Examples with CameraMetadataNative android.hardware.camera2.impl.CameraMetadataNative used on opensource projects

Example 41 with CameraMetadataNative

use of android.hardware.camera2.impl.CameraMetadataNative in project android_frameworks_base by AOSPA.

the class CameraDeviceBinderTest method testCameraInfo.

@SmallTest
public void testCameraInfo() throws RemoteException {
    CameraMetadataNative info = mCameraUser.getCameraInfo();
    assertFalse(info.isEmpty());
    assertNotNull(info.get(CameraCharacteristics.SCALER_AVAILABLE_FORMATS));
}

Example 42 with CameraMetadataNative

use of android.hardware.camera2.impl.CameraMetadataNative in project android_frameworks_base by AOSPA.

the class LegacyMetadataMapper method mapScalerStreamConfigs.

private static void mapScalerStreamConfigs(CameraMetadataNative m, Camera.Parameters p) {
    ArrayList<StreamConfiguration> availableStreamConfigs = new ArrayList<>();
    /*
         * Implementation-defined (preview, recording, etc) -> use camera1 preview sizes
         * YUV_420_888 cpu callbacks -> use camera1 preview sizes
         * Other preview callbacks (CPU) -> use camera1 preview sizes
         * JPEG still capture -> use camera1 still capture sizes
         *
         * Use platform-internal format constants here, since StreamConfigurationMap does the
         * remapping to public format constants.
         */
    List<Camera.Size> previewSizes = p.getSupportedPreviewSizes();
    List<Camera.Size> jpegSizes = p.getSupportedPictureSizes();
    /*
         * Work-around for b/17589233:
         * - Some HALs's largest preview size aspect ratio does not match the largest JPEG size AR
         * - This causes a large amount of problems with focus/metering because it's relative to
         *   preview, making the difference between the JPEG and preview viewport inaccessible
         * - This boils down to metering or focusing areas being "arbitrarily" cropped
         *   in the capture result.
         * - Work-around the HAL limitations by removing all of the largest preview sizes
         *   until we get one with the same aspect ratio as the jpeg size.
         */
    {
        SizeAreaComparator areaComparator = new SizeAreaComparator();
        // Sort preview to min->max
        Collections.sort(previewSizes, areaComparator);
        Camera.Size maxJpegSize = SizeAreaComparator.findLargestByArea(jpegSizes);
        float jpegAspectRatio = maxJpegSize.width * 1.0f / maxJpegSize.height;
        if (DEBUG) {
            Log.v(TAG, String.format("mapScalerStreamConfigs - largest JPEG area %dx%d, AR=%f", maxJpegSize.width, maxJpegSize.height, jpegAspectRatio));
        }
        // Now remove preview sizes from the end (largest->smallest) until aspect ratio matches
        while (!previewSizes.isEmpty()) {
            // max is always at the end
            int index = previewSizes.size() - 1;
            Camera.Size size = previewSizes.get(index);
            float previewAspectRatio = size.width * 1.0f / size.height;
            if (Math.abs(jpegAspectRatio - previewAspectRatio) >= PREVIEW_ASPECT_RATIO_TOLERANCE) {
                // Assume removing from end is O(1)
                previewSizes.remove(index);
                if (DEBUG) {
                    Log.v(TAG, String.format("mapScalerStreamConfigs - removed preview size %dx%d, AR=%f " + "was not the same", size.width, size.height, previewAspectRatio));
                }
            } else {
                break;
            }
        }
        if (previewSizes.isEmpty()) {
            // Fall-back to the original faulty behavior, but at least work
            Log.w(TAG, "mapScalerStreamConfigs - failed to find any preview size matching " + "JPEG aspect ratio " + jpegAspectRatio);
            previewSizes = p.getSupportedPreviewSizes();
        }
        // Sort again, this time in descending order max->min
        Collections.sort(previewSizes, Collections.reverseOrder(areaComparator));
    }
    appendStreamConfig(availableStreamConfigs, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, previewSizes);
    appendStreamConfig(availableStreamConfigs, ImageFormat.YUV_420_888, previewSizes);
    for (int format : p.getSupportedPreviewFormats()) {
        if (ImageFormat.isPublicFormat(format) && format != ImageFormat.NV21) {
            appendStreamConfig(availableStreamConfigs, format, previewSizes);
        } else if (DEBUG) {
            /*
                 *  Do not add any formats unknown to us
                 * (since it would fail runtime checks in StreamConfigurationMap)
                 */
            Log.v(TAG, String.format("mapStreamConfigs - Skipping format %x", format));
        }
    }
    appendStreamConfig(availableStreamConfigs, HAL_PIXEL_FORMAT_BLOB, p.getSupportedPictureSizes());
    /*
         * scaler.availableStreamConfigurations
         */
    m.set(SCALER_AVAILABLE_STREAM_CONFIGURATIONS, availableStreamConfigs.toArray(new StreamConfiguration[0]));
    /*
         * scaler.availableMinFrameDurations
         */
    // No frame durations available
    m.set(SCALER_AVAILABLE_MIN_FRAME_DURATIONS, new StreamConfigurationDuration[0]);
    StreamConfigurationDuration[] jpegStalls = new StreamConfigurationDuration[jpegSizes.size()];
    int i = 0;
    long longestStallDuration = -1;
    for (Camera.Size s : jpegSizes) {
        long stallDuration = calculateJpegStallDuration(s);
        jpegStalls[i++] = new StreamConfigurationDuration(HAL_PIXEL_FORMAT_BLOB, s.width, s.height, stallDuration);
        if (longestStallDuration < stallDuration) {
            longestStallDuration = stallDuration;
        }
    }
    /*
         * scaler.availableStallDurations
         */
    // Set stall durations for jpeg, other formats use default stall duration
    m.set(SCALER_AVAILABLE_STALL_DURATIONS, jpegStalls);
    /*
         * sensor.info.maxFrameDuration
         */
    m.set(SENSOR_INFO_MAX_FRAME_DURATION, longestStallDuration);
}

Example 43 with CameraMetadataNative

use of android.hardware.camera2.impl.CameraMetadataNative in project android_frameworks_base by AOSPA.

the class LegacyMetadataMapper method createCharacteristics.

/**
     * Create characteristics for a legacy device by mapping the {@code parameters}
     * and {@code info}
     *
     * @param parameters A string parseable by {@link Camera.Parameters#unflatten}
     * @param info Camera info with camera facing direction and angle of orientation
     * @return static camera characteristics for a camera device
     *
     * @throws NullPointerException if any of the args were {@code null}
     */
public static CameraCharacteristics createCharacteristics(String parameters, android.hardware.CameraInfo info) {
    checkNotNull(parameters, "parameters must not be null");
    checkNotNull(info, "info must not be null");
    checkNotNull(info.info, "info.info must not be null");
    CameraMetadataNative m = new CameraMetadataNative();
    mapCharacteristicsFromInfo(m, info.info);
    Camera.Parameters params = Camera.getEmptyParameters();
    params.unflatten(parameters);
    mapCharacteristicsFromParameters(m, params);
    if (DEBUG) {
        Log.v(TAG, "createCharacteristics metadata:");
        Log.v(TAG, "--------------------------------------------------- (start)");
        m.dumpToLog();
        Log.v(TAG, "--------------------------------------------------- (end)");
    }
    return new CameraCharacteristics(m);
}

Example 44 with CameraMetadataNative

use of android.hardware.camera2.impl.CameraMetadataNative in project android_frameworks_base by AOSPA.

the class LegacyResultMapper method cachedConvertResultMetadata.

/**
     * Generate capture result metadata from the legacy camera request.
     *
     * <p>This method caches and reuses the result from the previous call to this method if
     * the {@code parameters} of the subsequent {@link LegacyRequest} passed to this method
     * have not changed.</p>
     *
     * @param legacyRequest a non-{@code null} legacy request containing the latest parameters
     * @param timestamp the timestamp to use for this result in nanoseconds.
     *
     * @return {@link CameraMetadataNative} object containing result metadata.
     */
public CameraMetadataNative cachedConvertResultMetadata(LegacyRequest legacyRequest, long timestamp) {
    CameraMetadataNative result;
    boolean cached;
    /*
         * Attempt to look up the result from the cache if the parameters haven't changed
         */
    if (mCachedRequest != null && legacyRequest.parameters.same(mCachedRequest.parameters) && legacyRequest.captureRequest.equals(mCachedRequest.captureRequest)) {
        result = new CameraMetadataNative(mCachedResult);
        cached = true;
    } else {
        result = convertResultMetadata(legacyRequest);
        cached = false;
        // Always cache a *copy* of the metadata result,
        // since api2's client side takes ownership of it after it receives a result
        mCachedRequest = legacyRequest;
        mCachedResult = new CameraMetadataNative(result);
    }
    /*
         * Unconditionally set fields that change in every single frame
         */
    {
        // sensor.timestamp
        result.set(SENSOR_TIMESTAMP, timestamp);
    }
    if (DEBUG) {
        Log.v(TAG, "cachedConvertResultMetadata - cached? " + cached + " timestamp = " + timestamp);
        Log.v(TAG, "----- beginning of result dump ------");
        result.dumpToLog();
        Log.v(TAG, "----- end of result dump ------");
    }
    return result;
}

Example 45 with CameraMetadataNative

use of android.hardware.camera2.impl.CameraMetadataNative in project android_frameworks_base by AOSPA.

the class LegacyMetadataMapper method createRequestTemplate.

/**
     * Create a request template
     *
     * @param c a non-{@code null} camera characteristics for this camera
     * @param templateId a non-negative template ID
     *
     * @return a non-{@code null} request template
     *
     * @throws IllegalArgumentException if {@code templateId} was invalid
     *
     * @see android.hardware.camera2.CameraDevice#TEMPLATE_MANUAL
     */
public static CameraMetadataNative createRequestTemplate(CameraCharacteristics c, int templateId) {
    if (!ArrayUtils.contains(sAllowedTemplates, templateId)) {
        throw new IllegalArgumentException("templateId out of range");
    }
    CameraMetadataNative m = new CameraMetadataNative();
    /*
         * NOTE: If adding new code here and it needs to query the static info,
         * query the camera characteristics, so we can reuse this for api2 code later
         * to create our own templates in the framework
         */
    /*
         * control.*
         */
    // control.awbMode
    m.set(CaptureRequest.CONTROL_AWB_MODE, CameraMetadata.CONTROL_AWB_MODE_AUTO);
    // AWB is always unconditionally available in API1 devices
    // control.aeAntibandingMode
    m.set(CaptureRequest.CONTROL_AE_ANTIBANDING_MODE, CONTROL_AE_ANTIBANDING_MODE_AUTO);
    // control.aeExposureCompensation
    m.set(CaptureRequest.CONTROL_AE_EXPOSURE_COMPENSATION, 0);
    // control.aeLock
    m.set(CaptureRequest.CONTROL_AE_LOCK, false);
    // control.aePrecaptureTrigger
    m.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CONTROL_AE_PRECAPTURE_TRIGGER_IDLE);
    // control.afTrigger
    m.set(CaptureRequest.CONTROL_AF_TRIGGER, CONTROL_AF_TRIGGER_IDLE);
    // control.awbMode
    m.set(CaptureRequest.CONTROL_AWB_MODE, CONTROL_AWB_MODE_AUTO);
    // control.awbLock
    m.set(CaptureRequest.CONTROL_AWB_LOCK, false);
    // control.aeRegions, control.awbRegions, control.afRegions
    {
        Rect activeArray = c.get(SENSOR_INFO_ACTIVE_ARRAY_SIZE);
        MeteringRectangle[] activeRegions = new MeteringRectangle[] { new MeteringRectangle(/*x*/
        0, /*y*/
        0, /*width*/
        activeArray.width() - 1, /*height*/
        activeArray.height() - 1, /*weight*/
        0) };
        m.set(CaptureRequest.CONTROL_AE_REGIONS, activeRegions);
        m.set(CaptureRequest.CONTROL_AWB_REGIONS, activeRegions);
        m.set(CaptureRequest.CONTROL_AF_REGIONS, activeRegions);
    }
    // control.captureIntent
    {
        int captureIntent;
        switch(templateId) {
            case CameraDevice.TEMPLATE_PREVIEW:
                captureIntent = CONTROL_CAPTURE_INTENT_PREVIEW;
                break;
            case CameraDevice.TEMPLATE_STILL_CAPTURE:
                captureIntent = CONTROL_CAPTURE_INTENT_STILL_CAPTURE;
                break;
            case CameraDevice.TEMPLATE_RECORD:
                captureIntent = CONTROL_CAPTURE_INTENT_VIDEO_RECORD;
                break;
            default:
                // Can't get anything else since it's guarded by the IAE check
                throw new AssertionError("Impossible; keep in sync with sAllowedTemplates");
        }
        m.set(CaptureRequest.CONTROL_CAPTURE_INTENT, captureIntent);
    }
    // control.aeMode
    m.set(CaptureRequest.CONTROL_AE_MODE, CameraMetadata.CONTROL_AE_MODE_ON);
    // AE is always unconditionally available in API1 devices
    // control.mode
    m.set(CaptureRequest.CONTROL_MODE, CONTROL_MODE_AUTO);
    // control.afMode
    {
        Float minimumFocusDistance = c.get(LENS_INFO_MINIMUM_FOCUS_DISTANCE);
        int afMode;
        if (minimumFocusDistance != null && minimumFocusDistance == LENS_INFO_MINIMUM_FOCUS_DISTANCE_FIXED_FOCUS) {
            // Cannot control auto-focus with fixed-focus cameras
            afMode = CameraMetadata.CONTROL_AF_MODE_OFF;
        } else {
            // If a minimum focus distance is reported; the camera must have AF
            afMode = CameraMetadata.CONTROL_AF_MODE_AUTO;
            if (templateId == CameraDevice.TEMPLATE_RECORD || templateId == CameraDevice.TEMPLATE_VIDEO_SNAPSHOT) {
                if (ArrayUtils.contains(c.get(CONTROL_AF_AVAILABLE_MODES), CONTROL_AF_MODE_CONTINUOUS_VIDEO)) {
                    afMode = CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_VIDEO;
                }
            } else if (templateId == CameraDevice.TEMPLATE_PREVIEW || templateId == CameraDevice.TEMPLATE_STILL_CAPTURE) {
                if (ArrayUtils.contains(c.get(CONTROL_AF_AVAILABLE_MODES), CONTROL_AF_MODE_CONTINUOUS_PICTURE)) {
                    afMode = CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE;
                }
            }
        }
        if (DEBUG) {
            Log.v(TAG, "createRequestTemplate (templateId=" + templateId + ")," + " afMode=" + afMode + ", minimumFocusDistance=" + minimumFocusDistance);
        }
        m.set(CaptureRequest.CONTROL_AF_MODE, afMode);
    }
    {
        // control.aeTargetFpsRange
        Range<Integer>[] availableFpsRange = c.get(CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES);
        // Pick FPS range with highest max value, tiebreak on higher min value
        Range<Integer> bestRange = availableFpsRange[0];
        for (Range<Integer> r : availableFpsRange) {
            if (bestRange.getUpper() < r.getUpper()) {
                bestRange = r;
            } else if (bestRange.getUpper() == r.getUpper() && bestRange.getLower() < r.getLower()) {
                bestRange = r;
            }
        }
        m.set(CaptureRequest.CONTROL_AE_TARGET_FPS_RANGE, bestRange);
    }
    // control.sceneMode -- DISABLED is always available
    m.set(CaptureRequest.CONTROL_SCENE_MODE, CONTROL_SCENE_MODE_DISABLED);
    /*
         * statistics.*
         */
    // statistics.faceDetectMode
    m.set(CaptureRequest.STATISTICS_FACE_DETECT_MODE, STATISTICS_FACE_DETECT_MODE_OFF);
    /*
         * flash.*
         */
    // flash.mode
    m.set(CaptureRequest.FLASH_MODE, FLASH_MODE_OFF);
    /*
         * noiseReduction.*
         */
    if (templateId == CameraDevice.TEMPLATE_STILL_CAPTURE) {
        m.set(CaptureRequest.NOISE_REDUCTION_MODE, NOISE_REDUCTION_MODE_HIGH_QUALITY);
    } else {
        m.set(CaptureRequest.NOISE_REDUCTION_MODE, NOISE_REDUCTION_MODE_FAST);
    }
    /*
        * colorCorrection.*
        */
    if (templateId == CameraDevice.TEMPLATE_STILL_CAPTURE) {
        m.set(CaptureRequest.COLOR_CORRECTION_ABERRATION_MODE, COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY);
    } else {
        m.set(CaptureRequest.COLOR_CORRECTION_ABERRATION_MODE, COLOR_CORRECTION_ABERRATION_MODE_FAST);
    }
    /*
         * lens.*
         */
    // lens.focalLength
    m.set(CaptureRequest.LENS_FOCAL_LENGTH, c.get(CameraCharacteristics.LENS_INFO_AVAILABLE_FOCAL_LENGTHS)[0]);
    /*
         * jpeg.*
         */
    // jpeg.thumbnailSize - set smallest non-zero size if possible
    Size[] sizes = c.get(CameraCharacteristics.JPEG_AVAILABLE_THUMBNAIL_SIZES);
    m.set(CaptureRequest.JPEG_THUMBNAIL_SIZE, (sizes.length > 1) ? sizes[1] : sizes[0]);
    // TODO: map other request template values
    return m;
}