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

Example 76 with CaptureRequest

use of android.hardware.camera2.CaptureRequest in project platform_frameworks_base by android.

the class Camera2ReprocessCaptureTest method submitMixedCaptureBurstRequest.

/**
     * Submit a burst request mixed with regular and reprocess requests.
     *
     * @param outputs An array of output surfaces. One output surface will be used in one request
     *                so the length of the array is the number of requests in a burst request.
     * @param inputResults An array of input results. If it's null, all requests are regular
     *                     requests. If an element is null, that element represents a regular
     *                     request. If an element if not null, that element represents a reprocess
     *                     request.
     *
     */
private TotalCaptureResult[] submitMixedCaptureBurstRequest(Surface[] outputs, TotalCaptureResult[] inputResults) throws Exception {
    if (outputs == null || outputs.length <= 0) {
        throw new IllegalArgumentException("outputs must have at least 1 surface");
    } else if (inputResults != null && inputResults.length != outputs.length) {
        throw new IllegalArgumentException("The lengths of outputs and inputResults " + "don't match");
    }
    int numReprocessCaptures = 0;
    SimpleCaptureCallback captureCallback = new SimpleCaptureCallback();
    ArrayList<CaptureRequest> captureRequests = new ArrayList<>(outputs.length);
    // is based on inputResults array.
    for (int i = 0; i < outputs.length; i++) {
        CaptureRequest.Builder builder;
        boolean isReprocess = (inputResults != null && inputResults[i] != null);
        if (isReprocess) {
            builder = mCamera.createReprocessCaptureRequest(inputResults[i]);
            numReprocessCaptures++;
        } else {
            builder = mCamera.createCaptureRequest(CAPTURE_TEMPLATE);
        }
        builder.addTarget(outputs[i]);
        CaptureRequest request = builder.build();
        assertTrue("Capture request reprocess type " + request.isReprocess() + " is wrong.", request.isReprocess() == isReprocess);
        captureRequests.add(request);
    }
    if (captureRequests.size() == 1) {
        mSession.capture(captureRequests.get(0), captureCallback, mHandler);
    } else {
        mSession.captureBurst(captureRequests, captureCallback, mHandler);
    }
    TotalCaptureResult[] results;
    if (numReprocessCaptures == 0 || numReprocessCaptures == outputs.length) {
        results = new TotalCaptureResult[outputs.length];
        // If the requests are not mixed, they should come in order.
        for (int i = 0; i < results.length; i++) {
            results[i] = captureCallback.getTotalCaptureResultForRequest(captureRequests.get(i), CAPTURE_TIMEOUT_FRAMES);
        }
    } else {
        // If the requests are mixed, they may not come in order.
        results = captureCallback.getTotalCaptureResultsForRequests(captureRequests, CAPTURE_TIMEOUT_FRAMES * captureRequests.size());
    }
    // make sure all input surfaces are released.
    for (int i = 0; i < numReprocessCaptures; i++) {
        mImageWriterListener.waitForImageReleased(CAPTURE_TIMEOUT_MS);
    }
    return results;
}

Example 77 with CaptureRequest

use of android.hardware.camera2.CaptureRequest in project platform_frameworks_base by android.

the class Camera2StillCaptureTest method takePictureTestByCamera.

/**
     * Take a picture for a given set of 3A regions for a particular camera.
     * <p>
     * Before take a still capture, it triggers an auto focus and lock it first,
     * then wait for AWB to converge and lock it, then trigger a precapture
     * metering sequence and wait for AE converged. After capture is received, the
     * capture result and image are validated. If {@code addAeTriggerCancel} is true,
     * a precapture trigger cancel will be inserted between two adjacent triggers, which
     * should effective cancel the first trigger.
     * </p>
     *
     * @param aeRegions AE regions for this capture
     * @param awbRegions AWB regions for this capture
     * @param afRegions AF regions for this capture
     * @param addAeTriggerCancel If a AE precapture trigger cancel is sent after the trigger.
     */
private void takePictureTestByCamera(MeteringRectangle[] aeRegions, MeteringRectangle[] awbRegions, MeteringRectangle[] afRegions, boolean addAeTriggerCancel) throws Exception {
    boolean hasFocuser = mStaticInfo.hasFocuser();
    Size maxStillSz = mOrderedStillSizes.get(0);
    Size maxPreviewSz = mOrderedPreviewSizes.get(0);
    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);
    prepareStillCaptureAndStartPreview(previewRequest, stillRequest, maxPreviewSz, maxStillSz, resultListener, imageListener);
    // Set AE mode to ON_AUTO_FLASH if flash is available.
    if (mStaticInfo.hasFlash()) {
        previewRequest.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
        stillRequest.set(CaptureRequest.CONTROL_AE_MODE, CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
    }
    Camera2Focuser focuser = null;
    /**
         * Step 1: trigger an auto focus run, and wait for AF locked.
         */
    boolean canSetAfRegion = hasFocuser && (afRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AF_INDEX);
    if (hasFocuser) {
        SimpleAutoFocusListener afListener = new SimpleAutoFocusListener();
        focuser = new Camera2Focuser(mCamera, mSession, mPreviewSurface, afListener, mStaticInfo.getCharacteristics(), mHandler);
        if (canSetAfRegion) {
            stillRequest.set(CaptureRequest.CONTROL_AF_REGIONS, afRegions);
        }
        focuser.startAutoFocus(afRegions);
        afListener.waitForAutoFocusDone(WAIT_FOR_FOCUS_DONE_TIMEOUT_MS);
    }
    /**
         * Have to get the current AF mode to be used for other 3A repeating
         * request, otherwise, the new AF mode in AE/AWB request could be
         * different with existing repeating requests being sent by focuser,
         * then it could make AF unlocked too early. Beside that, for still
         * capture, AF mode must not be different with the one in current
         * repeating request, otherwise, the still capture itself would trigger
         * an AF mode change, and the AF lock would be lost for this capture.
         */
    int currentAfMode = CaptureRequest.CONTROL_AF_MODE_OFF;
    if (hasFocuser) {
        currentAfMode = focuser.getCurrentAfMode();
    }
    previewRequest.set(CaptureRequest.CONTROL_AF_MODE, currentAfMode);
    stillRequest.set(CaptureRequest.CONTROL_AF_MODE, currentAfMode);
    /**
         * Step 2: AF is already locked, wait for AWB converged, then lock it.
         */
    resultListener = new SimpleCaptureCallback();
    boolean canSetAwbRegion = (awbRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AWB_INDEX);
    if (canSetAwbRegion) {
        previewRequest.set(CaptureRequest.CONTROL_AWB_REGIONS, awbRegions);
        stillRequest.set(CaptureRequest.CONTROL_AWB_REGIONS, awbRegions);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    if (mStaticInfo.isHardwareLevelLimitedOrBetter()) {
        waitForResultValue(resultListener, CaptureResult.CONTROL_AWB_STATE, CaptureResult.CONTROL_AWB_STATE_CONVERGED, NUM_RESULTS_WAIT_TIMEOUT);
    } else {
        // LEGACY Devices don't have the AWB_STATE reported in results, so just wait
        waitForSettingsApplied(resultListener, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
    }
    boolean canSetAwbLock = mStaticInfo.isAwbLockSupported();
    if (canSetAwbLock) {
        previewRequest.set(CaptureRequest.CONTROL_AWB_LOCK, true);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AWB mode in result and request should be same", previewRequest.get(CaptureRequest.CONTROL_AWB_MODE), result.get(CaptureResult.CONTROL_AWB_MODE));
    if (canSetAwbRegion) {
        MeteringRectangle[] resultAwbRegions = getValueNotNull(result, CaptureResult.CONTROL_AWB_REGIONS);
        mCollector.expectEquals("AWB regions in result and request should be same", awbRegions, resultAwbRegions);
    }
    /**
         * Step 3: trigger an AE precapture metering sequence and wait for AE converged.
         */
    resultListener = new SimpleCaptureCallback();
    boolean canSetAeRegion = (aeRegions != null) && isRegionsSupportedFor3A(MAX_REGIONS_AE_INDEX);
    if (canSetAeRegion) {
        previewRequest.set(CaptureRequest.CONTROL_AE_REGIONS, aeRegions);
        stillRequest.set(CaptureRequest.CONTROL_AE_REGIONS, aeRegions);
    }
    mSession.setRepeatingRequest(previewRequest.build(), resultListener, mHandler);
    previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
    mSession.capture(previewRequest.build(), resultListener, mHandler);
    if (addAeTriggerCancel) {
        // Cancel the current precapture trigger, then send another trigger.
        // The camera device should behave as if the first trigger is not sent.
        // Wait one request to make the trigger start doing something before cancel.
        waitForNumResults(resultListener, /*numResultsWait*/
        1);
        previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL);
        mSession.capture(previewRequest.build(), resultListener, mHandler);
        waitForResultValue(resultListener, CaptureResult.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureResult.CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
        // Issue another trigger
        previewRequest.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START);
        mSession.capture(previewRequest.build(), resultListener, mHandler);
    }
    waitForAeStable(resultListener, NUM_FRAMES_WAITED_FOR_UNKNOWN_LATENCY);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResult(WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AE mode in result and request should be same", previewRequest.get(CaptureRequest.CONTROL_AE_MODE), result.get(CaptureResult.CONTROL_AE_MODE));
    if (canSetAeRegion) {
        MeteringRectangle[] resultAeRegions = getValueNotNull(result, CaptureResult.CONTROL_AE_REGIONS);
        mCollector.expectMeteringRegionsAreSimilar("AE regions in result and request should be similar", aeRegions, resultAeRegions, METERING_REGION_ERROR_PERCENT_DELTA);
    }
    /**
         * Step 4: take a picture when all 3A are in good state.
         */
    resultListener = new SimpleCaptureCallback();
    CaptureRequest request = stillRequest.build();
    mSession.capture(request, resultListener, mHandler);
    // Validate the next result immediately for region and mode.
    result = resultListener.getCaptureResultForRequest(request, WAIT_FOR_RESULT_TIMEOUT_MS);
    mCollector.expectEquals("AF mode in result and request should be same", stillRequest.get(CaptureRequest.CONTROL_AF_MODE), result.get(CaptureResult.CONTROL_AF_MODE));
    if (canSetAfRegion) {
        MeteringRectangle[] resultAfRegions = getValueNotNull(result, CaptureResult.CONTROL_AF_REGIONS);
        mCollector.expectMeteringRegionsAreSimilar("AF regions in result and request should be similar", afRegions, resultAfRegions, METERING_REGION_ERROR_PERCENT_DELTA);
    }
    if (hasFocuser) {
        // Unlock auto focus.
        focuser.cancelAutoFocus();
    }
    // validate image
    Image image = imageListener.getImage(CAPTURE_IMAGE_TIMEOUT_MS);
    validateJpegCapture(image, maxStillSz);
    // Free image resources
    image.close();
    stopPreview();
}

Example 78 with CaptureRequest

use of android.hardware.camera2.CaptureRequest in project platform_frameworks_base by android.

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 79 with CaptureRequest

use of android.hardware.camera2.CaptureRequest in project platform_frameworks_base by android.

the class CameraDeviceBinderTest method testSubmitBadRequest.

@SmallTest
public void testSubmitBadRequest() throws Exception {
    CaptureRequest.Builder builder = createDefaultBuilder(/* needStream */
    false);
    CaptureRequest request1 = builder.build();
    try {
        SubmitInfo requestInfo = mCameraUser.submitRequest(request1, /* streaming */
        false);
        fail("Exception expected");
    } catch (ServiceSpecificException e) {
        assertEquals("Expected submitRequest to throw ServiceSpecificException with BAD_VALUE " + "since we had 0 surface targets set.", ICameraService.ERROR_ILLEGAL_ARGUMENT, e.errorCode);
    }
    builder.addTarget(mSurface);
    CaptureRequest request2 = builder.build();
    try {
        SubmitInfo requestInfo = mCameraUser.submitRequest(request2, /* streaming */
        false);
        fail("Exception expected");
    } catch (ServiceSpecificException e) {
        assertEquals("Expected submitRequest to throw ILLEGAL_ARGUMENT " + "ServiceSpecificException since the target wasn't registered with createStream.", ICameraService.ERROR_ILLEGAL_ARGUMENT, e.errorCode);
    }
}

Example 80 with CaptureRequest

use of android.hardware.camera2.CaptureRequest in project platform_frameworks_base by android.

the class CameraDeviceBinderTest method testSubmitGoodRequest.

@SmallTest
public void testSubmitGoodRequest() throws Exception {
    CaptureRequest.Builder builder = createDefaultBuilder(/* needStream */
    true);
    CaptureRequest request = builder.build();
    // Submit valid request twice.
    SubmitInfo requestInfo1 = submitCameraRequest(request, /* streaming */
    false);
    SubmitInfo requestInfo2 = submitCameraRequest(request, /* streaming */
    false);
    assertNotSame("Request IDs should be unique for multiple requests", requestInfo1.getRequestId(), requestInfo2.getRequestId());
}