mirror of
https://github.com/opencv/opencv.git
synced 2024-12-03 16:35:09 +08:00
49 lines
1.6 KiB
Java
49 lines
1.6 KiB
Java
package org.opencv.test.features2d;
|
|
|
|
import org.opencv.core.Core;
|
|
import org.opencv.core.CvType;
|
|
import org.opencv.core.Mat;
|
|
import org.opencv.core.MatOfKeyPoint;
|
|
import org.opencv.core.Point;
|
|
import org.opencv.core.Scalar;
|
|
import org.opencv.core.KeyPoint;
|
|
import org.opencv.features2d.ORB;
|
|
import org.opencv.features2d.DescriptorMatcher;
|
|
import org.opencv.features2d.BOWImgDescriptorExtractor;
|
|
import org.opencv.test.OpenCVTestCase;
|
|
import org.opencv.test.OpenCVTestRunner;
|
|
import org.opencv.imgproc.Imgproc;
|
|
|
|
public class BOWImgDescriptorExtractorTest extends OpenCVTestCase {
|
|
|
|
ORB extractor;
|
|
DescriptorMatcher matcher;
|
|
int matSize;
|
|
|
|
public static void assertDescriptorsClose(Mat expected, Mat actual, int allowedDistance) {
|
|
double distance = Core.norm(expected, actual, Core.NORM_HAMMING);
|
|
assertTrue("expected:<" + allowedDistance + "> but was:<" + distance + ">", distance <= allowedDistance);
|
|
}
|
|
|
|
private Mat getTestImg() {
|
|
Mat cross = new Mat(matSize, matSize, CvType.CV_8U, new Scalar(255));
|
|
Imgproc.line(cross, new Point(20, matSize / 2), new Point(matSize - 21, matSize / 2), new Scalar(100), 2);
|
|
Imgproc.line(cross, new Point(matSize / 2, 20), new Point(matSize / 2, matSize - 21), new Scalar(100), 2);
|
|
|
|
return cross;
|
|
}
|
|
|
|
@Override
|
|
protected void setUp() throws Exception {
|
|
super.setUp();
|
|
extractor = ORB.create();
|
|
matcher = DescriptorMatcher.create(DescriptorMatcher.BRUTEFORCE);
|
|
matSize = 100;
|
|
}
|
|
|
|
public void testCreate() {
|
|
BOWImgDescriptorExtractor bow = new BOWImgDescriptorExtractor(extractor, matcher);
|
|
}
|
|
|
|
}
|