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

Example 1 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by ResurrectionRemix.

the class Camera2SurfaceViewTestCase method waitForAnyResultValue.

/**
     * Wait for any expected result key values available in a certain number of results.
     *
     * <p>
     * Check the result immediately if numFramesWait is 0.
     * </p>
     *
     * @param listener The capture listener to get capture result.
     * @param resultKey The capture result key associated with the result value.
     * @param expectedValues The list of result value need to be waited for,
     * return immediately if the list is empty.
     * @param numResultsWait Number of frame to wait before times out.
     * @throws TimeoutRuntimeException If more than numResultsWait results are.
     * seen before the result matching myRequest arrives, or each individual wait
     * for result times out after {@value #WAIT_FOR_RESULT_TIMEOUT_MS}ms.
     */
protected static <T> void waitForAnyResultValue(SimpleCaptureCallback listener, CaptureResult.Key<T> resultKey, List<T> expectedValues, int numResultsWait) {
    if (numResultsWait < 0 || listener == null || expectedValues == null) {
        throw new IllegalArgumentException("Input must be non-negative number and listener/expectedValues " + "must be non-null");
    }
    int i = 0;
    CaptureResult result;
    do {
        result = listener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
        T value = result.get(resultKey);
        for (T expectedValue : expectedValues) {
            if (VERBOSE) {
                Log.v(TAG, "Current result value for key " + resultKey.getName() + " is: " + value.toString());
            }
            if (value.equals(expectedValue)) {
                return;
            }
        }
    } while (i++ < numResultsWait);
    throw new TimeoutRuntimeException("Unable to get the expected result value " + expectedValues + " for key " + resultKey.getName() + " after waiting for " + numResultsWait + " results");
}

Example 2 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by ResurrectionRemix.

the class Camera2StillCaptureTest method fullRawCaptureTestByCamera.

private void fullRawCaptureTestByCamera() throws Exception {
    Size maxPreviewSz = mOrderedPreviewSizes.get(0);
    Size maxStillSz = mOrderedStillSizes.get(0);
    SimpleCaptureCallback resultListener = new SimpleCaptureCallback();
    SimpleImageReaderListener jpegListener = new SimpleImageReaderListener();
    SimpleImageReaderListener rawListener = new SimpleImageReaderListener();
    Size size = mStaticInfo.getRawDimensChecked();
    if (VERBOSE) {
        Log.v(TAG, "Testing multi capture with size " + size.toString() + ", preview size " + maxPreviewSz);
    }
    // Prepare raw capture and start preview.
    CaptureRequest.Builder previewBuilder = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
    CaptureRequest.Builder multiBuilder = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
    ImageReader rawReader = null;
    ImageReader jpegReader = null;
    try {
        // Create ImageReaders.
        rawReader = makeImageReader(size, ImageFormat.RAW_SENSOR, MAX_READER_IMAGES, rawListener, mHandler);
        jpegReader = makeImageReader(maxStillSz, ImageFormat.JPEG, MAX_READER_IMAGES, jpegListener, mHandler);
        updatePreviewSurface(maxPreviewSz);
        // Configure output streams with preview and jpeg streams.
        List<Surface> outputSurfaces = new ArrayList<Surface>();
        outputSurfaces.add(rawReader.getSurface());
        outputSurfaces.add(jpegReader.getSurface());
        outputSurfaces.add(mPreviewSurface);
        mSessionListener = new BlockingSessionCallback();
        mSession = configureCameraSession(mCamera, outputSurfaces, mSessionListener, mHandler);
        // Configure the requests.
        previewBuilder.addTarget(mPreviewSurface);
        multiBuilder.addTarget(mPreviewSurface);
        multiBuilder.addTarget(rawReader.getSurface());
        multiBuilder.addTarget(jpegReader.getSurface());
        // Start preview.
        mSession.setRepeatingRequest(previewBuilder.build(), null, mHandler);
        // Poor man's 3A, wait 2 seconds for AE/AF (if any) to settle.
        // TODO: Do proper 3A trigger and lock (see testTakePictureTest).
        Thread.sleep(3000);
        multiBuilder.set(CaptureRequest.STATISTICS_LENS_SHADING_MAP_MODE, CaptureRequest.STATISTICS_LENS_SHADING_MAP_MODE_ON);
        CaptureRequest multiRequest = multiBuilder.build();
        mSession.capture(multiRequest, resultListener, mHandler);
        CaptureResult result = resultListener.getCaptureResultForRequest(multiRequest, NUM_RESULTS_WAIT_TIMEOUT);
        Image jpegImage = jpegListener.getImage(CAPTURE_IMAGE_TIMEOUT_MS);
        basicValidateJpegImage(jpegImage, maxStillSz);
        Image rawImage = rawListener.getImage(CAPTURE_IMAGE_TIMEOUT_MS);
        validateRaw16Image(rawImage, size);
        verifyRawCaptureResult(multiRequest, result);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        try (DngCreator dngCreator = new DngCreator(mStaticInfo.getCharacteristics(), result)) {
            dngCreator.writeImage(outputStream, rawImage);
        }
        if (DEBUG) {
            byte[] rawBuffer = outputStream.toByteArray();
            String rawFileName = DEBUG_FILE_NAME_BASE + "/raw16_" + TAG + size.toString() + "_cam_" + mCamera.getId() + ".dng";
            Log.d(TAG, "Dump raw file into " + rawFileName);
            dumpFile(rawFileName, rawBuffer);
            byte[] jpegBuffer = getDataFromImage(jpegImage);
            String jpegFileName = DEBUG_FILE_NAME_BASE + "/jpeg_" + TAG + size.toString() + "_cam_" + mCamera.getId() + ".jpg";
            Log.d(TAG, "Dump jpeg file into " + rawFileName);
            dumpFile(jpegFileName, jpegBuffer);
        }
        stopPreview();
    } finally {
        CameraTestUtils.closeImageReader(rawReader);
        CameraTestUtils.closeImageReader(jpegReader);
        rawReader = null;
        jpegReader = null;
    }
}

Example 3 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by ResurrectionRemix.

the class Camera2CaptureRequestTest method autoAeMultipleCapturesThenTestLock.

/**
     * Issue multiple auto AE captures, then lock AE, validate the AE lock vs.
     * the first capture result after the AE lock. The right AE lock behavior is:
     * When it is locked, it locks to the current exposure value, and all subsequent
     * request with lock ON will have the same exposure value locked.
     */
private void autoAeMultipleCapturesThenTestLock(CaptureRequest.Builder requestBuilder, int aeMode, int numCapturesDuringLock) throws Exception {
    if (numCapturesDuringLock < 1) {
        throw new IllegalArgumentException("numCapturesBeforeLock must be no less than 1");
    }
    if (VERBOSE) {
        Log.v(TAG, "Camera " + mCamera.getId() + ": Testing auto AE mode and lock for mode " + aeMode + " with " + numCapturesDuringLock + " captures before lock");
    }
    final int NUM_CAPTURES_BEFORE_LOCK = 2;
    SimpleCaptureCallback listener = new SimpleCaptureCallback();
    CaptureResult[] resultsDuringLock = new CaptureResult[numCapturesDuringLock];
    boolean canSetAeLock = mStaticInfo.isAeLockSupported();
    // Reset the AE lock to OFF, since we are reusing this builder many times
    if (canSetAeLock) {
        requestBuilder.set(CaptureRequest.CONTROL_AE_LOCK, false);
    }
    // Just send several captures with auto AE, lock off.
    CaptureRequest request = requestBuilder.build();
    for (int i = 0; i < NUM_CAPTURES_BEFORE_LOCK; i++) {
        mSession.capture(request, listener, mHandler);
    }
    waitForNumResults(listener, NUM_CAPTURES_BEFORE_LOCK);
    if (!canSetAeLock) {
        // Without AE lock, the remaining tests items won't work
        return;
    }
    // Then fire several capture to lock the AE.
    requestBuilder.set(CaptureRequest.CONTROL_AE_LOCK, true);
    int requestCount = captureRequestsSynchronized(requestBuilder.build(), numCapturesDuringLock, listener, mHandler);
    int[] sensitivities = new int[numCapturesDuringLock];
    long[] expTimes = new long[numCapturesDuringLock];
    Arrays.fill(sensitivities, -1);
    Arrays.fill(expTimes, -1L);
    // Get the AE lock on result and validate the exposure values.
    waitForNumResults(listener, requestCount - numCapturesDuringLock);
    for (int i = 0; i < resultsDuringLock.length; i++) {
        resultsDuringLock[i] = listener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    }
    for (int i = 0; i < numCapturesDuringLock; i++) {
        mCollector.expectKeyValueEquals(resultsDuringLock[i], CaptureResult.CONTROL_AE_LOCK, true);
    }
    // Can't read manual sensor/exposure settings without manual sensor
    if (mStaticInfo.isCapabilitySupported(CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS)) {
        int sensitivityLocked = getValueNotNull(resultsDuringLock[0], CaptureResult.SENSOR_SENSITIVITY);
        long expTimeLocked = getValueNotNull(resultsDuringLock[0], CaptureResult.SENSOR_EXPOSURE_TIME);
        for (int i = 1; i < resultsDuringLock.length; i++) {
            mCollector.expectKeyValueEquals(resultsDuringLock[i], CaptureResult.SENSOR_EXPOSURE_TIME, expTimeLocked);
            mCollector.expectKeyValueEquals(resultsDuringLock[i], CaptureResult.SENSOR_SENSITIVITY, sensitivityLocked);
        }
    }
}

Example 4 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by ResurrectionRemix.

the class Camera2CaptureRequestTest method aeManualControlTest.

/**
     * Iterate through exposure times and sensitivities for manual AE control.
     * <p>
     * Use single request rather than repeating request to test manual exposure
     * value change per frame control.
     * </p>
     */
private void aeManualControlTest() throws Exception {
    CaptureRequest.Builder requestBuilder = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
    requestBuilder.set(CaptureRequest.CONTROL_AE_MODE, CONTROL_AE_MODE_OFF);
    configurePreviewOutput(requestBuilder);
    SimpleCaptureCallback listener = new SimpleCaptureCallback();
    long[] expTimes = getExposureTimeTestValues();
    int[] sensitivities = getSensitivityTestValues();
    // Submit single request at a time, then verify the result.
    for (int i = 0; i < expTimes.length; i++) {
        for (int j = 0; j < sensitivities.length; j++) {
            if (VERBOSE) {
                Log.v(TAG, "Camera " + mCamera.getId() + ": Testing sensitivity " + sensitivities[j] + ", exposure time " + expTimes[i] + "ns");
            }
            changeExposure(requestBuilder, expTimes[i], sensitivities[j]);
            mSession.capture(requestBuilder.build(), listener, mHandler);
            // make sure timeout is long enough for long exposure time
            long timeout = WAIT_FOR_RESULT_TIMEOUT_MS + expTimes[i];
            CaptureResult result = listener.getCaptureResult(timeout);
            long resultExpTime = getValueNotNull(result, CaptureResult.SENSOR_EXPOSURE_TIME);
            int resultSensitivity = getValueNotNull(result, CaptureResult.SENSOR_SENSITIVITY);
            validateExposureTime(expTimes[i], resultExpTime);
            validateSensitivity(sensitivities[j], resultSensitivity);
            validateFrameDurationForCapture(result);
        }
    }
// TODO: Add another case to test where we can submit all requests, then wait for
// results, which will hide the pipeline latency. this is not only faster, but also
// test high speed per frame control and synchronization.
}

Example 5 with CaptureResult

use of android.hardware.camera2.CaptureResult in project android_frameworks_base by ResurrectionRemix.

the class Camera2SwitchPreviewTest method stillCapturePreviewPreparer.

private void stillCapturePreviewPreparer(String id) throws Exception {
    CaptureResult result;
    SimpleCaptureCallback resultListener = new SimpleCaptureCallback();
    SimpleImageReaderListener imageListener = new SimpleImageReaderListener();
    CaptureRequest.Builder previewRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
    CaptureRequest.Builder stillRequest = mCamera.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
    // Preview Setup:
    prepareCapturePreview(previewRequest, stillRequest, resultListener, imageListener);
    Thread.sleep(getTestWaitIntervalMs());
}