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

Example 86 with CameraCharacteristics

use of android.hardware.camera2.CameraCharacteristics in project android_frameworks_base by crdroidandroid.

the class FlashlightController method getCameraId.

private String getCameraId() throws CameraAccessException {
    String[] ids = mCameraManager.getCameraIdList();
    for (String id : ids) {
        CameraCharacteristics c = mCameraManager.getCameraCharacteristics(id);
        Boolean flashAvailable = c.get(CameraCharacteristics.FLASH_INFO_AVAILABLE);
        Integer lensFacing = c.get(CameraCharacteristics.LENS_FACING);
        if (flashAvailable != null && flashAvailable && lensFacing != null && lensFacing == CameraCharacteristics.LENS_FACING_BACK) {
            return id;
        }
    }
    return null;
}

Example 87 with CameraCharacteristics

use of android.hardware.camera2.CameraCharacteristics in project android_frameworks_base by crdroidandroid.

the class CameraTestUtils method getSupportedSizeForClass.

/**
     * Get the available output sizes for the given class.
     *
     */
public static Size[] getSupportedSizeForClass(Class klass, String cameraId, CameraManager cameraManager) throws CameraAccessException {
    CameraCharacteristics properties = cameraManager.getCameraCharacteristics(cameraId);
    assertNotNull("Can't get camera characteristics!", properties);
    if (VERBOSE) {
        Log.v(TAG, "get camera characteristics for camera: " + cameraId);
    }
    StreamConfigurationMap configMap = properties.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
    Size[] availableSizes = configMap.getOutputSizes(klass);
    assertArrayNotEmpty(availableSizes, "availableSizes should not be empty for class: " + klass);
    Size[] highResAvailableSizes = configMap.getHighResolutionOutputSizes(ImageFormat.PRIVATE);
    if (highResAvailableSizes != null && highResAvailableSizes.length > 0) {
        Size[] allSizes = new Size[availableSizes.length + highResAvailableSizes.length];
        System.arraycopy(availableSizes, 0, allSizes, 0, availableSizes.length);
        System.arraycopy(highResAvailableSizes, 0, allSizes, availableSizes.length, highResAvailableSizes.length);
        availableSizes = allSizes;
    }
    if (VERBOSE)
        Log.v(TAG, "Supported sizes are: " + Arrays.deepToString(availableSizes));
    return availableSizes;
}

Example 88 with CameraCharacteristics

use of android.hardware.camera2.CameraCharacteristics in project android_frameworks_base by crdroidandroid.

the class CameraTestUtils method getSupportedSizeForFormat.

/**
     * Get the available output sizes for the user-defined {@code format}.
     *
     * <p>Note that implementation-defined/hidden formats are not supported.</p>
     */
public static Size[] getSupportedSizeForFormat(int format, String cameraId, CameraManager cameraManager) throws CameraAccessException {
    CameraCharacteristics properties = cameraManager.getCameraCharacteristics(cameraId);
    assertNotNull("Can't get camera characteristics!", properties);
    if (VERBOSE) {
        Log.v(TAG, "get camera characteristics for camera: " + cameraId);
    }
    StreamConfigurationMap configMap = properties.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
    Size[] availableSizes = configMap.getOutputSizes(format);
    assertArrayNotEmpty(availableSizes, "availableSizes should not be empty for format: " + format);
    Size[] highResAvailableSizes = configMap.getHighResolutionOutputSizes(format);
    if (highResAvailableSizes != null && highResAvailableSizes.length > 0) {
        Size[] allSizes = new Size[availableSizes.length + highResAvailableSizes.length];
        System.arraycopy(availableSizes, 0, allSizes, 0, availableSizes.length);
        System.arraycopy(highResAvailableSizes, 0, allSizes, availableSizes.length, highResAvailableSizes.length);
        availableSizes = allSizes;
    }
    if (VERBOSE)
        Log.v(TAG, "Supported sizes are: " + Arrays.deepToString(availableSizes));
    return availableSizes;
}

Example 89 with CameraCharacteristics

use of android.hardware.camera2.CameraCharacteristics in project android_frameworks_base by crdroidandroid.

the class CameraUtils method isLegacyHAL.

/**
     * Returns {@code true} if this device only supports {@code LEGACY} mode operation in the
     * Camera2 API for the given camera ID.
     *
     * @param context {@link Context} to access the {@link CameraManager} in.
     * @param cameraId the ID of the camera device to check.
     * @return {@code true} if this device only supports {@code LEGACY} mode.
     */
public static boolean isLegacyHAL(Context context, int cameraId) throws Exception {
    CameraManager manager = (CameraManager) context.getSystemService(Context.CAMERA_SERVICE);
    CameraCharacteristics characteristics = manager.getCameraCharacteristics(Integer.toString(cameraId));
    return characteristics.get(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL) == CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY;
}

Example 90 with CameraCharacteristics

use of android.hardware.camera2.CameraCharacteristics in project android_frameworks_base by crdroidandroid.

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;
}