Examples with BlockingSessionCallback com.android.ex.camera2.blocking.BlockingSessionCallback used on opensource projects

Example 46 with BlockingSessionCallback

use of com.android.ex.camera2.blocking.BlockingSessionCallback in project android_frameworks_base by ResurrectionRemix.

the class CameraTestUtils method configureReprocessableCameraSession.

public static CameraCaptureSession configureReprocessableCameraSession(CameraDevice camera, InputConfiguration inputConfiguration, List<Surface> outputSurfaces, CameraCaptureSession.StateCallback listener, Handler handler) throws CameraAccessException {
    BlockingSessionCallback sessionListener = new BlockingSessionCallback(listener);
    camera.createReprocessableCaptureSession(inputConfiguration, outputSurfaces, sessionListener, handler);
    Integer[] sessionStates = { BlockingSessionCallback.SESSION_READY, BlockingSessionCallback.SESSION_CONFIGURE_FAILED };
    int state = sessionListener.getStateWaiter().waitForAnyOfStates(Arrays.asList(sessionStates), SESSION_CONFIGURE_TIMEOUT_MS);
    assertTrue("Creating a reprocessable session failed.", state == BlockingSessionCallback.SESSION_READY);
    CameraCaptureSession session = sessionListener.waitAndGetSession(SESSION_CONFIGURE_TIMEOUT_MS);
    assertTrue("Camera session should be a reprocessable session", session.isReprocessable());
    return session;
}

Example 47 with BlockingSessionCallback

use of com.android.ex.camera2.blocking.BlockingSessionCallback in project android_frameworks_base by ResurrectionRemix.

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 48 with BlockingSessionCallback

use of com.android.ex.camera2.blocking.BlockingSessionCallback in project android_frameworks_base by ResurrectionRemix.

the class Camera2Source method onOpen.

@Override
protected void onOpen() {
    mLooperThread = new CameraTestThread();
    Handler mHandler;
    try {
        mHandler = mLooperThread.start();
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        throw new RuntimeException(e);
    }
    try {
        String backCameraId = "0";
        BlockingCameraManager blkManager = new BlockingCameraManager(mCameraManager);
        mCamera = blkManager.openCamera(backCameraId, /*listener*/
        null, mHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    } catch (BlockingOpenException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }
    Element ele = Element.createPixel(mRS, Element.DataType.UNSIGNED_8, Element.DataKind.PIXEL_YUV);
    rgbConverter = ScriptIntrinsicYuvToRGB.create(mRS, ele);
    Type.Builder yuvBuilder = new Type.Builder(mRS, ele);
    yuvBuilder.setYuvFormat(ImageFormat.YUV_420_888);
    yuvBuilder.setX(mWidth);
    yuvBuilder.setY(mHeight);
    mAllocationIn = Allocation.createTyped(mRS, yuvBuilder.create(), Allocation.USAGE_SCRIPT | Allocation.USAGE_IO_INPUT);
    mSurface = mAllocationIn.getSurface();
    mAllocationIn.setOnBufferAvailableListener(this);
    rgbConverter.setInput(mAllocationIn);
    mBitmap = Bitmap.createBitmap(mWidth, mHeight, Bitmap.Config.ARGB_8888);
    mAllocationOut = Allocation.createFromBitmap(mRS, mBitmap);
    Log.v(TAG, "mcamera: " + mCamera);
    List<Surface> surfaces = new ArrayList<Surface>();
    surfaces.add(mSurface);
    CaptureRequest.Builder mCaptureRequest = null;
    try {
        BlockingSessionCallback blkSession = new BlockingSessionCallback();
        mCamera.createCaptureSession(surfaces, blkSession, mHandler);
        mCaptureRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
        mCaptureRequest.addTarget(mSurface);
        mCameraSession = blkSession.waitAndGetSession(SESSION_TIMEOUT_MS);
    } catch (CameraAccessException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }
    try {
        mCameraSession.setRepeatingRequest(mCaptureRequest.build(), new MyCaptureCallback(), mHandler);
    } catch (CameraAccessException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }
    mProperties = null;
    try {
        mProperties = mCameraManager.getCameraCharacteristics(mCamera.getId());
    } catch (CameraAccessException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    }
}

Example 49 with BlockingSessionCallback

use of com.android.ex.camera2.blocking.BlockingSessionCallback in project android_frameworks_base by crdroidandroid.

the class Camera2RecordingTest method startRecording.

private void startRecording(boolean useMediaRecorder, CameraCaptureSession.CaptureCallback listener, boolean useVideoStab) throws Exception {
    if (!mStaticInfo.isVideoStabilizationSupported() && useVideoStab) {
        throw new IllegalArgumentException("Video stabilization is not supported");
    }
    List<Surface> outputSurfaces = new ArrayList<Surface>(2);
    assertTrue("Both preview and recording surfaces should be valid", mPreviewSurface.isValid() && mRecordingSurface.isValid());
    outputSurfaces.add(mPreviewSurface);
    outputSurfaces.add(mRecordingSurface);
    // Video snapshot surface
    if (mReaderSurface != null) {
        outputSurfaces.add(mReaderSurface);
    }
    mSessionListener = new BlockingSessionCallback();
    mSession = configureCameraSession(mCamera, outputSurfaces, mSessionListener, mHandler);
    CaptureRequest.Builder recordingRequestBuilder = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);
    // Make sure camera output frame rate is set to correct value.
    Range<Integer> fpsRange = Range.create(mVideoFrameRate, mVideoFrameRate);
    recordingRequestBuilder.set(CaptureRequest.CONTROL_AE_TARGET_FPS_RANGE, fpsRange);
    if (useVideoStab) {
        recordingRequestBuilder.set(CaptureRequest.CONTROL_VIDEO_STABILIZATION_MODE, CaptureRequest.CONTROL_VIDEO_STABILIZATION_MODE_ON);
    }
    recordingRequestBuilder.addTarget(mRecordingSurface);
    recordingRequestBuilder.addTarget(mPreviewSurface);
    mSession.setRepeatingRequest(recordingRequestBuilder.build(), listener, mHandler);
    if (useMediaRecorder) {
        mMediaRecorder.start();
    } else {
    // TODO: need implement MediaCodec path.
    }
    mRecordingStartTime = SystemClock.elapsedRealtime();
}

Example 50 with BlockingSessionCallback

use of com.android.ex.camera2.blocking.BlockingSessionCallback in project android_frameworks_base by crdroidandroid.

the class Camera2SurfaceViewTestCase method configurePreviewOutput.

/**
     * Configure the preview output stream.
     *
     * @param request The request to be configured with preview surface
     */
protected void configurePreviewOutput(CaptureRequest.Builder request) throws CameraAccessException {
    List<Surface> outputSurfaces = new ArrayList<Surface>(/*capacity*/
    1);
    outputSurfaces.add(mPreviewSurface);
    mSessionListener = new BlockingSessionCallback();
    mSession = configureCameraSession(mCamera, outputSurfaces, mSessionListener, mHandler);
    request.addTarget(mPreviewSurface);
}