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:fr.xebia.magritte.classifier.lite.Camera2BasicFragment.java

/** Creates a new {@link CameraCaptureSession} for camera preview. */
private void createCameraPreviewSession() {
    try {//from ww w  .  j a va 2 s  . c o m
        SurfaceTexture texture = textureView.getSurfaceTexture();
        assert texture != null;

        // We configure the size of default buffer to be the size of camera preview we want.
        texture.setDefaultBufferSize(previewSize.getWidth(), previewSize.getHeight());

        // This is the output Surface we need to start preview.
        Surface surface = new Surface(texture);

        // We set up a CaptureRequest.Builder with the output Surface.
        previewRequestBuilder = cameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
        previewRequestBuilder.addTarget(surface);

        // Here, we create a CameraCaptureSession for camera preview.
        cameraDevice.createCaptureSession(Arrays.asList(surface), new CameraCaptureSession.StateCallback() {

            @Override
            public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
                // The camera is already closed
                if (null == cameraDevice) {
                    return;
                }

                // When the session is ready, we start displaying the preview.
                captureSession = cameraCaptureSession;
                try {
                    // Auto focus should be continuous for camera preview.
                    previewRequestBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                            CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);

                    // Finally, we start displaying the camera preview.
                    previewRequest = previewRequestBuilder.build();
                    captureSession.setRepeatingRequest(previewRequest, captureCallback, backgroundHandler);
                } catch (CameraAccessException e) {
                    e.printStackTrace();
                }
            }

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

---

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

/**
 * Creates a new {@link CameraCaptureSession} for camera preview.
 *///www. ja v a2s.  c  om
private void createCameraPreviewSession() {
    try {

        // We set up a CaptureRequest.Builder with the output Surface.
        mPreviewRequestBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
        mPreviewRequestBuilder.addTarget(mImageReader.getSurface());
        Log.d(TAG, "OPENING CAPTURE SESSION");
        // Here, we create a CameraCaptureSession for camera preview.
        mCameraDevice.createCaptureSession(Arrays.asList(mImageReader.getSurface()),
                new CameraCaptureSession.StateCallback() {

                    @Override
                    public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
                        // The camera is already closed
                        if (null == mCameraDevice) {
                            return;
                        }
                        Log.d(TAG, "IN onConfigured");
                        // When the session is ready, we start displaying the preview.
                        mCaptureSession = cameraCaptureSession;
                        try {
                            // Auto focus should be continuous for camera preview.
                            mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                                    CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
                            int displayRotation = activity.getWindowManager().getDefaultDisplay().getRotation();
                            mPreviewRequestBuilder.set(CaptureRequest.JPEG_ORIENTATION,
                                    ORIENTATIONS.get(displayRotation));
                            // Flash is automatically enabled when necessary.
                            // setAutoFlash(mPreviewRequestBuilder);

                            // Finally, we start displaying the camera preview.
                            mPreviewRequest = mPreviewRequestBuilder.build();
                            mCaptureSession.setRepeatingRequest(mPreviewRequest, mCaptureCallback,
                                    mBackgroundHandler);
                        } catch (CameraAccessException e) {
                            e.printStackTrace();
                        }
                    }

                    @Override
                    public void onConfigureFailed(@NonNull CameraCaptureSession cameraCaptureSession) {
                        Log.d(TAG, "onConfigured FAILED");
                    }
                }, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.android.rahul.myselfieapp.Fragment.CamVideoFragment.java

/**
 * Update the camera preview. {@link #startPreview()} needs to be called in advance.
 *///from w ww . ja  v  a  2 s.  c  om
private void updatePreview() {
    if (null == mCameraDevice) {
        return;
    }
    try {
        setUpCaptureRequestBuilder(mPreviewBuilder);
        HandlerThread thread = new HandlerThread("CameraPreview");
        thread.start();
        mPreviewSession.setRepeatingRequest(mPreviewBuilder.build(), null, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.microblink.barcode.customcamera.camera2.Camera2Fragment.java

/**
 * Opens the camera specified by {@link Camera2Fragment#mCameraId}.
 *//*from  w w w . j  a v a 2s .  c  o m*/
private void openCamera(int width, int height) {
    if (ContextCompat.checkSelfPermission(getActivity(),
            Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
        getActivity().finish();
        return;
    }
    setUpCameraOutputs(width, height);
    configureTransform(width, height);
    Activity activity = getActivity();
    CameraManager manager = (CameraManager) activity.getSystemService(Context.CAMERA_SERVICE);
    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);
    }
}

---

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

/**
 * Sets up member variables related to camera.
 *
 * @param width The width of available size for camera preview
 * @param height The height of available size for camera preview
 *///from w ww. j a  v a 2s.  co m
private void setUpCameraOutputs(int width, int height) {
    Activity activity = getActivity();
    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());
            imageReader = ImageReader.newInstance(largest.getWidth(), largest.getHeight(), ImageFormat.JPEG,
                    /*maxImages*/ 2);

            // Find out if we need to swap dimension to get the preview size relative to sensor
            // coordinate.
            int displayRotation = activity.getWindowManager().getDefaultDisplay().getRotation();
            // noinspection ConstantConditions
            /* Orientation of the camera sensor */
            int sensorOrientation = characteristics.get(CameraCharacteristics.SENSOR_ORIENTATION);
            boolean swappedDimensions = false;
            switch (displayRotation) {
            case Surface.ROTATION_0:
            case Surface.ROTATION_180:
                if (sensorOrientation == 90 || sensorOrientation == 270) {
                    swappedDimensions = true;
                }
                break;
            case Surface.ROTATION_90:
            case Surface.ROTATION_270:
                if (sensorOrientation == 0 || sensorOrientation == 180) {
                    swappedDimensions = true;
                }
                break;
            default:
                Log.e(TAG, "Display rotation is invalid: " + displayRotation);
            }

            Point displaySize = new Point();
            activity.getWindowManager().getDefaultDisplay().getSize(displaySize);
            int rotatedPreviewWidth = width;
            int rotatedPreviewHeight = height;
            int maxPreviewWidth = displaySize.x;
            int maxPreviewHeight = displaySize.y;

            if (swappedDimensions) {
                rotatedPreviewWidth = height;
                rotatedPreviewHeight = width;
                maxPreviewWidth = displaySize.y;
                maxPreviewHeight = displaySize.x;
            }

            if (maxPreviewWidth > MAX_PREVIEW_WIDTH) {
                maxPreviewWidth = MAX_PREVIEW_WIDTH;
            }

            if (maxPreviewHeight > MAX_PREVIEW_HEIGHT) {
                maxPreviewHeight = MAX_PREVIEW_HEIGHT;
            }

            previewSize = chooseOptimalSize(map.getOutputSizes(SurfaceTexture.class), rotatedPreviewWidth,
                    rotatedPreviewHeight, maxPreviewWidth, maxPreviewHeight, largest);

            // We fit the aspect ratio of TextureView to the size of preview we picked.
            int orientation = getResources().getConfiguration().orientation;
            if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
                textureView.setAspectRatio(previewSize.getWidth(), previewSize.getHeight());
            } else {
                textureView.setAspectRatio(previewSize.getHeight(), previewSize.getWidth());
            }

            this.cameraId = cameraId;
            return;
        }
    } 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);
    }
}

---

From source file:com.example.anna_maria.myapplication.Camera2VideoFragment.java

/**
 * Start the camera preview.//from w w w.ja  va2  s  .  c  om
 */
private void startPreview() {
    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
        return;
    }
    try {
        setUpMediaRecorder();
        SurfaceTexture texture = mTextureView.getSurfaceTexture();
        assert texture != null;
        texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
        mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);
        List<Surface> surfaces = new ArrayList<Surface>();

        Surface previewSurface = new Surface(texture);
        surfaces.add(previewSurface);
        mPreviewBuilder.addTarget(previewSurface);

        Surface recorderSurface = mMediaRecorder.getSurface();
        surfaces.add(recorderSurface);
        mPreviewBuilder.addTarget(recorderSurface);

        mCameraDevice.createCaptureSession(surfaces, new CameraCaptureSession.StateCallback() {

            @Override
            public void onConfigured(CameraCaptureSession cameraCaptureSession) {
                mPreviewSession = cameraCaptureSession;
                updatePreview();
            }

            @Override
            public void onConfigureFailed(CameraCaptureSession cameraCaptureSession) {
                Activity activity = getActivity();
                if (null != activity) {
                    Toast.makeText(activity, "Failed", Toast.LENGTH_SHORT).show();
                }
            }
        }, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:me.brandonyuh.secretrecord.Camera2VideoFragment.java

public void stopRecordingVideo() {
    // UI//from  ww w .  j a  v a  2  s  .  com
    mIsRecordingVideo = false;
    mButtonVideo.setText(R.string.record);

    try {
        mPreviewSession.stopRepeating();
        mPreviewSession.abortCaptures();
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }

    // Stop recording
    mMediaRecorder.stop();
    mMediaRecorder.reset();

    Activity activity = getActivity();
    if (null != activity) {
        Toast.makeText(activity, "Video saved: " + mNextVideoAbsolutePath, Toast.LENGTH_SHORT).show();
        Log.d(TAG, "Video saved: " + mNextVideoAbsolutePath);
    }
    mNextVideoAbsolutePath = null;
    startPreview();
}

---

From source file:com.android.rahul.myselfieapp.Fragment.CamVideoFragment.java

/**
 * Start the camera preview.//w  w  w.  ja  v  a 2 s .  c  o m
 */
private void startPreview() {
    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
        return;
    }
    try {
        closePreviewSession();
        SurfaceTexture texture = mTextureView.getSurfaceTexture();
        assert texture != null;
        texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
        mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);

        Surface previewSurface = new Surface(texture);
        mPreviewBuilder.addTarget(previewSurface);

        mCameraDevice.createCaptureSession(Arrays.asList(previewSurface),
                new CameraCaptureSession.StateCallback() {

                    @Override
                    public void onConfigured(CameraCaptureSession cameraCaptureSession) {
                        mPreviewSession = cameraCaptureSession;
                        updatePreview();
                    }

                    @Override
                    public void onConfigureFailed(CameraCaptureSession cameraCaptureSession) {
                        Activity activity = getActivity();
                        if (null != activity) {
                            Toast.makeText(activity, "Failed", Toast.LENGTH_SHORT).show();
                        }
                    }
                }, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.caseystalnaker.android.popinvideodemo.fragments.Camera2VideoFragment.java

/**
 * Update the camera preview. {@link #startPreview()} needs to be called in advance.
 *///from w  ww. ja v a 2s.  c om
private void updatePreview() {
    if (null == mCameraDevice) {
        return;
    }
    try {
        setUpCaptureRequestBuilder(mPreviewBuilder);
        final HandlerThread thread = new HandlerThread("CameraPreview");
        thread.start();
        mPreviewSession.setRepeatingRequest(mPreviewBuilder.build(), null, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.example.android.learnmore.Camera2BasicFragment.java

private void unlockFocus() {
    try {//from   ww w.  j  a va2  s  .com
        resetAutoFocusTrigger();
        mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler);
        resetCameraState();
        mCaptureSession.setRepeatingRequest(mPreviewRequest, mCaptureCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• »