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:netlab.fakturk.cam2vidndk.Camera2VideoFragment.java

private void stopRecordingVideo() {
    // UI//www . j ava  2  s  .  co  m
    mIsRecordingVideo = false;
    mButtonVideo.setText(R.string.record);
    // Added by Ben Ning, to resolve exception issue when stop recording.
    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();
}

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

private void lockFocus() {
    try {/*  w  w w.  j  a  va2 s  . c om*/
        // This is how to tell the camera to lock focus.
        mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START);
        // Tell #mCaptureCallback to wait for the lock.
        mState = STATE_WAITING_LOCK;
        mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

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

private void runPrecaptureSequence() {
    try {/*from  www .  j a va  2  s .com*/
        // This is how to tell the camera to trigger.
        mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER,
                CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
        // Tell #mCaptureCallback to wait for the precapture sequence to be set.
        mState = STATE_WAITING_PRECAPTURE;
        mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

From source file:com.manufacton.cordova.MyCameraManager.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 ww w. j a va 2s.com
private void setUpCameraOutputs(int width, int height) {
    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());

            // 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
            mSensorOrientation = characteristics.get(CameraCharacteristics.SENSOR_ORIENTATION);
            boolean swappedDimensions = false;
            switch (displayRotation) {
            case Surface.ROTATION_0:
            case Surface.ROTATION_180:
                if (mSensorOrientation == 90 || mSensorOrientation == 270) {
                    swappedDimensions = true;
                }
                break;
            case Surface.ROTATION_90:
            case Surface.ROTATION_270:
                if (mSensorOrientation == 0 || mSensorOrientation == 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;
            }

            // Danger, W.R.! Attempting to use too large a preview size could  exceed the camera
            // bus' bandwidth limitation, resulting in gorgeous previews but the storage of
            // garbage capture data.
            int cameraLevel = characteristics.get(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL);
            if (cameraLevel == CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY
                    && android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.LOLLIPOP) {
                Log.d(TAG, "LEGACY CAMERA DETECTED & OLD OS DETECTED");
                Size[] sizes = map.getOutputSizes(SurfaceTexture.class);
                for (Size option : sizes) {
                    Log.d(TAG, "available : WIDTH: " + option.getWidth() + " HEIGHT: " + option.getHeight());
                }
                mImageReader = ImageReader.newInstance(640, 480, ImageFormat.JPEG, 2);
            } else {
                Log.d(TAG, "LEGACY CAMERA NOT DETECTED");
                mPreviewSize = chooseOptimalSize(map.getOutputSizes(SurfaceTexture.class), rotatedPreviewWidth,
                        rotatedPreviewHeight, maxPreviewWidth, maxPreviewHeight, largest);
                mImageReader = ImageReader.newInstance(mPreviewSize.getWidth(), mPreviewSize.getHeight(),
                        ImageFormat.JPEG, 2);
                Log.d(TAG, "For mPreviewSize: WIDTH: " + mPreviewSize.getWidth() + " HEIGHT: "
                        + mPreviewSize.getHeight());
            }

            mImageReader.setOnImageAvailableListener(mOnImageAvailableListener, mBackgroundHandler);

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

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

            mCameraId = cameraId;
            return;
        }
    } catch (CameraAccessException e) {
        e.printStackTrace();
    } catch (NullPointerException e) {
        e.printStackTrace();
    }
}

---

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

private void openCamera(int width, int height) {
    if (ContextCompat.checkSelfPermission(getActivity(),
            Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
        requestCameraPermission();/*w  ww  .java 2s  .c o  m*/
        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:com.example.android.camera2basic.Camera2VideoFragment.java

/**
 * Start the camera preview./*w w  w .  j  a v  a 2  s . c  o  m*/
 */
private void startPreview() {
    Log.d(TAG, "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:com.mebene.ACHud.Camera2VideoFragment.java

/**
 * Start the camera preview./*  w w w  .j a  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(Collections.singletonList(previewSurface),
                new CameraCaptureSession.StateCallback() {

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

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

---

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

private void captureStillPicture() {
    try {/*from  w  ww  .  j a v a  2  s . c o  m*/
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder = mCameraDevice
                .createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);

        // Orientation
        int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(rotation));

        CameraCaptureSession.CaptureCallback captureCallback = new CameraCaptureSession.CaptureCallback() {
        };

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

---

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

private void startRecordingVideo() {
    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
        return;//from  w  w  w.ja  va2 s  . c o  m
    }
    try {
        closePreviewSession();
        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<>();

        // Set up Surface for the camera preview
        Surface previewSurface = new Surface(texture);
        surfaces.add(previewSurface);
        mPreviewBuilder.addTarget(previewSurface);

        // Set up Surface for the MediaRecorder
        mRecorderSurface = mMediaRecorder.getSurface();
        surfaces.add(mRecorderSurface);
        mPreviewBuilder.addTarget(mRecorderSurface);

        // Start a capture session
        // Once the session starts, we can update the UI and start recording
        mCameraDevice.createCaptureSession(surfaces, new CameraCaptureSession.StateCallback() {

            @Override
            public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
                mPreviewSession = cameraCaptureSession;
                updatePreview();
                getActivity().runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        // UI
                        mButtonVideo.setText(R.string.stop);
                        mIsRecordingVideo = true;

                        // Start recording
                        mMediaRecorder.start();
                    }
                });
            }

            @Override
            public void onConfigureFailed(@NonNull 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:com.caseystalnaker.android.popinvideodemo.fragments.Camera2VideoFragment.java

/**
 * Start the camera preview.//from www .  j  a  v  a2 s  . c  o  m
 */
private void startPreview() {
    Log.d(LOGTAG, "startPreview()");
    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
        return;
    }
    try {
        closePreviewSession();
        final SurfaceTexture texture = mTextureView.getSurfaceTexture();
        assert texture != null;
        texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
        mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);

        final 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) {
                        final Activity activity = getActivity();
                        if (null != activity) {
                            Toast.makeText(activity, "Failed", Toast.LENGTH_SHORT).show();
                        }
                    }
                }, mBackgroundHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}

---

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