Example usage for org.opencv.core MatOfFloat get

Introduction

In this page you can find the example usage for org.opencv.core MatOfFloat get.

Prototype

public double[] get(int row, int col) 

Source Link

Usage

From source file:ch.zhaw.facerecognitionlibrary.PreProcessor.StandardPreprocessing.EyeAlignment.java

License:Open Source License

public PreProcessor preprocessImage(PreProcessor preProcessor) {
    List<Mat> images = preProcessor.getImages();
    List<Mat> processed = new ArrayList<Mat>();
    preProcessor.setEyes();//  w  ww.ja va2s .  c  o  m
    Eyes[] eyes = preProcessor.getEyes();
    if (eyes == null || eyes[0] == null) {
        return null;
    }
    for (int i = 0; i < images.size(); i++) {
        Mat img = images.get(i);
        Eyes eye = eyes[i];
        double desiredLen = (DESIRED_LEFT_EYE_X - DESIRED_RIGHT_EYE_X) * img.cols();
        double scale = 0.9 * desiredLen / eye.getDist();
        MatOfFloat leftCenter = eye.getLeftCenter();
        MatOfFloat rightCenter = eye.getRightCenter();
        double centerX = ((leftCenter.get(0, 0)[0] + rightCenter.get(0, 0)[0]) / 2);
        double centerY = ((leftCenter.get(1, 0)[0] + rightCenter.get(1, 0)[0]) / 2);
        Mat rotMat = Imgproc.getRotationMatrix2D(new Point(centerX, centerY), eye.getAngle(), scale);
        rotMat.put(2, 0, img.cols() * 0.5 - centerX);
        rotMat.put(2, 1, img.rows() * DESIRED_RIGHT_EYE_Y - centerY);
        Imgproc.warpAffine(img, img, rotMat, new Size(img.cols(), img.rows()));
        processed.add(img);
    }
    preProcessor.setImages(processed);
    return preProcessor;
}

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