List of usage examples for org.opencv.core Mat get
public double[] get(int row, int col)
From source file:uom.research.thalassemia.logic.BloodCellDataProcessor.java
/** * process circular blood cell data including both pallor and red blood * cells.// ww w. jav a 2 s . com * * @param currentSelection Mat of selected */ public void circularBloodCellsProcesser(final Mat currentSelection) { if (currentSelection != null) { if (currentSelection == circularBloodCells) { circularBloodCellsArray = new ArrayList<>(); } else if (currentSelection == pallorBloodCells) { pallorBloodCellsArray = new ArrayList<>(); } getMinMaxDiameter(currentSelection); double sgf = 0; if (minDiameter != 0) { //calculate shape geometric factor sgf = maxDiameter / minDiameter; } Map<Point, Double> points = getPallorBloodCellsPointList(); double[] circles; double x, y, r, area, perimeter, diameter, deviationValue, areaPreparation; for (int a = 0; a < currentSelection.cols(); a++) { areaPreparation = 0; circles = currentSelection.get(0, a); x = circles[0]; y = circles[1]; r = Math.round(circles[2]); //get area value area = calculateArea(r); //get perimeter value perimeter = calculatePerimeter(r); //get diameter value diameter = calculateDiameter(area, perimeter); // calculate deviational value deviationValue = sgf / area; Point point = new Point(x, y); if (points.containsKey(point)) { areaPreparation = calculateArea(points.get(point)) / area; } Object[] ob = { (a + 1), x, y, r, Validator.formatDouble(perimeter), Validator.formatDouble(area), Validator.formatDouble(diameter), Validator.formatDouble(deviationValue), Validator.formatDouble(areaPreparation) }; if (currentSelection == circularBloodCells) { totalBloodCellArea += area; circularBloodCellsArray.add(ob); } else if (currentSelection == pallorBloodCells) { totalPallarArea += area; pallorBloodCellsArray.add(ob); } else { totalEllipseArea += area; } } } }
From source file:uom.research.thalassemia.ui.HomeCellCountAnalyzer.java
/** * convert Circles Map To CirclesList.// w ww .j a v a 2 s . co m */ private void convertCirclesMapToCirclesList() { Mat circles = bcm.getCircles(); circlesList = new ArrayList<>(); double[] circle; double x, y, r, area, perimeter; for (int a = 0; a < circles.cols(); a++) { circle = circles.get(0, a); x = circle[0]; y = circle[1]; r = Math.round(circle[2]); area = fi * r * r; perimeter = 2 * fi * r; circlesList.add(new Circle((int) x, (int) y, (int) r, perimeter, area)); } }
From source file:usefull.ColourQuery.java
License:LGPL
public static void main(String[] args) { // load the Core OpenCV library by name System.loadLibrary(Core.NATIVE_LIBRARY_NAME); // load an image from file (read and decode JPEG file) Mat inputImage = Highgui.imread("files/lena1.png"); // create a display window using an Imshow object Imshow ims1 = new Imshow("My Image"); // display some colour values (note the BGR colour channel order) double[] bgr = inputImage.get(0, 0); System.out.println("colour @ (0,0) = B: " + bgr[0] + " G: " + bgr[1] + " R: " + bgr[2]); bgr = inputImage.get(50, 50);/*from ww w .j av a 2 s. c o m*/ System.out.println("colour @ (50,50) = B: " + bgr[0] + " G: " + bgr[1] + " R: " + bgr[2]); bgr = inputImage.get(100, 25); System.out.println("colour @ (100,25) = B: " + bgr[0] + " G: " + bgr[1] + " R: " + bgr[2]); bgr = inputImage.get(17, 234); System.out.println("colour @ (17,234) = B: " + bgr[0] + " G: " + bgr[1] + " R: " + bgr[2]); // set some pixel values to blue (i.e. BGR = (255,0,0) double[] colour = new double[3]; colour[0] = 255; colour[1] = 0; colour[2] = 0; inputImage.put(25, 25, colour); inputImage.put(25, 24, colour); inputImage.put(25, 23, colour); inputImage.put(25, 22, colour); // ... // display image ims1.showImage(inputImage); }
From source file:usefull.LoopImageFiles.java
License:LGPL
public static void main(String[] args) throws InterruptedException { // define the path to my files - clearly and obviously // **** CHANGE THIS TO YOUR OWN DIRECTORY ****/ String IMAGE_FILES_DIRECTORY_PATH = "files/combinations/"; // load the Core OpenCV library by name System.loadLibrary(Core.NATIVE_LIBRARY_NAME); // create a display window using an Imshow object Imshow ims = new Imshow("Next Image ..."); Size frame = new Size(704, 480); List<Mat> backgroundImg = new ArrayList<Mat>(); backgroundImg.add(Highgui.imread("files/1.png")); backgroundImg.add(Highgui.imread("files/2.png")); backgroundImg.add(Highgui.imread("files/3.png")); backgroundImg.add(Highgui.imread("files/4.png")); backgroundImg.add(Highgui.imread("files/5.png")); backgroundImg.add(Highgui.imread("files/6.png")); backgroundImg.add(Highgui.imread("files/7.png")); for (Mat bgImg : backgroundImg) { Mat grey = new Mat(); Imgproc.cvtColor(bgImg, grey, Imgproc.COLOR_BGR2GRAY); Imgproc.adaptiveThreshold(grey, bgImg, 255, Imgproc.ADAPTIVE_THRESH_MEAN_C, Imgproc.THRESH_BINARY_INV, 7, 10);//from w ww . ja v a 2 s.c om Size ksize = new Size(21, 21); Mat kernel = Imgproc.getStructuringElement(Imgproc.MORPH_ELLIPSE, ksize); Imgproc.morphologyEx(bgImg, bgImg, Imgproc.MORPH_CLOSE, kernel); Size filter = new Size(21, 21); Imgproc.GaussianBlur(bgImg, bgImg, filter, 0, 0, Imgproc.BORDER_DEFAULT); } BackgroundSubtractorMOG MoG = new BackgroundSubtractorMOG(); List<Mat> fg_masks = new ArrayList<Mat>(); Imshow imsS = new Imshow("input ... "); Imshow imsF = new Imshow("background"); // get a listing of files in that directory Imshow ims_diff = new Imshow("Difference"); File dir = new File(IMAGE_FILES_DIRECTORY_PATH); File[] directoryListing = dir.listFiles(); if (directoryListing != null) { for (File imgFile : directoryListing) { // if the file name ends with .jpg (JPEG) or .png (Portable Network Graphic) if ((imgFile.getName().endsWith(".png")) || (imgFile.getName().endsWith(".jpg"))) { // load an image from each file (read and decode image file) Mat inputImage = new Mat(); Mat iImg = new Mat(); Size filter = new Size(15, 15); iImg = Highgui.imread(IMAGE_FILES_DIRECTORY_PATH + "/" + imgFile.getName()); Imgproc.resize(iImg, inputImage, frame); Imgproc.GaussianBlur(inputImage, inputImage, filter, 0, 0, Imgproc.BORDER_DEFAULT); //Imgproc.GaussianBlur(inputImage, inputImage, filter, 0, 0, Imgproc.BORDER_DEFAULT); //Imgproc.GaussianBlur(inputImage, inputImage, filter, 0, 0, Imgproc.BORDER_DEFAULT); Imgproc.medianBlur(inputImage, inputImage, 9); Mat fg_mask = new Mat(); Mat fg_mask1 = new Mat(); Mat fg_mask2 = new Mat(); Mat fg_mask3 = new Mat(); Mat fg_mask4 = new Mat(); Mat fg_mask5 = new Mat(); Mat fg_mask6 = new Mat(); Mat fg_mask7 = new Mat(); ArrayList<Integer> countAll = new ArrayList<Integer>(); for (int i = 0; i < 7; i++) { // add it to the background model with a learning rate of 0.1 MoG.apply(inputImage, backgroundImg.get(i), 0.1); // extract the foreground mask (1 = foreground / 0 - background), // and convert/expand it to a 3-channel version of the same Imgproc.cvtColor(backgroundImg.get(i), backgroundImg.get(i), Imgproc.COLOR_GRAY2BGR); } // logically AND it with the original frame to extract colour // pixel only in the foreground regions Core.bitwise_and(inputImage, backgroundImg.get(0), fg_mask1); Core.bitwise_and(inputImage, backgroundImg.get(1), fg_mask2); Core.bitwise_and(inputImage, backgroundImg.get(2), fg_mask3); Core.bitwise_and(inputImage, backgroundImg.get(3), fg_mask4); Core.bitwise_and(inputImage, backgroundImg.get(4), fg_mask5); Core.bitwise_and(inputImage, backgroundImg.get(5), fg_mask6); Core.bitwise_and(inputImage, backgroundImg.get(6), fg_mask7); for (int i = 0; i < 7; i++) { countAll.add(countP(backgroundImg.get(i))); } double meanPixels = average(countAll); double[] temp = new double[5]; for (int i = 0; i < 5; i++) { temp[i] = Math.abs(countAll.get(i) - meanPixels); } double min = temp[0]; int mark = 0; for (int i = 1; i < 5; i++) { if (temp[i] < min) { mark = i; min = temp[i]; } } fg_mask = backgroundImg.get(mark); // Create a contour ZONE B top-left Point[] contourPoints1 = new Point[5]; contourPoints1[0] = new Point(55, 22); contourPoints1[1] = new Point(200, 22); contourPoints1[2] = new Point(330, 175); contourPoints1[3] = new Point(200, 430); contourPoints1[4] = new Point(55, 110); // convert it to a java list of OpenCV MatOfPoint // objects as this is what the draw function requires MatOfPoint contour1 = new MatOfPoint(contourPoints1); List<MatOfPoint> contourList1 = new ArrayList<MatOfPoint>(); contourList1.add(contour1); // Create a contour ZONE C top-right Point[] contourPoints2 = new Point[4]; contourPoints2[0] = new Point(55, 130); contourPoints2[1] = new Point(195, 435); contourPoints2[2] = new Point(125, 570); contourPoints2[3] = new Point(55, 340); MatOfPoint contour2 = new MatOfPoint(contourPoints2); List<MatOfPoint> contourList2 = new ArrayList<MatOfPoint>(); contourList2.add(contour2); // Create a contour ZONE A Point[] contourPoints3 = new Point[5]; contourPoints3[0] = new Point(420, 22); contourPoints3[1] = new Point(465, 22); contourPoints3[2] = new Point(463, 295); contourPoints3[3] = new Point(190, 695); contourPoints3[4] = new Point(65, 695); MatOfPoint contour3 = new MatOfPoint(contourPoints3); List<MatOfPoint> contourList3 = new ArrayList<MatOfPoint>(); contourList3.add(contour3); // Create a contour ZONE C button Point[] contourPoints4 = new Point[4]; contourPoints4[0] = new Point(310, 545); contourPoints4[1] = new Point(463, 320); contourPoints4[2] = new Point(463, 695); contourPoints4[3] = new Point(400, 695); MatOfPoint contour4 = new MatOfPoint(contourPoints4); List<MatOfPoint> contourList4 = new ArrayList<MatOfPoint>(); contourList4.add(contour4); // Create a contour ZONE b right Point[] contourPoints5 = new Point[3]; contourPoints5[0] = new Point(300, 555); contourPoints5[2] = new Point(385, 695); contourPoints5[1] = new Point(200, 695); MatOfPoint contour5 = new MatOfPoint(contourPoints5); List<MatOfPoint> contourList5 = new ArrayList<MatOfPoint>(); contourList5.add(contour5); // Create a contour ZONE RACT Point[] contourPoints6 = new Point[4]; contourPoints6[0] = new Point(210, 22); contourPoints6[1] = new Point(285, 22); contourPoints6[2] = new Point(275, 100); contourPoints6[3] = new Point(225, 100); MatOfPoint contour6 = new MatOfPoint(contourPoints6); List<MatOfPoint> contourList6 = new ArrayList<MatOfPoint>(); contourList1.add(contour6); // Create a contour ZONE RACT Point[] contourPoints7 = new Point[4]; contourPoints7[0] = new Point(400, 22); contourPoints7[1] = new Point(465, 22); contourPoints7[2] = new Point(465, 180); contourPoints7[3] = new Point(400, 125); MatOfPoint contour7 = new MatOfPoint(contourPoints7); List<MatOfPoint> contourList7 = new ArrayList<MatOfPoint>(); contourList7.add(contour7); // Create a contour ZONE RACT Point[] contourPoints8 = new Point[3]; contourPoints8[0] = new Point(0, 340); contourPoints8[1] = new Point(0, 695); contourPoints8[2] = new Point(150, 695); MatOfPoint contour8 = new MatOfPoint(contourPoints8); List<MatOfPoint> contourList8 = new ArrayList<MatOfPoint>(); contourList8.add(contour8); //put point to the list List<Point> list1 = new ArrayList<Point>(); List<Point> list2 = new ArrayList<Point>(); List<Point> list3 = new ArrayList<Point>(); List<Point> list4 = new ArrayList<Point>(); List<Point> list5 = new ArrayList<Point>(); List<Point> list6 = new ArrayList<Point>(); List<Point> list7 = new ArrayList<Point>(); List<Point> list8 = new ArrayList<Point>(); Point[] contourPoints10 = new Point[5]; contourPoints10[0] = new Point(22, 55); contourPoints10[1] = new Point(22, 200); contourPoints10[2] = new Point(175, 330); contourPoints10[3] = new Point(430, 200); contourPoints10[4] = new Point(110, 55); // convert it to a java list of OpenCV MatOfPoint // objects as this is what the draw function requires MatOfPoint contour10 = new MatOfPoint(contourPoints10); List<MatOfPoint> contourList10 = new ArrayList<MatOfPoint>(); contourList10.add(contour10); // Create a contour ZONE C top-right Point[] contourPoints20 = new Point[4]; contourPoints20[0] = new Point(130, 55); contourPoints20[1] = new Point(435, 195); contourPoints20[2] = new Point(570, 125); contourPoints20[3] = new Point(340, 55); MatOfPoint contour20 = new MatOfPoint(contourPoints20); List<MatOfPoint> contourList20 = new ArrayList<MatOfPoint>(); contourList20.add(contour20); // Create a contour ZONE A Point[] contourPoints30 = new Point[5]; contourPoints30[0] = new Point(22, 420); contourPoints30[1] = new Point(22, 465); contourPoints30[2] = new Point(295, 463); contourPoints30[3] = new Point(695, 190); contourPoints30[4] = new Point(695, 65); MatOfPoint contour30 = new MatOfPoint(contourPoints30); List<MatOfPoint> contourList30 = new ArrayList<MatOfPoint>(); contourList30.add(contour30); // Create a contour ZONE C button Point[] contourPoints40 = new Point[4]; contourPoints40[0] = new Point(545, 310); contourPoints40[1] = new Point(320, 463); contourPoints40[2] = new Point(695, 463); contourPoints40[3] = new Point(695, 400); MatOfPoint contour40 = new MatOfPoint(contourPoints40); List<MatOfPoint> contourList40 = new ArrayList<MatOfPoint>(); contourList40.add(contour40); // Create a contour ZONE b right Point[] contourPoints50 = new Point[3]; contourPoints50[0] = new Point(555, 300); contourPoints50[2] = new Point(695, 385); contourPoints50[1] = new Point(695, 200); MatOfPoint contour50 = new MatOfPoint(contourPoints50); List<MatOfPoint> contourList50 = new ArrayList<MatOfPoint>(); contourList50.add(contour50); // Create a contour ZONE RACT Point[] contourPoints60 = new Point[4]; contourPoints60[0] = new Point(22, 210); contourPoints60[1] = new Point(22, 285); contourPoints60[2] = new Point(100, 275); contourPoints60[3] = new Point(100, 225); MatOfPoint contour60 = new MatOfPoint(contourPoints60); List<MatOfPoint> contourList60 = new ArrayList<MatOfPoint>(); contourList60.add(contour60); // Create a contour ZONE RACT Point[] contourPoints70 = new Point[4]; contourPoints70[0] = new Point(22, 400); contourPoints70[1] = new Point(22, 465); contourPoints70[2] = new Point(180, 465); contourPoints70[3] = new Point(125, 400); MatOfPoint contour70 = new MatOfPoint(contourPoints70); List<MatOfPoint> contourList70 = new ArrayList<MatOfPoint>(); contourList70.add(contour70); // Create a contour ZONE RACT Point[] contourPoints80 = new Point[3]; contourPoints80[0] = new Point(340, 0); contourPoints80[1] = new Point(695, 0); contourPoints80[2] = new Point(695, 150); MatOfPoint contour80 = new MatOfPoint(contourPoints80); List<MatOfPoint> contourList80 = new ArrayList<MatOfPoint>(); contourList80.add(contour80); Imgproc.drawContours(fg_mask, contourList10, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList20, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList30, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList40, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList50, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList60, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList70, -1, new Scalar(255, 255, 255), 2); Imgproc.drawContours(fg_mask, contourList80, -1, new Scalar(255, 255, 255), 2); Point point = new Point(); for (int row = 0; row < fg_mask.rows(); row++) { for (int col = 0; col < fg_mask.cols(); col++) { point = new Point(row, col); // perform point in polygon test MatOfPoint2f contourPoint1f = new MatOfPoint2f(contourPoints1); MatOfPoint2f contourPoint2f = new MatOfPoint2f(contourPoints2); MatOfPoint2f contourPoint3f = new MatOfPoint2f(contourPoints3); MatOfPoint2f contourPoint4f = new MatOfPoint2f(contourPoints4); MatOfPoint2f contourPoint5f = new MatOfPoint2f(contourPoints5); MatOfPoint2f contourPoint6f = new MatOfPoint2f(contourPoints6); MatOfPoint2f contourPoint7f = new MatOfPoint2f(contourPoints7); MatOfPoint2f contourPoint8f = new MatOfPoint2f(contourPoints8); if (Imgproc.pointPolygonTest(contourPoint1f, point, false) >= 0) { list1.add(point); } if (Imgproc.pointPolygonTest(contourPoint2f, point, false) >= 0) { list2.add(point); } if (Imgproc.pointPolygonTest(contourPoint3f, point, false) >= 0) { list3.add(point); } if (Imgproc.pointPolygonTest(contourPoint4f, point, false) >= 0) { list4.add(point); } if (Imgproc.pointPolygonTest(contourPoint5f, point, false) >= 0) { list5.add(point); } if (Imgproc.pointPolygonTest(contourPoint6f, point, false) >= 0) { list6.add(point); } if (Imgproc.pointPolygonTest(contourPoint7f, point, false) >= 0) { list7.add(point); } if (Imgproc.pointPolygonTest(contourPoint8f, point, false) >= 0) { list8.add(point); } } } boolean flag[] = { false, false, false, false, false, false, false }; int events = 0; String events_name = ""; int count1 = 0; for (Point p : list1) { int x1 = (int) p.x; int y1 = (int) p.y; double[] n = fg_mask.get(x1, y1); double value1 = n[0]; if (value1 == 255.0) { count1++; } } System.out.println(" 1 " + count1); if (count1 > 2000) { flag[0] = true; } int count2 = 0; for (Point p : list2) { int x2 = (int) p.x; int y2 = (int) p.y; double[] n = fg_mask.get(x2, y2); double value2 = n[0]; if (value2 == 255.0) { count2++; } } System.out.println(" 2 " + count2); if (count2 > 1500) { flag[1] = true; } int count3 = 0; for (Point p : list3) { int x3 = (int) p.x; int y3 = (int) p.y; double[] n = fg_mask.get(x3, y3); double value3 = n[0]; if (value3 == 255.0) { count3++; } } System.out.println(" 3 " + count3); if (count3 > 20000) { flag[4] = true; } if (count3 > 4000) { flag[2] = true; } int count4 = 0; for (Point p : list4) { int x4 = (int) p.x; int y4 = (int) p.y; double[] n = fg_mask.get(x4, y4); double value4 = n[0]; if (value4 == 255.0) { count4++; } } System.out.println(" 4 " + count4); if (count4 > 1700) { flag[1] = true; } int count5 = 0; for (Point p : list5) { int x5 = (int) p.x; int y5 = (int) p.y; double[] n = fg_mask.get(x5, y5); double value5 = n[0]; if (value5 == 255.0) { count5++; } } System.out.println(" 5 " + count5); if (count5 > 1000) { flag[0] = true; } int count6 = 0; for (Point p : list6) { int x6 = (int) p.x; int y6 = (int) p.y; double[] n = fg_mask.get(x6, y6); double value6 = n[0]; if (value6 == 255.0) { count6++; } } System.out.println(" 6 " + count6); if (count6 > 750) { flag[3] = true; } int count7 = 0; for (Point p : list7) { int x7 = (int) p.x; int y7 = (int) p.y; double[] n = fg_mask.get(x7, y7); double value7 = n[0]; if (value7 == 255.0) { count7++; } } System.out.println(" 7 " + count7); if (count7 > 1100) { flag[5] = true; } int count8 = 0; for (Point p : list8) { int x8 = (int) p.x; int y8 = (int) p.y; double[] n = fg_mask.get(x8, y8); double value8 = n[0]; if (value8 == 255.0) { count8++; } } System.out.println(" 8 " + count8); if (count8 > 2000) { flag[6] = true; } imsS.showImage(inputImage); imsF.showImage(fg_mask); imsF.showImage(backgroundImg.get(0)); System.out.print(imgFile.getName() + " "); //Identifying events if ((!flag[0]) && (!flag[1]) && (!flag[2]) && (!flag[3]) && (!flag[4])) { System.out.print("Empty "); } else if (flag[4] || (!flag[4] && flag[5]) || (!flag[4] && flag[6])) { System.out.print("Train "); } if (flag[0] && !(flag[4] || (!flag[4] && flag[5]) || (!flag[4] && flag[6]))) { System.out.print("Enter "); } if (flag[1] && !(flag[4] || (!flag[4] && flag[5]) || (!flag[4] && flag[6]))) { System.out.print("Leave "); } if ((flag[2] && (!flag[5]) && (!flag[6])) && !(flag[3] && (!(flag[4] || (!flag[4] && flag[5]) || (!flag[4] && flag[6]))))) { System.out.print("On track "); } if (flag[3] && (!(flag[4] || (!flag[4] && flag[5]) || (!flag[4] && flag[6])))) { System.out.print("Barrier"); } System.out.println(); Thread.sleep(40); } } } else { System.out.println("Could not get listing for directory: " + IMAGE_FILES_DIRECTORY_PATH); } }
From source file:usefull.LoopImageFiles.java
License:LGPL
public static int countP(Mat f) { int countAll = 0; for (int m = 0; m < f.cols(); m++) { for (int n = 0; n < f.rows(); n++) { double[] t = f.get(n, m); double value2 = t[0]; if (value2 == 255.0) { countAll++;/*ww w . ja va 2 s. co m*/ } } } return countAll; }
From source file:video.PictureAnalyser.java
public void Calibrate(BufferedImage img) { Mat frameMat = new Mat(); frameMat = PictureView.bufferedImageToMat(img); pic = blur(frameMat, 3);// w w w.jav a 2s . c o m Mat imgHSV = new Mat(); Imgproc.cvtColor(pic, imgHSV, Imgproc.COLOR_RGB2HSV); int height = 10; int width = 10; int hue = 0; int saturation = 0; int value = 0; for (int i = 0; i < height; i++) { for (int j = 0; j < width; j++) { double[] testColor = imgHSV.get((imgHSV.height() / 2) - (width / 2) + i, (imgHSV.width() / 2) - (height / 2) + j); if (testColor[0] > 140) testColor[0] = testColor[0] - 180; hue = hue + (int) testColor[0]; saturation = saturation + (int) testColor[1]; value = value + (int) testColor[2]; } } /* * Green values hue=55; saturation =240; value= 70; */ hue = hue / (height * width); saturation = saturation / (height * width); value = value / (height * width); this.color.get(0).val[0] = hue - 5; this.color.get(0).val[1] = saturation - 40; this.color.get(0).val[2] = value - 40; this.color.get(1).val[0] = hue + 5; this.color.get(1).val[1] = saturation + 40; this.color.get(1).val[2] = value + 40; }
From source file:View.Signature.java
public static int sift(String routeVal, String route, String n_img1, String n_img2, String extension) { String bookObject = routeVal + n_img2 + extension; String bookScene = route + n_img1 + extension; //System.out.println("Iniciando SIFT"); //java.lang.System.out.print("Abriendo imagenes | "); Mat objectImage = Highgui.imread(bookObject, Highgui.CV_LOAD_IMAGE_COLOR); Mat sceneImage = Highgui.imread(bookScene, Highgui.CV_LOAD_IMAGE_COLOR); MatOfKeyPoint objectKeyPoints = new MatOfKeyPoint(); FeatureDetector featureDetector = FeatureDetector.create(FeatureDetector.SIFT); //java.lang.System.out.print("Encontrar keypoints con SIFT | "); featureDetector.detect(objectImage, objectKeyPoints); KeyPoint[] keypoints = objectKeyPoints.toArray(); MatOfKeyPoint objectDescriptors = new MatOfKeyPoint(); DescriptorExtractor descriptorExtractor = DescriptorExtractor.create(DescriptorExtractor.SIFT); //java.lang.System.out.print("Computando descriptores | "); descriptorExtractor.compute(objectImage, objectKeyPoints, objectDescriptors); // Create the matrix for output image. Mat outputImage = new Mat(objectImage.rows(), objectImage.cols(), Highgui.CV_LOAD_IMAGE_COLOR); Scalar newKeypointColor = new Scalar(255, 0, 0); //java.lang.System.out.print("Dibujando keypoints en imagen base | "); Features2d.drawKeypoints(objectImage, objectKeyPoints, outputImage, newKeypointColor, 0); // Match object image with the scene image MatOfKeyPoint sceneKeyPoints = new MatOfKeyPoint(); MatOfKeyPoint sceneDescriptors = new MatOfKeyPoint(); //java.lang.System.out.print("Detectando keypoints en imagen base | "); featureDetector.detect(sceneImage, sceneKeyPoints); //java.lang.System.out.print("Computando descriptores en imagen base | "); descriptorExtractor.compute(sceneImage, sceneKeyPoints, sceneDescriptors); Mat matchoutput = new Mat(sceneImage.rows() * 2, sceneImage.cols() * 2, Highgui.CV_LOAD_IMAGE_COLOR); Scalar matchestColor = new Scalar(0, 255, 0); List<MatOfDMatch> matches = new LinkedList<MatOfDMatch>(); DescriptorMatcher descriptorMatcher = DescriptorMatcher.create(DescriptorMatcher.FLANNBASED); //java.lang.System.out.print("Encontrando matches entre imagenes | "); descriptorMatcher.knnMatch(objectDescriptors, sceneDescriptors, matches, 2); //java.lang.System.out.println("Calculando buenos matches"); LinkedList<DMatch> goodMatchesList = new LinkedList<DMatch>(); float nndrRatio = 0.7f; java.lang.System.out.println(matches.size()); for (int i = 0; i < matches.size(); i++) { MatOfDMatch matofDMatch = matches.get(i); DMatch[] dmatcharray = matofDMatch.toArray(); DMatch m1 = dmatcharray[0];/* ww w .ja v a 2 s . c o m*/ DMatch m2 = dmatcharray[1]; if (m1.distance <= m2.distance * nndrRatio) { goodMatchesList.addLast(m1); } } if (goodMatchesList.size() >= 7) { //java.lang.System.out.println("Match enontrado!!! Matches: "+goodMatchesList.size()); //if(goodMatchesList.size()>max){ //cambio = 1; //} List<KeyPoint> objKeypointlist = objectKeyPoints.toList(); List<KeyPoint> scnKeypointlist = sceneKeyPoints.toList(); LinkedList<Point> objectPoints = new LinkedList<>(); LinkedList<Point> scenePoints = new LinkedList<>(); for (int i = 0; i < goodMatchesList.size(); i++) { objectPoints.addLast(objKeypointlist.get(goodMatchesList.get(i).queryIdx).pt); scenePoints.addLast(scnKeypointlist.get(goodMatchesList.get(i).trainIdx).pt); } MatOfPoint2f objMatOfPoint2f = new MatOfPoint2f(); objMatOfPoint2f.fromList(objectPoints); MatOfPoint2f scnMatOfPoint2f = new MatOfPoint2f(); scnMatOfPoint2f.fromList(scenePoints); Mat homography = Calib3d.findHomography(objMatOfPoint2f, scnMatOfPoint2f, Calib3d.RANSAC, 3); Mat obj_corners = new Mat(4, 1, CvType.CV_32FC2); Mat scene_corners = new Mat(4, 1, CvType.CV_32FC2); obj_corners.put(0, 0, new double[] { 0, 0 }); obj_corners.put(1, 0, new double[] { objectImage.cols(), 0 }); obj_corners.put(2, 0, new double[] { objectImage.cols(), objectImage.rows() }); obj_corners.put(3, 0, new double[] { 0, objectImage.rows() }); //System.out.println("Transforming object corners to scene corners..."); Core.perspectiveTransform(obj_corners, scene_corners, homography); Mat img = Highgui.imread(bookScene, Highgui.CV_LOAD_IMAGE_COLOR); Core.line(img, new Point(scene_corners.get(0, 0)), new Point(scene_corners.get(1, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(1, 0)), new Point(scene_corners.get(2, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(2, 0)), new Point(scene_corners.get(3, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(3, 0)), new Point(scene_corners.get(0, 0)), new Scalar(0, 255, 0), 4); //java.lang.System.out.println("Dibujando imagen de coincidencias"); MatOfDMatch goodMatches = new MatOfDMatch(); goodMatches.fromList(goodMatchesList); Features2d.drawMatches(objectImage, objectKeyPoints, sceneImage, sceneKeyPoints, goodMatches, matchoutput, matchestColor, newKeypointColor, new MatOfByte(), 2); String n_outputImage = route + "results\\" + n_img2 + "_outputImage_sift" + extension; String n_matchoutput = route + "results\\" + n_img2 + "_matchoutput_sift" + extension; String n_img = route + "results\\" + n_img2 + "_sift" + extension; Highgui.imwrite(n_outputImage, outputImage); Highgui.imwrite(n_matchoutput, matchoutput); //Highgui.imwrite(n_img, img); java.lang.System.out.println(goodMatches.size().height); double result = goodMatches.size().height * 100 / matches.size(); java.lang.System.out.println((int) result); //double result =goodMatches.size().height; if (result > 100) { return 100; } else if (result <= 100 && result > 85) { return 85; } else if (result <= 85 && result > 50) { return 50; } else if (result <= 50 && result > 25) { return 25; } else { return 0; } } else { //java.lang.System.out.println("Firma no encontrada"); } return 0; //System.out.println("Terminando SIFT"); }
From source file:View.SignatureLib.java
public static int sift(String routeRNV, String routeAdherent) { String bookObject = routeAdherent; String bookScene = routeRNV;// www . j a v a 2 s . co m //System.out.println("Iniciando SIFT"); //java.lang.System.out.print("Abriendo imagenes | "); Mat objectImage = Highgui.imread(bookObject, Highgui.CV_LOAD_IMAGE_COLOR); Mat sceneImage = Highgui.imread(bookScene, Highgui.CV_LOAD_IMAGE_COLOR); MatOfKeyPoint objectKeyPoints = new MatOfKeyPoint(); FeatureDetector featureDetector = FeatureDetector.create(FeatureDetector.SIFT); //java.lang.System.out.print("Encontrar keypoints con SIFT | "); featureDetector.detect(objectImage, objectKeyPoints); KeyPoint[] keypoints = objectKeyPoints.toArray(); MatOfKeyPoint objectDescriptors = new MatOfKeyPoint(); DescriptorExtractor descriptorExtractor = DescriptorExtractor.create(DescriptorExtractor.SIFT); //java.lang.System.out.print("Computando descriptores | "); descriptorExtractor.compute(objectImage, objectKeyPoints, objectDescriptors); // Create the matrix for output image. Mat outputImage = new Mat(objectImage.rows(), objectImage.cols(), Highgui.CV_LOAD_IMAGE_COLOR); Scalar newKeypointColor = new Scalar(255, 0, 0); //java.lang.System.out.print("Dibujando keypoints en imagen base | "); Features2d.drawKeypoints(objectImage, objectKeyPoints, outputImage, newKeypointColor, 0); // Match object image with the scene image MatOfKeyPoint sceneKeyPoints = new MatOfKeyPoint(); MatOfKeyPoint sceneDescriptors = new MatOfKeyPoint(); //java.lang.System.out.print("Detectando keypoints en imagen base | "); featureDetector.detect(sceneImage, sceneKeyPoints); //java.lang.System.out.print("Computando descriptores en imagen base | "); descriptorExtractor.compute(sceneImage, sceneKeyPoints, sceneDescriptors); Mat matchoutput = new Mat(sceneImage.rows() * 2, sceneImage.cols() * 2, Highgui.CV_LOAD_IMAGE_COLOR); Scalar matchestColor = new Scalar(0, 255, 0); List<MatOfDMatch> matches = new LinkedList<MatOfDMatch>(); DescriptorMatcher descriptorMatcher = DescriptorMatcher.create(DescriptorMatcher.FLANNBASED); //java.lang.System.out.println(sceneDescriptors); if (sceneDescriptors.empty()) { java.lang.System.out.println("Objeto no encontrado"); return 0; } descriptorMatcher.knnMatch(objectDescriptors, sceneDescriptors, matches, 2); //java.lang.System.out.println("Calculando buenos matches"); LinkedList<DMatch> goodMatchesList = new LinkedList<DMatch>(); float nndrRatio = 0.7f; for (int i = 0; i < matches.size(); i++) { MatOfDMatch matofDMatch = matches.get(i); DMatch[] dmatcharray = matofDMatch.toArray(); DMatch m1 = dmatcharray[0]; DMatch m2 = dmatcharray[1]; if (m1.distance <= m2.distance * nndrRatio) { goodMatchesList.addLast(m1); } } if (goodMatchesList.size() >= 7) { max = goodMatchesList.size(); List<KeyPoint> objKeypointlist = objectKeyPoints.toList(); List<KeyPoint> scnKeypointlist = sceneKeyPoints.toList(); LinkedList<Point> objectPoints = new LinkedList<>(); LinkedList<Point> scenePoints = new LinkedList<>(); for (int i = 0; i < goodMatchesList.size(); i++) { objectPoints.addLast(objKeypointlist.get(goodMatchesList.get(i).queryIdx).pt); scenePoints.addLast(scnKeypointlist.get(goodMatchesList.get(i).trainIdx).pt); } MatOfPoint2f objMatOfPoint2f = new MatOfPoint2f(); objMatOfPoint2f.fromList(objectPoints); MatOfPoint2f scnMatOfPoint2f = new MatOfPoint2f(); scnMatOfPoint2f.fromList(scenePoints); Mat homography = Calib3d.findHomography(objMatOfPoint2f, scnMatOfPoint2f, Calib3d.RANSAC, 3); Mat obj_corners = new Mat(4, 1, CvType.CV_32FC2); Mat scene_corners = new Mat(4, 1, CvType.CV_32FC2); obj_corners.put(0, 0, new double[] { 0, 0 }); obj_corners.put(1, 0, new double[] { objectImage.cols(), 0 }); obj_corners.put(2, 0, new double[] { objectImage.cols(), objectImage.rows() }); obj_corners.put(3, 0, new double[] { 0, objectImage.rows() }); //System.out.println("Transforming object corners to scene corners..."); Core.perspectiveTransform(obj_corners, scene_corners, homography); Mat img = Highgui.imread(bookScene, Highgui.CV_LOAD_IMAGE_COLOR); Core.line(img, new Point(scene_corners.get(0, 0)), new Point(scene_corners.get(1, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(1, 0)), new Point(scene_corners.get(2, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(2, 0)), new Point(scene_corners.get(3, 0)), new Scalar(0, 255, 0), 4); Core.line(img, new Point(scene_corners.get(3, 0)), new Point(scene_corners.get(0, 0)), new Scalar(0, 255, 0), 4); //java.lang.System.out.println("Dibujando imagen de coincidencias"); MatOfDMatch goodMatches = new MatOfDMatch(); goodMatches.fromList(goodMatchesList); Features2d.drawMatches(objectImage, objectKeyPoints, sceneImage, sceneKeyPoints, goodMatches, matchoutput, matchestColor, newKeypointColor, new MatOfByte(), 2); String n_outputImage = "../pre/outputImage_sift.jpg"; String n_matchoutput = "../pre/matchoutput_sift.jpg"; String n_img = "../pre/sift.jpg"; Highgui.imwrite(n_outputImage, outputImage); Highgui.imwrite(n_matchoutput, matchoutput); Highgui.imwrite(n_img, img); java.lang.System.out.println(goodMatches.size().height); double result = goodMatches.size().height;//*100/matches.size(); int score = 0; if (result > 26) { score = 100; } else if (result <= 26 && result > 22) { score = 85; } else if (result <= 22 && result > 17) { score = 50; } else if (result <= 17 && result > 11) { score = 25; } else { score = 0; } java.lang.System.out.println("Score: " + score); return score; } else { java.lang.System.out.println("Objeto no encontrado"); return 0; } //System.out.println("Terminando SIFT"); }
From source file:view.TelaComCaptura.java
public String salvarPgm2(String path, Mat mat) { FileOutputStream fout;/* w w w . ja v a 2 s . com*/ int pixels[][] = new int[mat.rows()][mat.cols()]; try { fout = new FileOutputStream(path); //write image header //write PGM magic value 'P5' String tstr; tstr = "P5" + "\n"; fout.write(tstr.getBytes()); //write comment // comment = comment + "\n"; //fout.write(comment.getBytes()); //write cols tstr = Integer.toString(mat.cols()); fout.write(tstr.getBytes()); fout.write(32); //write blank space //write rows tstr = Integer.toString(mat.rows()); fout.write(tstr.getBytes()); fout.write(32); //write blank space //write maxgray tstr = Integer.toString(255); tstr = tstr + "\n"; fout.write(tstr.getBytes()); for (int r = 0; r < mat.rows(); r++) { for (int c = 0; c < mat.cols(); c++) { double[] pixelsRgb = mat.get(r, c); int red = (int) (pixelsRgb[0] * 0.299); int green = (int) (pixelsRgb[1] * 0.587); int blue = (int) (pixelsRgb[1] * 0.114); Color newColor = new Color(red + green + blue, red + green + blue, red + green + blue); //int pixel = (int) (pixelsRgb[0] + pixelsRgb[1] + pixelsRgb[1]); //pixel = pixel / 3; fout.write(newColor.getRGB()); // fout.write((int) mat.get(r, c)[0]); } } fout.close(); return path; } catch (Exception e) { System.out.println("Erro ao salvar PGM: " + e); } return ""; }
From source file:vinylsleevedetection.Analyze.java
public void Check() { count = 1;/* w ww .j a va 2 s . c o m*/ //load openCV library System.loadLibrary(Core.NATIVE_LIBRARY_NAME); //for loop to compare source images to user image for (int j = 1; j < 4; j++) { //source image location (record sleeve) String Object = "E:\\Users\\Jamie\\Documents\\NetBeansProjects\\VinylSleeveDetection\\Source\\" + j + ".jpg"; //user image location String Scene = "E:\\Users\\Jamie\\Documents\\NetBeansProjects\\VinylSleeveDetection\\Output\\camera.jpg"; //load images Mat objectImage = Imgcodecs.imread(Object, Imgcodecs.CV_LOAD_IMAGE_COLOR); Mat sceneImage = Imgcodecs.imread(Scene, Imgcodecs.CV_LOAD_IMAGE_COLOR); //use BRISK feature detection MatOfKeyPoint objectKeyPoints = new MatOfKeyPoint(); FeatureDetector featureDetector = FeatureDetector.create(FeatureDetector.BRISK); //perform feature detection on source image featureDetector.detect(objectImage, objectKeyPoints); KeyPoint[] keypoints = objectKeyPoints.toArray(); //use descriptor extractor MatOfKeyPoint objectDescriptors = new MatOfKeyPoint(); DescriptorExtractor descriptorExtractor = DescriptorExtractor.create(DescriptorExtractor.BRISK); descriptorExtractor.compute(objectImage, objectKeyPoints, objectDescriptors); Mat outputImage = new Mat(objectImage.rows(), objectImage.cols(), Imgcodecs.CV_LOAD_IMAGE_COLOR); Scalar newKeypointColor = new Scalar(255, 0, 0); Features2d.drawKeypoints(objectImage, objectKeyPoints, outputImage, newKeypointColor, 0); MatOfKeyPoint sceneKeyPoints = new MatOfKeyPoint(); MatOfKeyPoint sceneDescriptors = new MatOfKeyPoint(); featureDetector.detect(sceneImage, sceneKeyPoints); descriptorExtractor.compute(sceneImage, sceneKeyPoints, sceneDescriptors); Mat matchoutput = new Mat(sceneImage.rows() * 2, sceneImage.cols() * 2, Imgcodecs.CV_LOAD_IMAGE_COLOR); Scalar matchestColor = new Scalar(0, 255, 0); List<MatOfDMatch> matches = new LinkedList<>(); DescriptorMatcher descriptorMatcher = DescriptorMatcher.create(DescriptorMatcher.BRUTEFORCE); descriptorMatcher.knnMatch(objectDescriptors, sceneDescriptors, matches, 2); LinkedList<DMatch> goodMatchesList = new LinkedList<DMatch>(); float nndrRatio = 0.7f; for (int i = 0; i < matches.size(); i++) { MatOfDMatch matofDMatch = matches.get(i); DMatch[] dmatcharray = matofDMatch.toArray(); DMatch m1 = dmatcharray[0]; DMatch m2 = dmatcharray[1]; if (m1.distance <= m2.distance * nndrRatio) { goodMatchesList.addLast(m1); } } //if the number of good mathces is more than 150 a match is found if (goodMatchesList.size() > 150) { System.out.println("Object Found"); List<KeyPoint> objKeypointlist = objectKeyPoints.toList(); List<KeyPoint> scnKeypointlist = sceneKeyPoints.toList(); LinkedList<Point> objectPoints = new LinkedList<>(); LinkedList<Point> scenePoints = new LinkedList<>(); for (int i = 0; i < goodMatchesList.size(); i++) { objectPoints.addLast(objKeypointlist.get(goodMatchesList.get(i).queryIdx).pt); scenePoints.addLast(scnKeypointlist.get(goodMatchesList.get(i).trainIdx).pt); } MatOfPoint2f objMatOfPoint2f = new MatOfPoint2f(); objMatOfPoint2f.fromList(objectPoints); MatOfPoint2f scnMatOfPoint2f = new MatOfPoint2f(); scnMatOfPoint2f.fromList(scenePoints); Mat homography = Calib3d.findHomography(objMatOfPoint2f, scnMatOfPoint2f, Calib3d.RANSAC, 3); Mat obj_corners = new Mat(4, 1, CvType.CV_32FC2); Mat scene_corners = new Mat(4, 1, CvType.CV_32FC2); obj_corners.put(0, 0, new double[] { 0, 0 }); obj_corners.put(1, 0, new double[] { objectImage.cols(), 0 }); obj_corners.put(2, 0, new double[] { objectImage.cols(), objectImage.rows() }); obj_corners.put(3, 0, new double[] { 0, objectImage.rows() }); Core.perspectiveTransform(obj_corners, scene_corners, homography); Mat img = Imgcodecs.imread(Scene, Imgcodecs.CV_LOAD_IMAGE_COLOR); //draw a green square around the matched object Imgproc.line(img, new Point(scene_corners.get(0, 0)), new Point(scene_corners.get(1, 0)), new Scalar(0, 255, 0), 10); Imgproc.line(img, new Point(scene_corners.get(1, 0)), new Point(scene_corners.get(2, 0)), new Scalar(0, 255, 0), 10); Imgproc.line(img, new Point(scene_corners.get(2, 0)), new Point(scene_corners.get(3, 0)), new Scalar(0, 255, 0), 10); Imgproc.line(img, new Point(scene_corners.get(3, 0)), new Point(scene_corners.get(0, 0)), new Scalar(0, 255, 0), 10); MatOfDMatch goodMatches = new MatOfDMatch(); goodMatches.fromList(goodMatchesList); Features2d.drawMatches(objectImage, objectKeyPoints, sceneImage, sceneKeyPoints, goodMatches, matchoutput, matchestColor, newKeypointColor, new MatOfByte(), 2); //output image with match, image of the match locations and keypoints image String folder = "E:\\Users\\Jamie\\Documents\\NetBeansProjects\\VinylSleeveDetection\\Output\\"; Imgcodecs.imwrite(folder + "outputImage.jpg", outputImage); Imgcodecs.imwrite(folder + "matchoutput.jpg", matchoutput); Imgcodecs.imwrite(folder + "found.jpg", img); count = j; break; } else { System.out.println("Object Not Found"); count = 0; } } }