Examples with Ponto br.edu.ifspsaocarlos.sdm.kifurecorder.processing.cornerDetector.Ponto used on opensource projects

Example 1 with Ponto

use of br.edu.ifspsaocarlos.sdm.kifurecorder.processing.cornerDetector.Ponto in project kifu-recorder by leonardost.

the class ImageUtils method generateOrthogonalBoardImage.

public static Mat generateOrthogonalBoardImage(Mat image, Corner[] corners) {
    Mat orthogonalBoardImage = new Mat(ORTHOGONAL_BOARD_IMAGE_SIZE, ORTHOGONAL_BOARD_IMAGE_SIZE, image.type());
    Mat orthogonalImageCorners = new Mat(4, 1, CvType.CV_32FC2);
    orthogonalImageCorners.put(0, 0, 0, 0, ORTHOGONAL_BOARD_IMAGE_SIZE, 0, ORTHOGONAL_BOARD_IMAGE_SIZE, ORTHOGONAL_BOARD_IMAGE_SIZE, 0, ORTHOGONAL_BOARD_IMAGE_SIZE);
    Point[] realCornerPositions = new Point[4];
    for (int i = 0; i < 4; i++) {
        Ponto realCornerPosition = corners[i].getRealCornerPosition();
        realCornerPositions[i] = new Point(realCornerPosition.x, realCornerPosition.y);
    }
    Mat boardPositionInImage = new Mat(4, 1, CvType.CV_32FC2);
    boardPositionInImage.put(0, 0, realCornerPositions[0].x, realCornerPositions[0].y, realCornerPositions[1].x, realCornerPositions[1].y, realCornerPositions[2].x, realCornerPositions[2].y, realCornerPositions[3].x, realCornerPositions[3].y);
    Mat transformationMatrix = Imgproc.getPerspectiveTransform(boardPositionInImage, orthogonalImageCorners);
    Imgproc.warpPerspective(image, orthogonalBoardImage, transformationMatrix, orthogonalBoardImage.size());
    return orthogonalBoardImage;
}

Example 2 with Ponto

use of br.edu.ifspsaocarlos.sdm.kifurecorder.processing.cornerDetector.Ponto in project kifu-recorder by leonardost.

the class RecordGameActivity method processBoardCorners.

private void processBoardCorners() {
    Point[] cornerPoints = new Point[4];
    for (int i = 0; i < 4; i++) {
        Ponto ponto = boardCorners[i].getRealCornerPosition();
        cornerPoints[i] = new Point(ponto.x, ponto.y);
    }
    boardPositionInImage = new Mat(4, 1, CvType.CV_32FC2);
    boardPositionInImage.put(0, 0, cornerPoints[0].x, cornerPoints[0].y, cornerPoints[1].x, cornerPoints[1].y, cornerPoints[2].x, cornerPoints[2].y, cornerPoints[3].x, cornerPoints[3].y);
    boardContour = new MatOfPoint(cornerPoints);
}