);
}
}
private void initializeSession(String apiKey, String sessionId, String token) {
mSession = new Session.Builder(this, apiKey, sessionId).build();
mSession.setSessionListener(this);
mSession.connect(token);
}
@Override
public void onSessionConnectionDataReady(String apiKey, String sessionId, String token) {
initializeSession(apiKey, sessionId, token);
}
@Override
public void onWebServiceCoordinatorError(Exception error) {
}
@Override
public void onConnected(Session session) {
mPublisher = new Publisher.Builder(this)
.resolution(Publisher.CameraCaptureResolution.LOW)
.frameRate(Publisher.CameraCaptureFrameRate.FPS_15)
.audioTrack(false)
.build();
mPublisher.setPublisherListener(this);
mPublisher.getRenderer().setStyle(BaseVideoRenderer.STYLE_VIDEO_SCALE,
BaseVideoRenderer.STYLE_VIDEO_FILL);
mPublisherViewContainer.addView(mPublisher.getView());
if (mPublisher.getView() instanceof GLSurfaceView) {
((GLSurfaceView) mPublisher.getView()).setZOrderOnTop(true);
}
mSession.publish(mPublisher);
}
@Override
public void onDisconnected(Session session) {
}
@Override
public void onStreamReceived(Session session, Stream stream) {
}
@Override
public void onStreamDropped(Session session, Stream stream) {
}
@Override
public void onError(Session session, OpentokError opentokError) {
showOpenTokError(opentokError);
}
@Override
public void onStreamCreated(PublisherKit publisherKit, Stream stream) {
}
@Override
public void onStreamDestroyed(PublisherKit publisherKit, Stream stream) {
}
@Override
public void onError(PublisherKit publisherKit, OpentokError opentokError) {
showOpenTokError(opentokError);
}
@Override
public void onConnected(SubscriberKit subscriberKit) {
}
@Override
public void onDisconnected(SubscriberKit subscriberKit) {
}
@Override
public void onError(SubscriberKit subscriberKit, OpentokError opentokError) {
showOpenTokError(opentokError);
}
private void showOpenTokError(OpentokError opentokError) {
Toast.makeText(this, opentokError.getErrorDomain().name() +": " +opentokError.getMessage() + " Что-то не так.", Toast.LENGTH_LONG).show();
}
private void showConfigError(String alertTitle, final String errorMessage) {
Log.e(LOG_TAG, "Error " + alertTitle + ": " + errorMessage);
new AlertDialog.Builder(this)
.setTitle(alertTitle)
.setMessage(errorMessage)
.setPositiveButton("ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
MainActivity.this.finish();
}
})
.setIcon(android.R.drawable.ic_dialog_alert)
.show();
}
}
没有任何反应。
为什么呢？你能帮帮我吗？
在官方文档中https://tokbox.com/developer/guides/audio-video/android/#resolution-frame-rate
这工作......
UPD：在我的问题中添加了所有代码。