Examples with BinaryBitmap com.google.zxing.BinaryBitmap used on opensource projects

Example 71 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project incubator-weex by apache.

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);
    byte[] rotatedData = new byte[data.length];
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) rotatedData[x * height + height - y - 1] = data[x + y * width];
    }
    int tmp = width;
    width = height;
    height = tmp;
    PlanarYUVLuminanceSource source = activity.getCameraManager().buildLuminanceSource(rotatedData, 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 72 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project keepass2android by PhilippC.

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) {
    byte[] rotatedData = new byte[data.length];
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) rotatedData[x * height + height - y - 1] = data[x + y * width];
    }
    int tmp = width;
    width = height;
    height = tmp;
    data = rotatedData;
    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 73 with BinaryBitmap

use of com.google.zxing.BinaryBitmap 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 74 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project QrCodeScanner by ekibun.

the class Decoder method decode.

public static Result decode(byte[] data, int width, int height, Rect crop) {
    Result result = null;
    try {
        Hashtable<DecodeHintType, Object> hints = new Hashtable<>();
        hints.put(DecodeHintType.CHARACTER_SET, "ISO-8859-1");
        hints.put(DecodeHintType.TRY_HARDER, Boolean.TRUE);
        hints.put(DecodeHintType.POSSIBLE_FORMATS, BarcodeFormat.QR_CODE);
        /*
            Collection<BarcodeFormat> barcodeFormats = new ArrayList<>();
            barcodeFormats.add(BarcodeFormat.QR_CODE);
            barcodeFormats.add(BarcodeFormat.CODE_39);
            barcodeFormats.add(BarcodeFormat.CODE_93);
            barcodeFormats.add(BarcodeFormat.CODE_128);
            hints.put(DecodeHintType.POSSIBLE_FORMATS, barcodeFormats);*/
        PlanarYUVLuminanceSource source = new PlanarYUVLuminanceSource(data, width, height, crop.left, crop.top, crop.width(), crop.height(), false);
        // BinaryBitmap bitmap1 = new BinaryBitmap(new GlobalHistogramBinarizer(source));
        BinaryBitmap bitmap1 = new BinaryBitmap(new HybridBinarizer(source));
        result = new QRCodeReader().decode(bitmap1, hints);
    } catch (NotFoundException e) {
    // e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

Example 75 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project HL4A by HL4A.

the class 二维码 method 同步解析.

public static 返回值<String> 同步解析(Bitmap $图片) {
    MultiFormatReader $解析器 = new MultiFormatReader();
    // 解码的参数
    Hashtable<DecodeHintType, Object> $设置 = new Hashtable<DecodeHintType, Object>(2);
    // 可以解析的编码类型
    无序集合<BarcodeFormat> $所有格式 = new 无序集合<BarcodeFormat>(反射.取所有枚举(BarcodeFormat.class));
    $设置.put(DecodeHintType.POSSIBLE_FORMATS, $所有格式);
    // 设置继续的字符编码格式为UTF8
    // 设置.put(DecodeHintType.CHARACTER_SET, "UTF8");
    // 设置解析配置参数
    $解析器.setHints($设置);
    try {
        return 返回值.创建($解析器.decodeWithState(new BinaryBitmap(new HybridBinarizer(new 图片源码($图片)))).getText());
    } catch (Exception $错误) {
        return 返回值.创建(null, $错误);
    }
}