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

Example 1 with DecodeHintType

use of com.google.zxing.DecodeHintType in project camel by apache.

the class BarcodeDataFormatTest method testAddToHintMapDecodeHintTypeObject.

/**
     * Test of addToHintMap method, of class BarcodeDataFormat.
     */
@Test
public final void testAddToHintMapDecodeHintTypeObject() {
    DecodeHintType hintType = DecodeHintType.CHARACTER_SET;
    Object value = "UTF-8";
    BarcodeDataFormat instance = new BarcodeDataFormat();
    instance.addToHintMap(hintType, value);
    assertTrue(instance.getReaderHintMap().containsKey(hintType));
    assertEquals(instance.getReaderHintMap().get(hintType), value);
}

Example 2 with DecodeHintType

use of com.google.zxing.DecodeHintType in project camel by apache.

the class BarcodeDataFormatTest method testRemoveFromHintMapDecodeHintType.

/**
     * Test of removeFromHintMap method, of class BarcodeDataFormat.
     */
@Test
public final void testRemoveFromHintMapDecodeHintType() {
    DecodeHintType hintType = DecodeHintType.TRY_HARDER;
    BarcodeDataFormat instance = new BarcodeDataFormat();
    instance.removeFromHintMap(hintType);
    assertFalse(instance.getReaderHintMap().containsKey(hintType));
}

Example 3 with DecodeHintType

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

the class ZXingScannerView method initMultiFormatReader.

private void initMultiFormatReader() {
    Map<DecodeHintType, Object> hints = new EnumMap<DecodeHintType, Object>(DecodeHintType.class);
    hints.put(DecodeHintType.POSSIBLE_FORMATS, getFormats());
    mMultiFormatReader = new MultiFormatReader();
    mMultiFormatReader.setHints(hints);
}

Example 4 with DecodeHintType

use of com.google.zxing.DecodeHintType in project zxing-android-embedded by journeyapps.

the class DecodeHintManager method parseDecodeHints.

static Map<DecodeHintType, ?> parseDecodeHints(Uri inputUri) {
    String query = inputUri.getEncodedQuery();
    if (query == null || query.isEmpty()) {
        return null;
    }
    // Extract parameters
    Map<String, String> parameters = splitQuery(query);
    Map<DecodeHintType, Object> hints = new EnumMap<>(DecodeHintType.class);
    for (DecodeHintType hintType : DecodeHintType.values()) {
        if (hintType == DecodeHintType.CHARACTER_SET || hintType == DecodeHintType.NEED_RESULT_POINT_CALLBACK || hintType == DecodeHintType.POSSIBLE_FORMATS) {
            // This hint is specified in another way
            continue;
        }
        String parameterName = hintType.name();
        String parameterText = parameters.get(parameterName);
        if (parameterText == null) {
            continue;
        }
        if (hintType.getValueType().equals(Object.class)) {
            // This is an unspecified type of hint content. Use the value as is.
            // TODO: Can we make a different assumption on this?
            hints.put(hintType, parameterText);
            continue;
        }
        if (hintType.getValueType().equals(Void.class)) {
            // Void hints are just flags: use the constant specified by DecodeHintType
            hints.put(hintType, Boolean.TRUE);
            continue;
        }
        if (hintType.getValueType().equals(String.class)) {
            // A string hint: use the decoded value.
            hints.put(hintType, parameterText);
            continue;
        }
        if (hintType.getValueType().equals(Boolean.class)) {
            // An empty parameter is simply a flag-style parameter, assuming true
            if (parameterText.isEmpty()) {
                hints.put(hintType, Boolean.TRUE);
            } else if ("0".equals(parameterText) || "false".equalsIgnoreCase(parameterText) || "no".equalsIgnoreCase(parameterText)) {
                hints.put(hintType, Boolean.FALSE);
            } else {
                hints.put(hintType, Boolean.TRUE);
            }
            continue;
        }
        if (hintType.getValueType().equals(int[].class)) {
            // Strip a trailing comma as in Java style array initialisers.
            if (!parameterText.isEmpty() && parameterText.charAt(parameterText.length() - 1) == ',') {
                parameterText = parameterText.substring(0, parameterText.length() - 1);
            }
            String[] values = COMMA.split(parameterText);
            int[] array = new int[values.length];
            for (int i = 0; i < values.length; i++) {
                try {
                    array[i] = Integer.parseInt(values[i]);
                } catch (NumberFormatException ignored) {
                    Log.w(TAG, "Skipping array of integers hint " + hintType + " due to invalid numeric value: '" + values[i] + '\'');
                    array = null;
                    break;
                }
            }
            if (array != null) {
                hints.put(hintType, array);
            }
            continue;
        }
        Log.w(TAG, "Unsupported hint type '" + hintType + "' of type " + hintType.getValueType());
    }
    Log.i(TAG, "Hints from the URI: " + hints);
    return hints;
}

Example 5 with DecodeHintType

use of com.google.zxing.DecodeHintType in project android-zxingLibrary by yipianfengye.

the class CodeUtils method analyzeBitmap.

/**
     * 解析二维码图片工具类
     * @param analyzeCallback
     */
public static void analyzeBitmap(String path, AnalyzeCallback analyzeCallback) {
    /**
         * 首先判断图片的大小,若图片过大,则执行图片的裁剪操作,防止OOM
         */
    BitmapFactory.Options options = new BitmapFactory.Options();
    // 先获取原大小
    options.inJustDecodeBounds = true;
    Bitmap mBitmap = BitmapFactory.decodeFile(path, 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;
    mBitmap = BitmapFactory.decodeFile(path, 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>();
        // 这里设置可扫描的类型，我这里选择了都支持
        decodeFormats.addAll(DecodeFormatManager.ONE_D_FORMATS);
        decodeFormats.addAll(DecodeFormatManager.QR_CODE_FORMATS);
        decodeFormats.addAll(DecodeFormatManager.DATA_MATRIX_FORMATS);
    }
    hints.put(DecodeHintType.POSSIBLE_FORMATS, decodeFormats);
    // 设置继续的字符编码格式为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(mBitmap))));
    } catch (Exception e) {
        e.printStackTrace();
    }
    if (rawResult != null) {
        if (analyzeCallback != null) {
            analyzeCallback.onAnalyzeSuccess(mBitmap, rawResult.getText());
        }
    } else {
        if (analyzeCallback != null) {
            analyzeCallback.onAnalyzeFailed();
        }
    }
}