Example usage for android.hardware.camera2 CaptureResult getFrameNumber

Introduction

In this page you can find the example usage for android.hardware.camera2 CaptureResult getFrameNumber.

Prototype

public long getFrameNumber() 

Source Link

Document

Get the frame number associated with this result.

Usage

From source file:com.obviousengine.android.focus.ZslFocusCamera.java

/**
 * Instantiates a new camera based on Camera 2 API.
 *
 * @param device The underlying Camera 2 device.
 * @param characteristics The device's characteristics.
 * @param pictureSize the size of the final image to be taken.
 *///from   w w w  .  ja v a 2 s . co  m
ZslFocusCamera(CameraDevice device, CameraCharacteristics characteristics, Size pictureSize) {
    Timber.v("Creating new ZslFocusCamera");

    this.device = device;
    this.characteristics = characteristics;
    fullSizeAspectRatio = calculateFullSizeAspectRatio(characteristics);

    cameraThread = new HandlerThread("FocusCamera");
    // If this thread stalls, it will delay viewfinder frames.
    cameraThread.setPriority(Thread.MAX_PRIORITY);
    cameraThread.start();
    cameraHandler = new Handler(cameraThread.getLooper());

    cameraListenerThread = new HandlerThread("FocusCamera-Listener");
    cameraListenerThread.start();
    cameraListenerHandler = new Handler(cameraListenerThread.getLooper());

    // TODO: Encoding on multiple cores results in preview jank due to
    // excessive GC.
    int numEncodingCores = Utils.getNumCpuCores();
    imageSaverThreadPool = new ThreadPoolExecutor(numEncodingCores, numEncodingCores, 10, TimeUnit.SECONDS,
            new LinkedBlockingQueue<Runnable>());

    captureManager = new ImageCaptureManager(MAX_CAPTURE_IMAGES, cameraListenerHandler, imageSaverThreadPool);
    captureManager.setCaptureReadyListener(new ImageCaptureManager.CaptureReadyListener() {
        @Override
        public void onReadyStateChange(boolean capturePossible) {
            readyStateManager.setInput(ReadyStateRequirement.CAPTURE_MANAGER_READY, capturePossible);
        }
    });

    // Listen for changes to auto focus state and dispatch to
    // focusStateListener.
    captureManager.addMetadataChangeListener(CaptureResult.CONTROL_AF_STATE,
            new ImageCaptureManager.MetadataChangeListener() {
                @Override
                public void onImageMetadataChange(Key<?> key, Object oldValue, Object newValue,
                        CaptureResult result) {
                    if (focusStateListener == null) {
                        return;
                    }
                    focusStateListener.onFocusStatusUpdate(
                            AutoFocusHelper.stateFromCamera2State(result.get(CaptureResult.CONTROL_AF_STATE)),
                            result.getFrameNumber());
                }
            });

    // Allocate the image reader to store all images received from the
    // camera.
    if (pictureSize == null) {
        // TODO The default should be selected by the caller, and
        // pictureSize should never be null.
        pictureSize = getDefaultPictureSize();
    }
    captureImageReader = ImageReader.newInstance(pictureSize.getWidth(), pictureSize.getHeight(),
            CAPTURE_IMAGE_FORMAT, MAX_CAPTURE_IMAGES);

    captureImageReader.setOnImageAvailableListener(captureManager, cameraHandler);
    mediaActionSound.load(MediaActionSound.SHUTTER_CLICK);
}

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From source file:com.android.camera.one.v2.OneCameraZslImpl.java

/**
 * Instantiates a new camera based on Camera 2 API.
 *
 * @param device The underlying Camera 2 device.
 * @param characteristics The device's characteristics.
 * @param pictureSize the size of the final image to be taken.
 *//*from   w  w  w  . j  a va 2  s .com*/
OneCameraZslImpl(CameraDevice device, CameraCharacteristics characteristics, Size pictureSize) {
    Log.v(TAG, "Creating new OneCameraZslImpl");

    mDevice = device;
    mCharacteristics = characteristics;
    mLensRange = LensRangeCalculator.getDiopterToRatioCalculator(characteristics);
    mDirection = new CameraDirectionProvider(mCharacteristics);
    mFullSizeAspectRatio = calculateFullSizeAspectRatio(characteristics);

    mCameraThread = new HandlerThread("OneCamera2");
    // If this thread stalls, it will delay viewfinder frames.
    mCameraThread.setPriority(Thread.MAX_PRIORITY);
    mCameraThread.start();
    mCameraHandler = new Handler(mCameraThread.getLooper());

    mCameraListenerThread = new HandlerThread("OneCamera2-Listener");
    mCameraListenerThread.start();
    mCameraListenerHandler = new Handler(mCameraListenerThread.getLooper());

    // TODO: Encoding on multiple cores results in preview jank due to
    // excessive GC.
    int numEncodingCores = CameraUtil.getNumCpuCores();
    mImageSaverThreadPool = new ThreadPoolExecutor(numEncodingCores, numEncodingCores, 10, TimeUnit.SECONDS,
            new LinkedBlockingQueue<Runnable>());

    mCaptureManager = new ImageCaptureManager(MAX_CAPTURE_IMAGES, mCameraListenerHandler,
            mImageSaverThreadPool);
    mCaptureManager.setCaptureReadyListener(new ImageCaptureManager.CaptureReadyListener() {
        @Override
        public void onReadyStateChange(boolean capturePossible) {
            mReadyStateManager.setInput(ReadyStateRequirement.CAPTURE_MANAGER_READY, capturePossible);
        }
    });

    // Listen for changes to auto focus state and dispatch to
    // mFocusStateListener.
    mCaptureManager.addMetadataChangeListener(CaptureResult.CONTROL_AF_STATE,
            new ImageCaptureManager.MetadataChangeListener() {
                @Override
                public void onImageMetadataChange(Key<?> key, Object oldValue, Object newValue,
                        CaptureResult result) {
                    FocusStateListener listener = mFocusStateListener;
                    if (listener != null) {
                        listener.onFocusStatusUpdate(AutoFocusHelper.stateFromCamera2State(
                                result.get(CaptureResult.CONTROL_AF_STATE)), result.getFrameNumber());
                    }
                }
            });

    // Allocate the image reader to store all images received from the
    // camera.
    if (pictureSize == null) {
        // TODO The default should be selected by the caller, and
        // pictureSize should never be null.
        pictureSize = getDefaultPictureSize();
    }
    mCaptureImageReader = ImageReader.newInstance(pictureSize.getWidth(), pictureSize.getHeight(),
            sCaptureImageFormat, MAX_CAPTURE_IMAGES);

    mCaptureImageReader.setOnImageAvailableListener(mCaptureManager, mCameraHandler);
    mMediaActionSound.load(MediaActionSound.SHUTTER_CLICK);
}

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