TextRecouncer.isOperational() возвращает ложь ⇐ JAVA

[Anonymous]

я запускаю приложение в эмуляторе, оно работает, но запускаю его на телефоне. API 17 и API 22 textRecouncer.isOperational() возвращают false

в чем проблема? p>

Манифест

Код: Выделить всё

Код: Выделить всё

MainActivity

Код: Выделить всё

public class MainActivity extends AppCompatActivity {

SurfaceView CameraView;
TextView textView;
CameraSource cameraSource;
final int RequestCameraPermissionID = 1001;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
CameraView = (SurfaceView) findViewById(R.id.surface_view);
textView = (TextView) findViewById(R.id.textview);

final TextRecognizer textRecognizer = new TextRecognizer.Builder(this).build();

if (!textRecognizer.isOperational()) {
Log.w("MainActivity", "dependencies are not available");
} else {
cameraSource = new CameraSource.Builder(getApplicationContext(), textRecognizer)
.setFacing(CameraSource.CAMERA_FACING_BACK)
.setRequestedPreviewSize(1280, 1024)
.setRequestedFps(2.0f)
.setAutoFocusEnabled(true)
.build();

CameraView.getHolder().addCallback(new SurfaceHolder.Callback() {
@Override
public void surfaceCreated(SurfaceHolder holder) {
if (ActivityCompat.checkSelfPermission(getApplicationContext(), Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CAMERA},RequestCameraPermissionID);
return;
}
try {
cameraSource.start(CameraView.getHolder());
} catch (IOException e) {
e.printStackTrace();
}
}

@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {

}

@Override
public void surfaceDestroyed(SurfaceHolder holder) {
cameraSource.stop();
}
});
textRecognizer.setProcessor(new Detector.Processor() {
@Override
public void release() {

}

@Override
public void receiveDetections(Detector.Detections detections) {
final SparseArray  item = detections.getDetectedItems();
if(item.size() != 0){
textView.post(new Runnable() {
@Override
public void run() {
StringBuilder stringBuilder = new StringBuilder();
for (int i=0;i

Подробнее здесь: [url]https://stackoverflow.com/questions/50071344/textrecognizer-isoperational-return-false[/url]