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

Example 31 with CaptureResult

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

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());
}

Example 32 with CaptureResult

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

the class CameraMetadata method getKeysStatic.

/**
     * Return a list of all the Key<?> that are declared as a field inside of the class
     * {@code type}.
     *
     * <p>
     * Optionally, if {@code instance} is not null, then filter out any keys with null values.
     * </p>
     *
     * <p>
     * Optionally, if {@code filterTags} is not {@code null}, then filter out any keys
     * whose native {@code tag} is not in {@code filterTags}. The {@code filterTags} array will be
     * sorted as a side effect.
     * </p>
     */
/*package*/
@SuppressWarnings("unchecked")
static <TKey> ArrayList<TKey> getKeysStatic(Class<?> type, Class<TKey> keyClass, CameraMetadata<TKey> instance, int[] filterTags) {
    if (DEBUG)
        Log.v(TAG, "getKeysStatic for " + type);
    // TotalCaptureResult does not have any of the keys on it, use CaptureResult instead
    if (type.equals(TotalCaptureResult.class)) {
        type = CaptureResult.class;
    }
    if (filterTags != null) {
        Arrays.sort(filterTags);
    }
    ArrayList<TKey> keyList = new ArrayList<TKey>();
    Field[] fields = type.getDeclaredFields();
    for (Field field : fields) {
        // Filter for Keys that are public
        if (field.getType().isAssignableFrom(keyClass) && (field.getModifiers() & Modifier.PUBLIC) != 0) {
            TKey key;
            try {
                key = (TKey) field.get(instance);
            } catch (IllegalAccessException e) {
                throw new AssertionError("Can't get IllegalAccessException", e);
            } catch (IllegalArgumentException e) {
                throw new AssertionError("Can't get IllegalArgumentException", e);
            }
            if (instance == null || instance.getProtected(key) != null) {
                if (shouldKeyBeAdded(key, field, filterTags)) {
                    keyList.add(key);
                    if (DEBUG) {
                        Log.v(TAG, "getKeysStatic - key was added - " + key);
                    }
                } else if (DEBUG) {
                    Log.v(TAG, "getKeysStatic - key was filtered - " + key);
                }
            }
        }
    }
    ArrayList<TKey> vendorKeys = CameraMetadataNative.getAllVendorKeys(keyClass);
    if (vendorKeys != null) {
        for (TKey k : vendorKeys) {
            String keyName;
            if (k instanceof CaptureRequest.Key<?>) {
                keyName = ((CaptureRequest.Key<?>) k).getName();
            } else if (k instanceof CaptureResult.Key<?>) {
                keyName = ((CaptureResult.Key<?>) k).getName();
            } else if (k instanceof CameraCharacteristics.Key<?>) {
                keyName = ((CameraCharacteristics.Key<?>) k).getName();
            } else {
                continue;
            }
            if (filterTags == null || Arrays.binarySearch(filterTags, CameraMetadataNative.getTag(keyName)) >= 0) {
                keyList.add(k);
            }
        }
    }
    return keyList;
}

Example 33 with CaptureResult

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

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 34 with CaptureResult

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

the class Camera2RecordingTest method validateFrameDropAroundVideoSnapshot.

/**
     * Validate if video snapshot causes frame drop.
     * Here frame drop is defined as frame duration >= 2 * expected frame duration.
     * Return the estimated number of frames dropped during video snapshot
     */
private int validateFrameDropAroundVideoSnapshot(SimpleCaptureCallback resultListener, long imageTimeStamp) {
    double expectedDurationMs = 1000.0 / mVideoFrameRate;
    CaptureResult prevResult = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    long prevTS = getValueNotNull(prevResult, CaptureResult.SENSOR_TIMESTAMP);
    while (!resultListener.hasMoreResults()) {
        CaptureResult currentResult = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
        long currentTS = getValueNotNull(currentResult, CaptureResult.SENSOR_TIMESTAMP);
        if (currentTS == imageTimeStamp) {
            // validate the timestamp before and after, then return
            CaptureResult nextResult = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
            long nextTS = getValueNotNull(nextResult, CaptureResult.SENSOR_TIMESTAMP);
            double durationMs = (currentTS - prevTS) / 1000000.0;
            int totalFramesDropped = 0;
            // requirements for legacy mode unless this is fixed.
            if (!mStaticInfo.isHardwareLevelLegacy()) {
                mCollector.expectTrue(String.format("Video %dx%d Frame drop detected before video snapshot: " + "duration %.2fms (expected %.2fms)", mVideoSize.getWidth(), mVideoSize.getHeight(), durationMs, expectedDurationMs), durationMs <= (expectedDurationMs * MAX_NUM_FRAME_DROP_INTERVAL_ALLOWED));
                // Log a warning is there is any frame drop detected.
                if (durationMs >= expectedDurationMs * 2) {
                    Log.w(TAG, String.format("Video %dx%d Frame drop detected before video snapshot: " + "duration %.2fms (expected %.2fms)", mVideoSize.getWidth(), mVideoSize.getHeight(), durationMs, expectedDurationMs));
                }
                durationMs = (nextTS - currentTS) / 1000000.0;
                mCollector.expectTrue(String.format("Video %dx%d Frame drop detected after video snapshot: " + "duration %.2fms (expected %.2fms)", mVideoSize.getWidth(), mVideoSize.getHeight(), durationMs, expectedDurationMs), durationMs <= (expectedDurationMs * MAX_NUM_FRAME_DROP_INTERVAL_ALLOWED));
                // Log a warning is there is any frame drop detected.
                if (durationMs >= expectedDurationMs * 2) {
                    Log.w(TAG, String.format("Video %dx%d Frame drop detected after video snapshot: " + "duration %fms (expected %fms)", mVideoSize.getWidth(), mVideoSize.getHeight(), durationMs, expectedDurationMs));
                }
                double totalDurationMs = (nextTS - prevTS) / 1000000.0;
                // Minus 2 for the expected 2 frames interval
                totalFramesDropped = (int) (totalDurationMs / expectedDurationMs) - 2;
                if (totalFramesDropped < 0) {
                    Log.w(TAG, "totalFrameDropped is " + totalFramesDropped + ". Video frame rate might be too fast.");
                }
                totalFramesDropped = Math.max(0, totalFramesDropped);
            }
            return totalFramesDropped;
        }
        prevTS = currentTS;
    }
    throw new AssertionFailedError("Video snapshot timestamp does not match any of capture results!");
}

Example 35 with CaptureResult

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

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.
}