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

Example 56 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project collect by opendatakit.

the class QRCodeUtils method getBinaryBitmap.

@NonNull
private static BinaryBitmap getBinaryBitmap(Bitmap bitmap) {
    int[] intArray = new int[bitmap.getWidth() * bitmap.getHeight()];
    // copy pixel data from bitmap into the array
    bitmap.getPixels(intArray, 0, bitmap.getWidth(), 0, 0, bitmap.getWidth(), bitmap.getHeight());
    LuminanceSource source = new RGBLuminanceSource(bitmap.getWidth(), bitmap.getHeight(), intArray);
    return new BinaryBitmap(new HybridBinarizer(source));
}

Example 57 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project android-zxing by PearceXu.

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 58 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project barcodescanner by dm77.

the class ZXingScannerView method onPreviewFrame.

@Override
public void onPreviewFrame(byte[] data, Camera camera) {
    if (mResultHandler == null) {
        return;
    }
    try {
        Camera.Parameters parameters = camera.getParameters();
        Camera.Size size = parameters.getPreviewSize();
        int width = size.width;
        int height = size.height;
        if (DisplayUtils.getScreenOrientation(getContext()) == Configuration.ORIENTATION_PORTRAIT) {
            int rotationCount = getRotationCount();
            if (rotationCount == 1 || rotationCount == 3) {
                int tmp = width;
                width = height;
                height = tmp;
            }
            data = getRotatedData(data, camera);
        }
        Result rawResult = null;
        PlanarYUVLuminanceSource source = buildLuminanceSource(data, width, height);
        if (source != null) {
            BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
            try {
                rawResult = mMultiFormatReader.decodeWithState(bitmap);
            } catch (ReaderException re) {
            // continue
            } catch (NullPointerException npe) {
            // This is terrible
            } catch (ArrayIndexOutOfBoundsException aoe) {
            } finally {
                mMultiFormatReader.reset();
            }
            if (rawResult == null) {
                LuminanceSource invertedSource = source.invert();
                bitmap = new BinaryBitmap(new HybridBinarizer(invertedSource));
                try {
                    rawResult = mMultiFormatReader.decodeWithState(bitmap);
                } catch (NotFoundException e) {
                // continue
                } finally {
                    mMultiFormatReader.reset();
                }
            }
        }
        final Result finalRawResult = rawResult;
        if (finalRawResult != null) {
            Handler handler = new Handler(Looper.getMainLooper());
            handler.post(new Runnable() {

                @Override
                public void run() {
                    // Stopping the preview can take a little long.
                    // So we want to set result handler to null to discard subsequent calls to
                    // onPreviewFrame.
                    ResultHandler tmpResultHandler = mResultHandler;
                    mResultHandler = null;
                    stopCameraPreview();
                    if (tmpResultHandler != null) {
                        tmpResultHandler.handleResult(finalRawResult);
                    }
                }
            });
        } else {
            camera.setOneShotPreviewCallback(this);
        }
    } catch (RuntimeException e) {
        // TODO: Terrible hack. It is possible that this method is invoked after camera is released.
        Log.e(TAG, e.toString(), e);
    }
}

Example 59 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project portal by ixinportal.

the class parseQRCodeTool method parseQRCode.

/**
 * 解析指定路径下的二维码图片
 *
 * @param filePath 二维码图片路径
 * @return
 */
public static String[] parseQRCode(File PDFImageFile) throws Exception {
    BufferedImage image = ImageIO.read(PDFImageFile);
    LuminanceSource source = new BufferedImageLuminanceSource(image);
    Binarizer binarizer = new HybridBinarizer(source);
    BinaryBitmap binaryBitmap = new BinaryBitmap(binarizer);
    Map<DecodeHintType, Object> hints = new HashMap<>();
    hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
    MultiFormatReader formatReader = new MultiFormatReader();
    Result result = formatReader.decode(binaryBitmap, hints);
    String[] eInvoiceInfo = getEinvoiceInfo(result.getText());
    return eInvoiceInfo;
}

Example 60 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project SmartMesh_Android by SmartMeshFoundation.

the class CaptureActivity method scanningImage.

/**
 * Scan the qr code image method
 */
public Result scanningImage(String path) {
    if (TextUtils.isEmpty(path)) {
        return null;
    }
    Hashtable<DecodeHintType, String> hints = new Hashtable<DecodeHintType, String>();
    // Set the qr code coding content
    hints.put(DecodeHintType.CHARACTER_SET, "UTF8");
    BitmapFactory.Options options = new BitmapFactory.Options();
    // To obtain the original size
    options.inJustDecodeBounds = true;
    scanBitmap = BitmapFactory.decodeFile(path, options);
    // To get the new size
    options.inJustDecodeBounds = false;
    int sampleSize = (int) (options.outHeight / (float) 200);
    if (sampleSize <= 0)
        sampleSize = 1;
    options.inSampleSize = sampleSize;
    scanBitmap = BitmapFactory.decodeFile(path, options);
    RGBLuminanceSource source = new RGBLuminanceSource(scanBitmap);
    BinaryBitmap bitmap1 = new BinaryBitmap(new HybridBinarizer(source));
    QRCodeReader reader = new QRCodeReader();
    try {
        return reader.decode(bitmap1, hints);
    } catch (NotFoundException e) {
        e.printStackTrace();
    } catch (ChecksumException e) {
        e.printStackTrace();
    } catch (FormatException e) {
        e.printStackTrace();
    }
    return null;
}