/** Compare the two template matcher implementations against one another */
@Test
public void compareTest() {
for (TemplateMatcher.Mode sMode : TemplateMatcher.Mode.values()) {
TemplateMatcher sMatcher = new TemplateMatcher(template, sMode);
sMatcher.analyseImage(image);
FValuePixel[] sBestResponses = sMatcher.getBestResponses(5);
FImage sResponse = sMatcher.getResponseMap().normalise();
FourierTemplateMatcher.Mode fMode = FourierTemplateMatcher.Mode.valueOf(sMode.toString());
FourierTemplateMatcher fMatcher = new FourierTemplateMatcher(template, fMode);
fMatcher.analyseImage(image);
FValuePixel[] fBestResponses = fMatcher.getBestResponses(5);
FImage fResponse = fMatcher.getResponseMap().normalise();
System.out.println(sMode);
assertEquals(fMode.scoresAscending(), sMode.scoresAscending());
assertEquals(fBestResponses.length, sBestResponses.length);
for (int i = 0; i < fBestResponses.length; i++) {
assertEquals(fBestResponses[i].x, sBestResponses[i].x);
assertEquals(fBestResponses[i].y, sBestResponses[i].y);
}
assertEquals(fResponse.width, sResponse.width);
assertEquals(fResponse.height, sResponse.height);
for (int y = 0; y < fResponse.height; y++) {
for (int x = 0; x < fResponse.width; x++) {
assertEquals(fResponse.pixels[y][x], sResponse.pixels[y][x], 0.15);
}
}
}
}
/**
* Testing
*
* @param args
* @throws IOException
*/
public static void main(String[] args) throws IOException {
FImage image = ImageUtilities.readF(new File("/Users/jsh2/Desktop/image.png"));
FImage template = image.extractROI(100, 100, 100, 100);
image.fill(0f);
image.drawImage(template, 100, 100);
TemplateMatcher matcher = new TemplateMatcher(template, Mode.CORRELATION);
matcher.setSearchBounds(new Rectangle(100, 100, 200, 200));
image.analyseWith(matcher);
DisplayUtilities.display(matcher.responseMap.normalise());
MBFImage cimg = image.toRGB();
for (FValuePixel p : matcher.getBestResponses(10)) {
System.out.println(p);
cimg.drawPoint(p, RGBColour.RED, 1);
}
cimg.drawShape(matcher.getSearchBounds(), RGBColour.BLUE);
cimg.drawShape(new Rectangle(100, 100, 100, 100), RGBColour.GREEN);
DisplayUtilities.display(cimg);
}
