Examples with CameraAccessException android.hardware.camera2.CameraAccessException used on opensource projects

Example 26 with CameraAccessException

use of android.hardware.camera2.CameraAccessException in project android_frameworks_base by DirtyUnicorns.

the class CameraDeviceImpl method createCaptureSession.

@Override
public void createCaptureSession(List<Surface> outputs, CameraCaptureSession.StateCallback callback, Handler handler) throws CameraAccessException {
    List<OutputConfiguration> outConfigurations = new ArrayList<>(outputs.size());
    for (Surface surface : outputs) {
        outConfigurations.add(new OutputConfiguration(surface));
    }
    createCaptureSessionInternal(null, outConfigurations, callback, handler, /*isConstrainedHighSpeed*/
    false);
}

Example 27 with CameraAccessException

use of android.hardware.camera2.CameraAccessException in project android_frameworks_base by DirtyUnicorns.

the class DuUtils method deviceSupportsFlashLight.

public static boolean deviceSupportsFlashLight(Context context) {
    CameraManager cameraManager = (CameraManager) context.getSystemService(Context.CAMERA_SERVICE);
    try {
        String[] ids = cameraManager.getCameraIdList();
        for (String id : ids) {
            CameraCharacteristics c = cameraManager.getCameraCharacteristics(id);
            Boolean flashAvailable = c.get(CameraCharacteristics.FLASH_INFO_AVAILABLE);
            Integer lensFacing = c.get(CameraCharacteristics.LENS_FACING);
            if (flashAvailable != null && flashAvailable && lensFacing != null && lensFacing == CameraCharacteristics.LENS_FACING_BACK) {
                return true;
            }
        }
    } catch (CameraAccessException e) {
    // Ignore
    }
    return false;
}

Example 28 with CameraAccessException

use of android.hardware.camera2.CameraAccessException in project android_frameworks_base by DirtyUnicorns.

the class CameraTestUtils method getSupportedSizeForFormat.

/**
     * Get the available output sizes for the user-defined {@code format}.
     *
     * <p>Note that implementation-defined/hidden formats are not supported.</p>
     */
public static Size[] getSupportedSizeForFormat(int format, String cameraId, CameraManager cameraManager) throws CameraAccessException {
    CameraCharacteristics properties = cameraManager.getCameraCharacteristics(cameraId);
    assertNotNull("Can't get camera characteristics!", properties);
    if (VERBOSE) {
        Log.v(TAG, "get camera characteristics for camera: " + cameraId);
    }
    StreamConfigurationMap configMap = properties.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
    Size[] availableSizes = configMap.getOutputSizes(format);
    assertArrayNotEmpty(availableSizes, "availableSizes should not be empty for format: " + format);
    Size[] highResAvailableSizes = configMap.getHighResolutionOutputSizes(format);
    if (highResAvailableSizes != null && highResAvailableSizes.length > 0) {
        Size[] allSizes = new Size[availableSizes.length + highResAvailableSizes.length];
        System.arraycopy(availableSizes, 0, allSizes, 0, availableSizes.length);
        System.arraycopy(highResAvailableSizes, 0, allSizes, availableSizes.length, highResAvailableSizes.length);
        availableSizes = allSizes;
    }
    if (VERBOSE)
        Log.v(TAG, "Supported sizes are: " + Arrays.deepToString(availableSizes));
    return availableSizes;
}

Example 29 with CameraAccessException

use of android.hardware.camera2.CameraAccessException in project android_frameworks_base by DirtyUnicorns.

the class CameraTestUtils method configureCameraSession.

/**
     * Configure a new camera session with output surfaces and type.
     *
     * @param camera The CameraDevice to be configured.
     * @param outputSurfaces The surface list that used for camera output.
     * @param listener The callback CameraDevice will notify when capture results are available.
     */
public static CameraCaptureSession configureCameraSession(CameraDevice camera, List<Surface> outputSurfaces, boolean isHighSpeed, CameraCaptureSession.StateCallback listener, Handler handler) throws CameraAccessException {
    BlockingSessionCallback sessionListener = new BlockingSessionCallback(listener);
    if (isHighSpeed) {
        camera.createConstrainedHighSpeedCaptureSession(outputSurfaces, sessionListener, handler);
    } else {
        camera.createCaptureSession(outputSurfaces, sessionListener, handler);
    }
    CameraCaptureSession session = sessionListener.waitAndGetSession(SESSION_CONFIGURE_TIMEOUT_MS);
    assertFalse("Camera session should not be a reprocessable session", session.isReprocessable());
    String sessionType = isHighSpeed ? "High Speed" : "Normal";
    assertTrue("Capture session type must be " + sessionType, isHighSpeed == CameraConstrainedHighSpeedCaptureSession.class.isAssignableFrom(session.getClass()));
    return session;
}

Example 30 with CameraAccessException

use of android.hardware.camera2.CameraAccessException in project android_frameworks_base by DirtyUnicorns.

the class CameraTestUtils method getSupportedSizeForClass.

/**
     * Get the available output sizes for the given class.
     *
     */
public static Size[] getSupportedSizeForClass(Class klass, String cameraId, CameraManager cameraManager) throws CameraAccessException {
    CameraCharacteristics properties = cameraManager.getCameraCharacteristics(cameraId);
    assertNotNull("Can't get camera characteristics!", properties);
    if (VERBOSE) {
        Log.v(TAG, "get camera characteristics for camera: " + cameraId);
    }
    StreamConfigurationMap configMap = properties.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
    Size[] availableSizes = configMap.getOutputSizes(klass);
    assertArrayNotEmpty(availableSizes, "availableSizes should not be empty for class: " + klass);
    Size[] highResAvailableSizes = configMap.getHighResolutionOutputSizes(ImageFormat.PRIVATE);
    if (highResAvailableSizes != null && highResAvailableSizes.length > 0) {
        Size[] allSizes = new Size[availableSizes.length + highResAvailableSizes.length];
        System.arraycopy(availableSizes, 0, allSizes, 0, availableSizes.length);
        System.arraycopy(highResAvailableSizes, 0, allSizes, availableSizes.length, highResAvailableSizes.length);
        availableSizes = allSizes;
    }
    if (VERBOSE)
        Log.v(TAG, "Supported sizes are: " + Arrays.deepToString(availableSizes));
    return availableSizes;
}