Examples with HybridBinarizer com.google.zxing.common.HybridBinarizer used on opensource projects

Example 16 with HybridBinarizer

use of com.google.zxing.common.HybridBinarizer in project zxingfragmentlib by mitoyarzun.

the class DecodeHandler method decode.

/**
   * Decode the data within the viewfinder rectangle, and time how long it took. For efficiency,
   * reuse the same reader objects from one decode to the next.
   *
   * @param data   The YUV preview frame.
   * @param width  The width of the preview frame.
   * @param height The height of the preview frame.
   */
private void decode(byte[] data, int width, int height) {
    long start = System.currentTimeMillis();
    Result rawResult = null;
    PlanarYUVLuminanceSource source = fragment.getCameraManager().buildLuminanceSource(data, width, height);
    if (source != null) {
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        try {
            rawResult = multiFormatReader.decodeWithState(bitmap);
        } catch (ReaderException re) {
        // continue
        } finally {
            multiFormatReader.reset();
        }
    }
    Handler handler = fragment.getHandler();
    if (rawResult != null) {
        // Don't log the barcode contents for security.
        long end = System.currentTimeMillis();
        Log.d(TAG, "Found barcode in " + (end - start) + " ms");
        if (handler != null) {
            Message message = Message.obtain(handler, IConstants.DECODE_SUCCEDED, rawResult);
            Bundle bundle = new Bundle();
            bundleThumbnail(source, bundle);
            message.setData(bundle);
            message.sendToTarget();
        }
    } else {
        if (handler != null) {
            Message message = Message.obtain(handler, IConstants.DECODE_FAILED);
            message.sendToTarget();
        }
    }
}

Example 17 with HybridBinarizer

use of com.google.zxing.common.HybridBinarizer in project titanium-barcode by mwaylabs.

the class DecodeThread method decode.

/**
	 * Decode the data within the viewfinder rectangle, and time how long it
	 * took. For efficiency, reuse the same reader objects from one decode to
	 * the next.
	 * 
	 * @param data
	 *            The YUV preview frame.
	 * @param width
	 *            The width of the preview frame.
	 * @param height
	 *            The height of the preview frame.
	 */
private void decode(byte[] data, int width, int height) {
    long start = System.currentTimeMillis();
    Result rawResult = null;
    PlanarYUVLuminanceSource source = CameraManager.get().buildLuminanceSource(data, width, height);
    BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
    try {
        rawResult = multiFormatReader.decodeWithState(bitmap);
    } catch (ReaderException re) {
        // Log and continue
        Log.d("DecodeThread", re.toString());
    } finally {
        multiFormatReader.reset();
    }
    if (rawResult != null) {
        long end = System.currentTimeMillis();
        Log.v(TAG, "Found barcode (" + (end - start) + " ms):\n" + rawResult.toString());
        Message message = Message.obtain(activity.getHandler(), Id.DECODE_SUCCEEDED, rawResult);
        Bundle bundle = new Bundle();
        bundle.putParcelable(BARCODE_BITMAP, source.renderCroppedGreyscaleBitmap());
        message.setData(bundle);
        message.sendToTarget();
    } else {
        Message message = Message.obtain(activity.getHandler(), Id.DECODE_FAILED);
        message.sendToTarget();
    }
}

Example 18 with HybridBinarizer

use of com.google.zxing.common.HybridBinarizer in project QRCode by 5peak2me.

the class DecodeHandler method decode.

/**
	 * Decode the data within the viewfinder rectangle, and time how long it
	 * took. For efficiency, reuse the same reader objects from one decode to
	 * the next.
	 * 
	 * @param data
	 *            The YUV preview frame.
	 * @param width
	 *            The width of the preview frame.
	 * @param height
	 *            The height of the preview frame.
	 */
private void decode(byte[] data, int width, int height) {
    Size size = activity.getCameraManager().getPreviewSize();
    // 这里需要将获取的data翻转一下，因为相机默认拿的的横屏的数据
    byte[] rotatedData = new byte[data.length];
    for (int y = 0; y < size.height; y++) {
        for (int x = 0; x < size.width; x++) rotatedData[x * size.height + size.height - y - 1] = data[x + y * size.width];
    }
    // 宽高也要调整
    int tmp = size.width;
    size.width = size.height;
    size.height = tmp;
    Result rawResult = null;
    PlanarYUVLuminanceSource source = buildLuminanceSource(rotatedData, size.width, size.height);
    if (source != null) {
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        try {
            rawResult = multiFormatReader.decodeWithState(bitmap);
        } catch (ReaderException re) {
        // continue
        } finally {
            multiFormatReader.reset();
        }
    }
    Handler handler = activity.getHandler();
    if (rawResult != null) {
        // Don't log the barcode contents for security.
        if (handler != null) {
            Message message = Message.obtain(handler, R.id.decode_succeeded, rawResult);
            Bundle bundle = new Bundle();
            bundleThumbnail(source, bundle);
            message.setData(bundle);
            message.sendToTarget();
        }
    } else {
        if (handler != null) {
            Message message = Message.obtain(handler, R.id.decode_failed);
            message.sendToTarget();
        }
    }
}

Example 19 with HybridBinarizer

use of com.google.zxing.common.HybridBinarizer in project zxing by zxing.

the class DecodeHandler method decode.

/**
   * Decode the data within the viewfinder rectangle, and time how long it took. For efficiency,
   * reuse the same reader objects from one decode to the next.
   *
   * @param data   The YUV preview frame.
   * @param width  The width of the preview frame.
   * @param height The height of the preview frame.
   */
private void decode(byte[] data, int width, int height) {
    long start = System.currentTimeMillis();
    Result rawResult = null;
    PlanarYUVLuminanceSource source = activity.getCameraManager().buildLuminanceSource(data, width, height);
    if (source != null) {
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        try {
            rawResult = multiFormatReader.decodeWithState(bitmap);
        } catch (ReaderException re) {
        // continue
        } finally {
            multiFormatReader.reset();
        }
    }
    Handler handler = activity.getHandler();
    if (rawResult != null) {
        // Don't log the barcode contents for security.
        long end = System.currentTimeMillis();
        Log.d(TAG, "Found barcode in " + (end - start) + " ms");
        if (handler != null) {
            Message message = Message.obtain(handler, R.id.decode_succeeded, rawResult);
            Bundle bundle = new Bundle();
            bundleThumbnail(source, bundle);
            message.setData(bundle);
            message.sendToTarget();
        }
    } else {
        if (handler != null) {
            Message message = Message.obtain(handler, R.id.decode_failed);
            message.sendToTarget();
        }
    }
}

Example 20 with HybridBinarizer

use of com.google.zxing.common.HybridBinarizer in project zxing by zxing.

the class DecodeWorker method decode.

private Result[] decode(URI uri, Map<DecodeHintType, ?> hints) throws IOException {
    BufferedImage image = ImageReader.readImage(uri);
    LuminanceSource source;
    if (config.crop == null) {
        source = new BufferedImageLuminanceSource(image);
    } else {
        List<Integer> crop = config.crop;
        source = new BufferedImageLuminanceSource(image, crop.get(0), crop.get(1), crop.get(2), crop.get(3));
    }
    BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
    if (config.dumpBlackPoint) {
        dumpBlackPoint(uri, image, bitmap);
    }
    MultiFormatReader multiFormatReader = new MultiFormatReader();
    Result[] results;
    try {
        if (config.multi) {
            MultipleBarcodeReader reader = new GenericMultipleBarcodeReader(multiFormatReader);
            results = reader.decodeMultiple(bitmap, hints);
        } else {
            results = new Result[] { multiFormatReader.decode(bitmap, hints) };
        }
    } catch (NotFoundException ignored) {
        System.out.println(uri + ": No barcode found");
        return null;
    }
    if (config.brief) {
        System.out.println(uri + ": Success");
    } else {
        StringWriter output = new StringWriter();
        for (Result result : results) {
            ParsedResult parsedResult = ResultParser.parseResult(result);
            output.write(uri + " (format: " + result.getBarcodeFormat() + ", type: " + parsedResult.getType() + "):\n" + "Raw result:\n" + result.getText() + "\n" + "Parsed result:\n" + parsedResult.getDisplayResult() + "\n");
            output.write("Found " + result.getResultPoints().length + " result points.\n");
            for (int pointIndex = 0; pointIndex < result.getResultPoints().length; pointIndex++) {
                ResultPoint rp = result.getResultPoints()[pointIndex];
                output.write("  Point " + pointIndex + ": (" + rp.getX() + ',' + rp.getY() + ')');
                if (pointIndex != result.getResultPoints().length - 1) {
                    output.write('\n');
                }
            }
            output.write('\n');
        }
        System.out.println(output);
    }
    return results;
}