public void getBaseLine(File file, String newFile, double[] config)
throws NotFoundException, IOException {
double xOff = 0;
double yOff = 0;
double x2 = 0;
double y2 = 0;
double radOff = 0;
// Create binary image of the BufferedImage
BufferedImage img = ImageIO.read(file);
LuminanceSource lumSource = new BufferedImageLuminanceSource(img);
BinaryBitmap bitmap = new BinaryBitmap(new GlobalHistogramBinarizer(lumSource));
Collection<Result> results = new ArrayList<>(1);
// Look for multiple QR codes in the binary image
QRCodeMultiReader multiReader = new QRCodeMultiReader();
Result[] theResults = multiReader.decodeMultiple(bitmap, HINTS);
if (theResults != null) {
results.addAll(Arrays.asList(theResults));
}
for (Object result : results.toArray()) {
Result theResult = (Result) result;
if (theResult.getText().equals("upperLeft")) {
xOff = theResult.getResultPoints()[1].getX();
yOff = theResult.getResultPoints()[1].getY();
} else if (theResult.getText().equals("lowerRight")) {
x2 = theResult.getResultPoints()[1].getX();
y2 = theResult.getResultPoints()[1].getY();
}
}
radOff = Math.atan((y2 - yOff) / (x2 - xOff));
img = img.getSubimage((int) config[3], (int) config[4], (int) config[5], (int) config[6]);
File scanned = new File(newFile + xOff + "_" + yOff + "_" + radOff + ".png");
ImageIO.write(img, "png", file);
Files.move(file.toPath(), scanned.toPath(), StandardCopyOption.REPLACE_EXISTING);
}
/**
* Adjusts and crops the BufferedImage based on the two QR codes.
*
* @param img the BufferedImage to be manipulated
* @return adjusted and cropped BufferedImage
* @throws IOException
* @throws NotFoundException
*/
public BufferedImage manipulateImage(BufferedImage img, double[] config)
throws IOException, NotFoundException {
// Config: 0- xOff1 baseline 1- yOff1 baseline
double xOff1 = 0;
double yOff1 = 0;
double radOff = 0;
double x1 = 0;
double y1 = 0;
double x2 = 0;
double y2 = 0;
// Create binary image of the BufferedImage
LuminanceSource lumSource = new BufferedImageLuminanceSource(img);
BinaryBitmap bitmap = new BinaryBitmap(new GlobalHistogramBinarizer(lumSource));
Collection<Result> results = new ArrayList<>(1);
// Look for multiple QR codes in the binary image
QRCodeMultiReader multiReader = new QRCodeMultiReader();
Result[] theResults = multiReader.decodeMultiple(bitmap, HINTS);
if (theResults != null) {
results.addAll(Arrays.asList(theResults));
}
for (Object result : results.toArray()) {
Result theResult = (Result) result;
if (theResult.getText().equals("upperLeft")) {
xOff1 = config[0] - theResult.getResultPoints()[1].getX();
yOff1 = config[1] - theResult.getResultPoints()[1].getY();
}
}
// Translate the image so the "upperLeft" QR code is aligned with the actual
AffineTransform tx = new AffineTransform();
tx.translate(xOff1, yOff1);
AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_BILINEAR);
img = op.filter(img, null);
// Create binary image of the BufferedImage
lumSource = new BufferedImageLuminanceSource(img);
bitmap = new BinaryBitmap(new GlobalHistogramBinarizer(lumSource));
results = new ArrayList<>(1);
// Look for multiple QR codes in the image
multiReader = new QRCodeMultiReader();
theResults = multiReader.decodeMultiple(bitmap, HINTS);
if (theResults != null) {
results.addAll(Arrays.asList(theResults));
}
for (Object result : results.toArray()) {
Result theResult = (Result) result;
if (theResult.getText().equals("upperLeft")) {
x1 = theResult.getResultPoints()[1].getX();
y1 = theResult.getResultPoints()[1].getY();
} else if (theResult.getText().equals("lowerRight")) {
x2 = theResult.getResultPoints()[1].getX();
y2 = theResult.getResultPoints()[1].getY();
}
}
radOff = config[2] - Math.atan((y2 - y1) / (x2 - x1));
// Rotates image to align the "lowerRight" QR code
AffineTransform tx1 = new AffineTransform();
tx1.rotate(radOff, 0, 0);
AffineTransformOp op1 = new AffineTransformOp(tx1, AffineTransformOp.TYPE_BILINEAR);
img = op1.filter(img, null);
// TODO add func to grab these and store 'em 187.5 187.0 337.5 339.0
// 0.94022327296995122925
// TODO Size of actual based on sheet -- needs to be drawn from config
// Grab a crop that has no margin
// img = img.getSubimage(150, 150, 2250, 3000);
img = img.getSubimage((int) config[3], (int) config[4], (int) config[5], (int) config[6]);
return img;
}
