/** * Searches Bitmap image for a QR code, and returns the String representation * of it if a valid QR code was found. * Returns empty String if no valid QR code was found. * * @param bitmap The Bitmap to decode * @return The string representation of the Bitmap, or "" if no valid QR code was found */ @Override protected String doInBackground(BinaryBitmap... bitmap) { String decodedText; // get QR reader final Reader reader = new QRCodeReader(); // try to decode QR code try { // get Result from decoder final Result result = reader.decode(bitmap[0]); // get text from Result decodedText = result.getText(); } catch (Exception e) { // set text to blank, no QR code found decodedText = ""; } // return text return decodedText; }
public IAnswerData processImage(Image image) throws ImageProcessingException { MonochromeBitmapSource source = new LCDUIImageMonochromeBitmapSource( image); Reader reader = new QRCodeReader(); Hashtable hints = new Hashtable(); // hints.put(DecodeHintType.TRY_HARDER, Boolean.TRUE); try { Result result = reader.decode(source, hints); if ((result != null) && (result.getText() != null)) { String scannedCode = result.getText(); return new StringData(scannedCode); } else { throw new ImageProcessingException("Barcode scanning failed"); } } catch (ReaderException re) { throw new ImageProcessingException("Barcode scanning failed"); } }
@Override public void onPreviewFrame(byte[] data, Camera camera) { int previewWidth = camera.getParameters().getPreviewSize().width; int previewHeight = camera.getParameters().getPreviewSize().height; PlanarYUVLuminanceSource source = new PlanarYUVLuminanceSource( data, previewWidth, previewHeight, 0, 0, previewWidth, previewHeight, false); BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source)); Reader reader = new QRCodeReader(); try { Result result = reader.decode(bitmap); String text = result.getText(); Intent intent = new Intent(); intent.setData(Uri.parse(text)); setResult(RESULT_OK, intent); finish(); } catch (Exception e) { e.printStackTrace(); Toast.makeText(getApplicationContext(), "Not Found", Toast.LENGTH_SHORT).show(); } }
protected AbstractBlackBoxTestCase(String testBasePathSuffix, Reader barcodeReader, BarcodeFormat expectedFormat) { // A little workaround to prevent aggravation in my IDE File testBase = new File(testBasePathSuffix); if (!testBase.exists()) { // try starting with 'core' since the test base is often given as the project root testBase = new File("core/" + testBasePathSuffix); } this.testBase = testBase; this.barcodeReader = barcodeReader; this.expectedFormat = expectedFormat; testResults = new ArrayList<TestResult>(); System.setProperty("java.util.logging.SimpleFormatter.format", "%4$s: %5$s%6$s%n"); }
public Result scanBitmap(Bitmap bitmap) throws FormatException, ChecksumException, NotFoundException { Reader reader = new MultiFormatReader(); Result result; int[] intArray = new int[bitmap.getWidth() * bitmap.getHeight()]; //copy pixel data from the Bitmap into the 'intArray' array bitmap.getPixels(intArray, 0, bitmap.getWidth(), 0, 0, bitmap.getWidth(), bitmap.getHeight()); LuminanceSource source = new RGBLuminanceSource(bitmap.getWidth(), bitmap.getHeight(), intArray); BinaryBitmap bMap = new BinaryBitmap(new HybridBinarizer(source)); result = reader.decode(bMap); return result; }
private void checkFormat(File file, BarcodeFormat format) throws IOException { Reader reader = new MultiFormatReader(); BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(new BufferedImageLuminanceSource(ImageIO.read(file)))); Result result; try { result = reader.decode(bitmap); } catch (ReaderException ex) { throw new IOException(ex); } assertEquals(format, result.getBarcodeFormat()); }
public static void main(String[] args) throws ReaderException, InterruptedException { Reader reader = new MultiFormatReader(); String imgPath = "qr1.gif"; Image image = java.awt.Toolkit.getDefaultToolkit().getImage(imgPath); BufferedImage myImage = CodeReader.imageToBufImage(image); // MonochromeBitmapSource source = new BufferedImageMonochromeBitmapSource( // myImage); // Result result = reader.decode(source); // System.out.println(result.getText()); }
/** * Returns a ZXing reader that can read the specified symbol. * * @param symbol the symbol to be read * @return a ZXing reader that can read the specified symbol */ private static Reader findReader(Symbol symbol) { if (symbol instanceof Code128 || symbol instanceof UspsPackage) { return new Code128Reader(); } else if (symbol instanceof Code93) { return new Code93Reader(); } else if (symbol instanceof Code3Of9) { return new Code39Reader(); } else if (symbol instanceof Codabar) { return new CodaBarReader(); } else if (symbol instanceof AztecCode) { return new AztecReader(); } else if (symbol instanceof QrCode) { return new QRCodeReader(); } else if (symbol instanceof Ean) { Ean ean = (Ean) symbol; if (ean.getMode() == Ean.Mode.EAN8) { return new EAN8Reader(); } else { return new EAN13Reader(); } } else if (symbol instanceof Pdf417) { Pdf417 pdf417 = (Pdf417) symbol; if (pdf417.getMode() != Pdf417.Mode.MICRO) { return new PDF417Reader(); } } else if (symbol instanceof Upc) { Upc upc = (Upc) symbol; if (upc.getMode() == Upc.Mode.UPCA) { return new UPCAReader(); } else { return new UPCEReader(); } } // no corresponding ZXing reader exists, or it behaves badly so we don't use it for testing return null; }
protected AbstractBlackBoxTestCase(String testBasePathSuffix, Reader barcodeReader, BarcodeFormat expectedFormat) { this.testBase = buildTestBase(testBasePathSuffix); this.barcodeReader = barcodeReader; this.expectedFormat = expectedFormat; testResults = new ArrayList<>(); System.setProperty("java.util.logging.SimpleFormatter.format", "%4$s: %5$s%6$s%n"); }
protected AbstractBlackBoxTestCase(String testBasePathSuffix, Reader barcodeReader, BarcodeFormat expectedFormat) { // A little workaround to prevent aggravation in my IDE File testBase = new File(testBasePathSuffix); if (!testBase.exists()) { // try starting with 'core' since the test base is often given as the project root testBase = new File("core/" + testBasePathSuffix); } this.testBase = testBase; this.barcodeReader = barcodeReader; this.expectedFormat = expectedFormat; testResults = new ArrayList<TestResult>(); }
public void reset() { int size = readers.size(); for (int i = 0; i < size; i++) { Reader reader = (Reader) readers.elementAt(i); reader.reset(); } }
@Override public void reset() { for (Reader reader : readers) { reader.reset(); } }
public GenericMultipleBarcodeReader(Reader delegate) { this.delegate = delegate; }
public ByQuadrantReader(Reader delegate) { this.delegate = delegate; }
protected Reader getReader() { return reader; }
public void reset() { for (Reader reader : this.readers) { reader.reset(); } }
