Example usage for android.hardware.camera2 CameraAccessException printStackTrace

Introduction

In this page you can find the example usage for android.hardware.camera2 CameraAccessException printStackTrace.

Prototype

public void printStackTrace() 

Source Link

Document

Prints this throwable and its backtrace to the standard error stream.

Usage

From source file:com.example.testcamera.Camera2BasicFragmentEasy.java

private void takePicture() {
    try {/* ww w .j  a va  2s. c om*/
        final CaptureRequest.Builder captureBuilder = mCameraDevice
                .createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);

        int rotation = getActivity().getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, ORIENTATIONS.get(rotation));

        CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                    @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                showToast("Saved: " + mFile);
                try {
                    mCaptureSession.setRepeatingRequest(mPreviewRequestBuilder.build(), null,
                            mBackgroundHandler);
                } catch (CameraAccessException e) {
                    e.printStackTrace();
                }
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);

    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

/**
 * Creates a new {@link CameraCaptureSession} for camera preview.
 *//*from   ww w .  java  2  s .  c  om*/
private void createCameraPreviewSession() {
    try {

        surface = new Surface(mTextureView.getSurfaceTexture());

        mCameraDevice.createCaptureSession(Arrays.asList(surface, mImageReader.getSurface()),
                new CameraCaptureSession.StateCallback() {

                    @Override
                    public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
                        mCaptureSession = cameraCaptureSession;
                        startPrieview();
                    }

                    @Override
                    public void onConfigureFailed(@NonNull CameraCaptureSession cameraCaptureSession) {
                        showToast("Failed");
                    }
                }, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

private void captureStillPicture() {
    try {//from  ww  w .  j ava2 s.  c  o m

        final CaptureRequest.Builder captureBuilder = mCameraDevice
                .createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        captureBuilder.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);

        CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                    @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

/**
 * Opens the camera specified by {@link Camera2Fragment#mCameraId}.
 *//*from www  .  j av  a2 s. c o  m*/
private void openCamera(int width, int height) {
    if (ContextCompat.checkSelfPermission(getActivity(),
            Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
        FragmentCompat.requestPermissions(this, new String[] { Manifest.permission.CAMERA }, 1);
        return;
    }

    mCameraId = setUpCameraOutputs(width, height);

    //        ?CameraId???CameraIdCamera?CameraDevice
    Activity activity = getActivity();
    CameraManager manager = (CameraManager) activity.getSystemService(Context.CAMERA_SERVICE);
    try {
        if (!mSemaphore.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
            throw new RuntimeException("Time out waiting to lock camera opening.");
        }
        //            ??CameraId
        //            ?CameraDeviceStateCallback??CameraDevice
        //            ?Handler?null?
        manager.openCamera(mCameraId, mStateCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        throw new RuntimeException("Interrupted while trying to lock camera opening.", e);
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

private void lockFocus() {
    try {/*from   w  w  w  .  ja va 2s. c  om*/
        mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START);

        CameraCaptureSession.CaptureCallback mLockFocusCallback = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                    @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {

                Integer afState = result.get(CaptureResult.CONTROL_AF_STATE);
                if (CaptureResult.CONTROL_AF_STATE_FOCUSED_LOCKED == afState
                        || CaptureResult.CONTROL_AF_STATE_NOT_FOCUSED_LOCKED == afState) {
                    Integer aeState = result.get(CaptureResult.CONTROL_AE_STATE);
                    if (aeState == CaptureResult.CONTROL_AE_STATE_CONVERGED) {
                        captureStillPicture();
                    } else {
                        runPrecaptureSequence();
                    }
                }
            }
        };

        mState = STATE_WAITING_LOCK;
        mCaptureSession.capture(mPreviewRequestBuilder.build(), mLockFocusCallback, mBackgroundHandler);

    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.testcamera.Camera2BasicFragmentEasy.java

/**
 * Creates a new {@link CameraCaptureSession} for camera preview.
 *///from  w  w  w  .  j  a  v a 2s.co  m
private void createCameraPreviewSession() {
    try {

        Surface surface = new Surface(mTextureView.getSurfaceTexture());
        mPreviewRequestBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
        mPreviewRequestBuilder.addTarget(surface);
        // Auto focus should be continuous for camera preview.
        //            mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_MODE,
        //                    CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);

        mCameraDevice.createCaptureSession(Arrays.asList(surface, mImageReader.getSurface()),
                new CameraCaptureSession.StateCallback() {

                    @Override
                    public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
                        mCaptureSession = cameraCaptureSession;
                        try {
                            mCaptureSession.setRepeatingRequest(mPreviewRequestBuilder.build(), null,
                                    mBackgroundHandler);
                        } catch (CameraAccessException e) {
                            e.printStackTrace();
                        }
                    }

                    @Override
                    public void onConfigureFailed(@NonNull CameraCaptureSession cameraCaptureSession) {
                        showToast("Failed");
                    }
                }, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

private void runPrecaptureSequence() {
    try {//  w ww .ja v  a 2 s . c o  m
        mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER,
                CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);

        CameraCaptureSession.CaptureCallback mPrecaptureCallback = new CameraCaptureSession.CaptureCallback() {
            @Override
            public void onCaptureProgressed(@NonNull CameraCaptureSession session,
                    @NonNull CaptureRequest request, @NonNull CaptureResult partialResult) {
                Integer aeState = partialResult.get(CaptureResult.CONTROL_AE_STATE);
                if (aeState == CaptureResult.CONTROL_AE_STATE_PRECAPTURE
                        || aeState == CaptureRequest.CONTROL_AE_STATE_FLASH_REQUIRED) {
                    mState = STATE_WAITING_NON_PRECAPTURE;
                }
            }

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                    @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                if (mState == STATE_WAITING_NON_PRECAPTURE) {
                    Integer aeState = result.get(CaptureResult.CONTROL_AE_STATE);
                    if (aeState != CaptureResult.CONTROL_AE_STATE_PRECAPTURE) {
                        mState = STATE_PICTURE_TAKEN;
                        captureStillPicture();
                    }
                }

            }
        };
        mCaptureSession.capture(mPreviewRequestBuilder.build(), mPrecaptureCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:fr.xebia.magritte.classifier.lite.Camera2BasicFragment.java

/** Opens the camera specified by {@link Camera2BasicFragment#cameraId}. */
private void openCamera(int width, int height) {
    if (!checkedPermissions && !allPermissionsGranted()) {
        FragmentCompat.requestPermissions(this, getRequiredPermissions(), PERMISSIONS_REQUEST_CODE);
        return;//  w  w w  .  j  a v  a 2s.c  o m
    } else {
        checkedPermissions = true;
    }
    setUpCameraOutputs(width, height);
    configureTransform(width, height);
    Activity activity = getActivity();
    CameraManager manager = (CameraManager) activity.getSystemService(Context.CAMERA_SERVICE);
    try {
        if (!cameraOpenCloseLock.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
            throw new RuntimeException("Time out waiting to lock camera opening.");
        }
        manager.openCamera(cameraId, stateCallback, backgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        throw new RuntimeException("Interrupted while trying to lock camera opening.", e);
    }
}

---

From source file:com.example.camera2apidemo.Camera2Fragment.java

private String setUpCameraOutputs(int width, int height) {
    Activity activity = getActivity();//from w w w. j ava2s .c om
    CameraManager manager = (CameraManager) activity.getSystemService(Context.CAMERA_SERVICE);
    try {
        for (String cameraId : manager.getCameraIdList()) {
            CameraCharacteristics characteristics = manager.getCameraCharacteristics(cameraId);

            // ??? We don't use a front facing camera in this sample.
            Integer facing = characteristics.get(CameraCharacteristics.LENS_FACING);
            if (facing != null && facing == CameraCharacteristics.LENS_FACING_FRONT) {
                continue;
            }

            //              ??  ??
            StreamConfigurationMap map = characteristics
                    .get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
            if (map == null) {
                continue;
            }
            // For still image captures, we use the largest available size.
            Size largest = Collections.max(Arrays.asList(map.getOutputSizes(ImageFormat.JPEG)),
                    new CompareSizesByArea());

            mImageReader = ImageReader.newInstance(largest.getWidth(), largest.getHeight(), ImageFormat.JPEG,
                    /*maxImages*/2);
            mImageReader.setOnImageAvailableListener(mOnImageAvailableListener, mBackgroundHandler);

            // Check if the flash is supported.
            Boolean available = characteristics.get(CameraCharacteristics.FLASH_INFO_AVAILABLE);
            mFlashSupported = available == null ? false : available;

            return cameraId;
        }
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (NullPointerException e) {
        // Currently an NPE is thrown when the Camera2API is used but not supported on the
        // device this code runs.
        //            ErrorDialog.newInstance(getString(R.string.camera_error))
        //                    .show(getChildFragmentManager(), FRAGMENT_DIALOG);
    }
    return null;
}

---

From source file:com.manufacton.cordova.MyCameraManager.java

/**
 * Opens the camera specified by {@link Camera2BasicFragment#mCameraId}.
 *///w  ww. j a va  2  s  . co  m
public void openCamera(int width, int height) {
    Log.d(TAG, "OPENING THREAD");
    qrCode = null;
    startBackgroundThread();
    Log.d(TAG, "OPENING CAMERA");
    if (ContextCompat.checkSelfPermission(activity,
            Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
        // requestCameraPermission();
        return;
    }
    Log.d(TAG, "SETTING OUTPUTS");
    setUpCameraOutputs(width, height);
    Log.d(TAG, "OUTPUTS SET");
    // configureTransform(width, height);
    // Activity activity = getActivity();
    CameraManager manager = (CameraManager) activity.getSystemService(Context.CAMERA_SERVICE);
    Log.d(TAG, "GOT MANAGER");
    try {
        if (!mCameraOpenCloseLock.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
            throw new RuntimeException("Time out waiting to lock camera opening.");
        }
        manager.openCamera(mCameraId, mStateCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (InterruptedException e) {
        throw new RuntimeException("Interrupted while trying to lock camera opening.", e);
    }
}

---

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