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

Example 51 with Result

use of com.google.zxing.Result in project SimplifyReader by chentao0707.

the class DecodeUtils method decodeWithZxing.

public String decodeWithZxing(Bitmap bitmap) {
    MultiFormatReader multiFormatReader = new MultiFormatReader();
    multiFormatReader.setHints(changeZXingDecodeDataMode());
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int[] pixels = new int[width * height];
    bitmap.getPixels(pixels, 0, width, 0, 0, width, height);
    Result rawResult = null;
    RGBLuminanceSource source = new RGBLuminanceSource(width, height, pixels);
    if (source != null) {
        BinaryBitmap binaryBitmap = new BinaryBitmap(new HybridBinarizer(source));
        try {
            rawResult = multiFormatReader.decodeWithState(binaryBitmap);
        } catch (ReaderException re) {
        // continue
        } finally {
            multiFormatReader.reset();
        }
    }
    return rawResult != null ? rawResult.getText() : null;
}

Example 52 with Result

use of com.google.zxing.Result in project BGAQRCode-Android by bingoogolapple.

the class ZXingView method processData.

@Override
public String processData(byte[] data, int width, int height, boolean isRetry) {
    String result = null;
    Result rawResult = null;
    try {
        PlanarYUVLuminanceSource source = null;
        Rect rect = mScanBoxView.getScanBoxAreaRect(height);
        if (rect != null) {
            source = new PlanarYUVLuminanceSource(data, width, height, rect.left, rect.top, rect.width(), rect.height(), false);
        } else {
            source = new PlanarYUVLuminanceSource(data, width, height, 0, 0, width, height, false);
        }
        rawResult = mMultiFormatReader.decodeWithState(new BinaryBitmap(new HybridBinarizer(source)));
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        mMultiFormatReader.reset();
    }
    if (rawResult != null) {
        result = rawResult.getText();
    }
    return result;
}

Example 53 with Result

use of com.google.zxing.Result in project Signal-Android by WhisperSystems.

the class ScanningThread method getScannedData.

@Nullable
private String getScannedData(byte[] data, int width, int height, int orientation) {
    try {
        if (orientation == Configuration.ORIENTATION_PORTRAIT) {
            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;
        }
        PlanarYUVLuminanceSource source = new PlanarYUVLuminanceSource(data, width, height, 0, 0, width, height, false);
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        Result result = reader.decode(bitmap, hints);
        if (result != null)
            return result.getText();
    } catch (NullPointerException | ChecksumException | FormatException e) {
        Log.w(TAG, e);
    } catch (NotFoundException e) {
    // Thanks ZXing...
    }
    return null;
}

Example 54 with Result

use of com.google.zxing.Result 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 55 with Result

use of com.google.zxing.Result in project zxingfragmentlib by mitoyarzun.

the class QRCodeEncoder method encodeFromStreamExtra.

// Handles send intents from the Contacts app, retrieving a contact as a VCARD.
private void encodeFromStreamExtra(Intent intent) throws WriterException {
    format = BarcodeFormat.QR_CODE;
    Bundle bundle = intent.getExtras();
    if (bundle == null) {
        throw new WriterException("No extras");
    }
    Uri uri = bundle.getParcelable(Intent.EXTRA_STREAM);
    if (uri == null) {
        throw new WriterException("No EXTRA_STREAM");
    }
    byte[] vcard;
    String vcardString;
    InputStream stream = null;
    try {
        stream = activity.getContentResolver().openInputStream(uri);
        if (stream == null) {
            throw new WriterException("Can't open stream for " + uri);
        }
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[2048];
        int bytesRead;
        while ((bytesRead = stream.read(buffer)) > 0) {
            baos.write(buffer, 0, bytesRead);
        }
        vcard = baos.toByteArray();
        vcardString = new String(vcard, 0, vcard.length, "UTF-8");
    } catch (IOException ioe) {
        throw new WriterException(ioe);
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
            // continue
            }
        }
    }
    Log.d(TAG, "Encoding share intent content:");
    Log.d(TAG, vcardString);
    Result result = new Result(vcardString, vcard, null, BarcodeFormat.QR_CODE);
    ParsedResult parsedResult = ResultParser.parseResult(result);
    if (!(parsedResult instanceof AddressBookParsedResult)) {
        throw new WriterException("Result was not an address");
    }
    encodeQRCodeContents((AddressBookParsedResult) parsedResult);
    if (contents == null || contents.isEmpty()) {
        throw new WriterException("No content to encode");
    }
}