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

Example 26 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project ngtesting-platform by aaronchen2k.

the class QrcodeServiceImpl method decode.

@Override
public JSONObject decode(String filePath) {
    BufferedImage image;
    try {
        image = ImageIO.read(new File(filePath));
        LuminanceSource source = new BufferedImageLuminanceSource(image);
        Binarizer binarizer = new HybridBinarizer(source);
        BinaryBitmap binaryBitmap = new BinaryBitmap(binarizer);
        Map<DecodeHintType, Object> hints = new HashMap<DecodeHintType, Object>();
        hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
        Result result = new MultiFormatReader().decode(binaryBitmap, hints);
        System.out.println(result.getText());
        JSONObject content = JSONObject.parseObject(result.getText());
        System.out.println("encode： " + result.getBarcodeFormat());
        return content;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

Example 27 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project zxing by yuzhiqiang1993.

the class DecodeImgThread method run.

@Override
public void run() {
    super.run();
    if (TextUtils.isEmpty(imgPath) || callback == null) {
        return;
    }
    /**
     * 对图片进行裁剪，防止oom
     */
    BitmapFactory.Options options = new BitmapFactory.Options();
    // 先获取原大小
    options.inJustDecodeBounds = true;
    scanBitmap = BitmapFactory.decodeFile(imgPath, options);
    // 获取新的大小
    options.inJustDecodeBounds = false;
    int sampleSize = (int) (options.outHeight / (float) 400);
    if (sampleSize <= 0)
        sampleSize = 1;
    options.inSampleSize = sampleSize;
    scanBitmap = BitmapFactory.decodeFile(imgPath, options);
    MultiFormatReader multiFormatReader = new MultiFormatReader();
    // 解码的参数
    Hashtable<DecodeHintType, Object> hints = new Hashtable<DecodeHintType, Object>(2);
    // 可以解析的编码类型
    Vector<BarcodeFormat> decodeFormats = new Vector<BarcodeFormat>();
    if (decodeFormats == null || decodeFormats.isEmpty()) {
        decodeFormats = new Vector<BarcodeFormat>();
        // 扫描的类型  一维码和二维码
        decodeFormats.addAll(DecodeFormatManager.ONE_D_FORMATS);
        decodeFormats.addAll(DecodeFormatManager.QR_CODE_FORMATS);
        decodeFormats.addAll(DecodeFormatManager.DATA_MATRIX_FORMATS);
    }
    hints.put(DecodeHintType.POSSIBLE_FORMATS, decodeFormats);
    // 设置解析的字符编码格式为UTF8
    hints.put(DecodeHintType.CHARACTER_SET, "UTF8");
    // 设置解析配置参数
    multiFormatReader.setHints(hints);
    // 开始对图像资源解码
    Result rawResult = null;
    try {
        rawResult = multiFormatReader.decodeWithState(new BinaryBitmap(new HybridBinarizer(new BitmapLuminanceSource(scanBitmap))));
        Log.i("解析结果", rawResult.getText());
    } catch (Exception e) {
        e.printStackTrace();
    // Log.i("解析的图片结果","失败");
    }
    if (rawResult != null) {
        callback.onImageDecodeSuccess(rawResult);
    } else {
        callback.onImageDecodeFailed();
    }
}

Example 28 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project wechat by dllwh.

the class QrcodeUtilHelper method decode.

/**
 * @方法描述: 解析二维码
 * @创建者: 独泪了无痕
 * @创建时间: 2016年2月26日 下午6:03:54
 * @param imgPath
 *            二维码路径
 * @return 返回解析后的内容
 */
public static String decode(String imgPath) {
    if (StringUtils.isBlank(imgPath)) {
        System.out.println("尚未找到想要解析的图片");
        return "";
    }
    BufferedImage image;
    Result result;
    try {
        image = ImageIO.read(new File(imgPath));
        LuminanceSource source = new BufferedImageLuminanceSource(image);
        BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        Hashtable<DecodeHintType, Object> hints = new Hashtable<DecodeHintType, Object>();
        // 解码设置编码方式为：GBK
        hints.put(DecodeHintType.CHARACTER_SET, "GBK");
        result = new MultiFormatReader().decode(bitmap, hints);
        // 对图像进行解码
        String resultStr = result.getText();
        return resultStr;
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } catch (NotFoundException nfe) {
        nfe.printStackTrace();
    }
    return "";
}

Example 29 with BinaryBitmap

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

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;
    // modify here
    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];
    }
    // Here we are swapping, that's the difference to #11
    int tmp = width;
    width = height;
    height = tmp;
    PlanarYUVLuminanceSource source = CameraManager.get().buildLuminanceSource(rotatedData, width, height);
    BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
    try {
        rawResult = multiFormatReader.decodeWithState(bitmap);
    } catch (ReaderException re) {
    // continue
    } finally {
        multiFormatReader.reset();
    }
    if (rawResult != null) {
        long end = System.currentTimeMillis();
        Log.d(TAG, "Found barcode (" + (end - start) + " ms):\n" + rawResult.toString());
        Message message = Message.obtain(activity.getHandler(), R.id.decode_succeeded, rawResult);
        Bundle bundle = new Bundle();
        bundle.putParcelable(DecodeThread.BARCODE_BITMAP, source.renderCroppedGreyscaleBitmap());
        message.setData(bundle);
        // Log.d(TAG, "Sending decode succeeded message...");
        message.sendToTarget();
    } else {
        Message message = Message.obtain(activity.getHandler(), R.id.decode_failed);
        message.sendToTarget();
    }
}

Example 30 with BinaryBitmap

use of com.google.zxing.BinaryBitmap in project Resurrection_packages_apps_Settings by ResurrectionRemix.

the class QrCameraTest method testDecode_unicodePictureCaptured_QrCodeCorrectValue.

@Test
public void testDecode_unicodePictureCaptured_QrCodeCorrectValue() {
    final String unicodeTest = "中文測試";
    try {
        final Bitmap bmp = QrCodeGenerator.encodeQrCode(unicodeTest, 320);
        final int[] intArray = new int[bmp.getWidth() * bmp.getHeight()];
        bmp.getPixels(intArray, 0, bmp.getWidth(), 0, 0, bmp.getWidth(), bmp.getHeight());
        LuminanceSource source = new RGBLuminanceSource(bmp.getWidth(), bmp.getHeight(), intArray);
        final BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
        mCamera.decodeImage(bitmap);
        bmp.recycle();
    } catch (WriterException e) {
    }
    assertThat(mQrCode).isEqualTo(unicodeTest);
}