Examples with ImageReader android.media.ImageReader used on opensource projects

Example 1 with ImageReader

use of android.media.ImageReader in project platform_frameworks_base by android.

the class Camera2SurfaceViewTestCase method createImageReader.

/**
     * Create an {@link ImageReader} object and get the surface.
     *
     * @param size The size of this ImageReader to be created.
     * @param format The format of this ImageReader to be created
     * @param maxNumImages The max number of images that can be acquired simultaneously.
     * @param listener The listener used by this ImageReader to notify callbacks.
     */
protected void createImageReader(Size size, int format, int maxNumImages, ImageReader.OnImageAvailableListener listener) throws Exception {
    closeImageReader();
    ImageReader r = makeImageReader(size, format, maxNumImages, listener, mHandler);
    mReader = r;
    mReaderSurface = r.getSurface();
}

Example 2 with ImageReader

use of android.media.ImageReader in project platform_frameworks_base by android.

the class CameraTestUtils method makeImageReader.

/**
     * Create an {@link ImageReader} object and get the surface.
     *
     * @param size The size of this ImageReader to be created.
     * @param format The format of this ImageReader to be created
     * @param maxNumImages The max number of images that can be acquired simultaneously.
     * @param listener The listener used by this ImageReader to notify callbacks.
     * @param handler The handler to use for any listener callbacks.
     */
public static ImageReader makeImageReader(Size size, int format, int maxNumImages, ImageReader.OnImageAvailableListener listener, Handler handler) {
    ImageReader reader;
    reader = ImageReader.newInstance(size.getWidth(), size.getHeight(), format, maxNumImages);
    reader.setOnImageAvailableListener(listener, handler);
    if (VERBOSE)
        Log.v(TAG, "Created ImageReader size " + size);
    return reader;
}

Example 3 with ImageReader

use of android.media.ImageReader in project android_frameworks_base by DirtyUnicorns.

the class CameraTestUtils method makeImageReader.

/**
     * Create an {@link ImageReader} object and get the surface.
     *
     * @param size The size of this ImageReader to be created.
     * @param format The format of this ImageReader to be created
     * @param maxNumImages The max number of images that can be acquired simultaneously.
     * @param listener The listener used by this ImageReader to notify callbacks.
     * @param handler The handler to use for any listener callbacks.
     */
public static ImageReader makeImageReader(Size size, int format, int maxNumImages, ImageReader.OnImageAvailableListener listener, Handler handler) {
    ImageReader reader;
    reader = ImageReader.newInstance(size.getWidth(), size.getHeight(), format, maxNumImages);
    reader.setOnImageAvailableListener(listener, handler);
    if (VERBOSE)
        Log.v(TAG, "Created ImageReader size " + size);
    return reader;
}

Example 4 with ImageReader

use of android.media.ImageReader in project android_frameworks_base by DirtyUnicorns.

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 5 with ImageReader

use of android.media.ImageReader in project android_frameworks_base by AOSPA.

the class Camera2SurfaceViewTestCase method createImageReader.

/**
     * Create an {@link ImageReader} object and get the surface.
     *
     * @param size The size of this ImageReader to be created.
     * @param format The format of this ImageReader to be created
     * @param maxNumImages The max number of images that can be acquired simultaneously.
     * @param listener The listener used by this ImageReader to notify callbacks.
     */
protected void createImageReader(Size size, int format, int maxNumImages, ImageReader.OnImageAvailableListener listener) throws Exception {
    closeImageReader();
    ImageReader r = makeImageReader(size, format, maxNumImages, listener, mHandler);
    mReader = r;
    mReaderSurface = r.getSurface();
}