Examples with DoubleRawIndexer org.bytedeco.javacpp.indexer.DoubleRawIndexer used on opensource projects

Example 1 with DoubleRawIndexer

use of org.bytedeco.javacpp.indexer.DoubleRawIndexer in project BoofCV by lessthanoptimal.

the class UtilOpenCV method toMat.

public static Mat toMat(DMatrixRMaj in) {
    Mat out = new Mat(in.numRows, in.numCols, CV_64F);
    DoubleRawIndexer indexer = out.createIndexer();
    for (int i = 0; i < in.numRows; i++) {
        for (int j = 0; j < in.numCols; j++) {
            indexer.put(i, j, in.get(i, j));
        }
    }
    return out;
}

Example 2 with DoubleRawIndexer

use of org.bytedeco.javacpp.indexer.DoubleRawIndexer in project BoofCV by lessthanoptimal.

the class UtilOpenCV method loadPinholeRadial.

/**
 * Loads a pinhole camera model with radian and tangential distortion in OpenCV format
 *
 * @param fileName path to file
 * @return CameraPinholeRadial
 */
public static CameraPinholeRadial loadPinholeRadial(String fileName) {
    FileStorage fs = new FileStorage(new File(fileName).getAbsolutePath(), FileStorage.READ);
    IntPointer width = new IntPointer(1);
    IntPointer height = new IntPointer(1);
    read(fs.get("image_width"), width, -1);
    read(fs.get("image_height"), height, -1);
    Mat K = new Mat();
    read(fs.get("camera_matrix"), K);
    Mat distortion = new Mat();
    read(fs.get("distortion_coefficients"), distortion);
    CameraPinholeRadial boof = new CameraPinholeRadial();
    boof.width = width.get();
    boof.height = height.get();
    DoubleRawIndexer indexerK = K.createIndexer();
    boof.fx = indexerK.get(0, 0);
    boof.skew = indexerK.get(0, 1);
    boof.fy = indexerK.get(1, 1);
    boof.cx = indexerK.get(0, 2);
    boof.cy = indexerK.get(1, 2);
    DoubleRawIndexer indexerD = distortion.createIndexer();
    if (distortion.rows() >= 5)
        boof.setRadial(indexerD.get(0, 0), indexerD.get(1, 0), indexerD.get(4, 0));
    else if (distortion.rows() >= 2)
        boof.setRadial(indexerD.get(0, 0), indexerD.get(1, 0));
    if (distortion.rows() >= 5)
        boof.fsetTangental(indexerD.get(2, 0), indexerD.get(3, 0));
    return boof;
}