Examples with MeteringRectangle android.hardware.camera2.params.MeteringRectangle used on opensource projects

Example 1 with MeteringRectangle

use of android.hardware.camera2.params.MeteringRectangle in project platform_frameworks_base by android.

the class CameraTestUtils method getExpectedOutputRegion.

/**
     * Calculate output 3A region from the intersection of input 3A region and cropped region.
     *
     * @param requestRegions The input 3A regions
     * @param cropRect The cropped region
     * @return expected 3A regions output in capture result
     */
public static MeteringRectangle[] getExpectedOutputRegion(MeteringRectangle[] requestRegions, Rect cropRect) {
    MeteringRectangle[] resultRegions = new MeteringRectangle[requestRegions.length];
    for (int i = 0; i < requestRegions.length; i++) {
        Rect requestRect = requestRegions[i].getRect();
        Rect resultRect = new Rect();
        assertTrue("Input 3A region must intersect cropped region", resultRect.setIntersect(requestRect, cropRect));
        resultRegions[i] = new MeteringRectangle(resultRect, requestRegions[i].getMeteringWeight());
    }
    return resultRegions;
}

Example 2 with MeteringRectangle

use of android.hardware.camera2.params.MeteringRectangle in project platform_frameworks_base by android.

the class CameraMetadataTest method testReadWriteMeteringRectangle.

@SmallTest
public void testReadWriteMeteringRectangle() {
    // int32 x 5 x area_count [but we pretend it's a single element]
    checkKeyMarshal("android.control.aeRegions", new MeteringRectangle(/*x*/
    1, /*y*/
    2, /*width*/
    100, /*height*/
    200, /*weight*/
    5), /* xmin, ymin, xmax, ymax, weight */
    toByteArray(1, 2, 1 + 100, 2 + 200, 5));
    // int32 x 5 x area_count
    checkKeyMarshal("android.control.afRegions", new MeteringRectangle[] { new MeteringRectangle(/*x*/
    5, /*y*/
    6, /*width*/
    123, /*height*/
    456, /*weight*/
    7), new MeteringRectangle(/*x*/
    7, /*y*/
    8, /*width*/
    456, /*height*/
    999, /*weight*/
    6), new MeteringRectangle(/*x*/
    1, /*y*/
    2, /*width*/
    100, /*height*/
    200, /*weight*/
    5) }, toByteArray(5, 6, 5 + 123, 6 + 456, 7, 7, 8, 7 + 456, 8 + 999, 6, 1, 2, 1 + 100, 2 + 200, 5));
}

Example 3 with MeteringRectangle

use of android.hardware.camera2.params.MeteringRectangle in project platform_frameworks_base by android.

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;
}

Example 4 with MeteringRectangle

use of android.hardware.camera2.params.MeteringRectangle in project PhotoNoter by yydcdut.

the class Camera2FocusModel method triggerFocus.

@Override
public void triggerFocus(int viewWidth, int viewHeight, int x, int y) {
    if (mIsSupport) {
        mState = FOCUS_STATE_FOCUSING;
        float ratioRowX = ((float) x) / viewWidth;
        float ratioRowY = ((float) y) / viewHeight;
        float newX = (ratioRowX) * mRect.height();
        float newY = (ratioRowY) * mRect.width();
        float left = newX - LENGTH < mRect.left ? mRect.left : newX - LENGTH;
        left = left > mRect.right ? mRect.right - 1 : left;
        float right = newX + LENGTH > mRect.right ? mRect.right : newX + LENGTH;
        right = right < mRect.left ? mRect.left + 1 : right;
        float top = newY - LENGTH < mRect.top ? mRect.top : newY - LENGTH;
        top = top > mRect.bottom ? mRect.bottom - 1 : top;
        float boom = newY + LENGTH > mRect.bottom ? mRect.bottom : newY + LENGTH;
        boom = boom < mRect.top ? mRect.top + 1 : boom;
        MeteringRectangle meteringRectangle = new MeteringRectangle(new Rect((int) left, (int) top, (int) right, (int) boom), MeteringRectangle.METERING_WEIGHT_MAX);
        mBuilder.set(CaptureRequest.CONTROL_AF_REGIONS, new MeteringRectangle[] { meteringRectangle });
        mBuilder.set(CaptureRequest.CONTROL_AE_REGIONS, new MeteringRectangle[] { meteringRectangle });
        mBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
        mBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_START);
        doChange();
    }
}

Example 5 with MeteringRectangle

use of android.hardware.camera2.params.MeteringRectangle in project android_frameworks_base by DirtyUnicorns.

the class CameraTestUtils method getExpectedOutputRegion.

/**
     * Calculate output 3A region from the intersection of input 3A region and cropped region.
     *
     * @param requestRegions The input 3A regions
     * @param cropRect The cropped region
     * @return expected 3A regions output in capture result
     */
public static MeteringRectangle[] getExpectedOutputRegion(MeteringRectangle[] requestRegions, Rect cropRect) {
    MeteringRectangle[] resultRegions = new MeteringRectangle[requestRegions.length];
    for (int i = 0; i < requestRegions.length; i++) {
        Rect requestRect = requestRegions[i].getRect();
        Rect resultRect = new Rect();
        assertTrue("Input 3A region must intersect cropped region", resultRect.setIntersect(requestRect, cropRect));
        resultRegions[i] = new MeteringRectangle(resultRect, requestRegions[i].getMeteringWeight());
    }
    return resultRegions;
}