/**
* Method to display pixel information for the passed x and y
*
* @param pictureX the x value in the picture
* @param pictureY the y value in the picture
*/
private void displayPixelInformation(int pictureX, int pictureY) {
// check that this x and y are in range
if (isLocationInPicture(pictureX, pictureY)) {
// save the current x and y index
colIndex = pictureX;
rowIndex = pictureY;
// get the pixel at the x and y
Pixel pixel = new Pixel(picture, colIndex, rowIndex);
// set the values based on the pixel
colValue.setText(Integer.toString(colIndex + numberBase));
rowValue.setText(Integer.toString(rowIndex + numberBase));
rValue.setText("R: " + pixel.getRed());
gValue.setText("G: " + pixel.getGreen());
bValue.setText("B: " + pixel.getBlue());
colorPanel.setBackground(new Color(pixel.getRed(), pixel.getGreen(), pixel.getBlue()));
} else {
clearInformation();
}
// notify the image display of the current x and y
imageDisplay.setCurrentX((int) (colIndex * zoomFactor));
imageDisplay.setCurrentY((int) (rowIndex * zoomFactor));
}
public boolean ManipBoxPattern(int xMin, int yMin, int xMax, int yMax, double amount) {
int x;
int y;
y = yMin;
while (y < yMax) {
x = xMin;
while (x < xMax) {
Pixel p = this.getPixel(x, y);
int yOffset = Math.abs(yMin - y);
int xOffset = Math.abs(xMin - x);
double ra = normal(x, xMin, xMax);
if (ra >= 1.0) {
int R = (int) (p.getRed() * amount);
int G = (int) (p.getGreen() * amount);
int B = (int) (255 * amount);
p.setRed(R);
p.setGreen(G);
p.setBlue(B);
p.getColor().brighter();
} else {
int R = (int) (p.getRed() * amount);
int G = (int) (255 * amount);
int B = (int) (p.getBlue() * amount);
p.setRed(R);
p.setGreen(G);
p.setBlue(B);
}
if (x % 2 == 0) {
int R = (int) (255 * amount);
int G = (int) (p.getGreen() * amount);
int B = (int) (p.getBlue() * amount);
p.setRed(R);
p.setGreen(G);
p.setBlue(B);
}
x = x + 1;
}
y = y + 1;
}
return true;
}
/**
* Method sadMatch that computes the SAD matches by translating the template image along the
* search image between two images and outputs a 2d int array of the SAD matches.
*
* @param: template: The template image of type Picture
* @param: search: The search image of type Picture
* @return: sadMatches: A 2d int array of the SAD matches between both images
*/
public static int[][] sadMatch(Picture template, Picture search) {
// Set 2d array for the template and search images
int[][] templateArray = new int[template.getHeight()][template.getWidth()];
int[][] searchArray = new int[search.getHeight()][search.getWidth()];
// Get pixel array for template and search images
Pixel[] templatePixels = template.getPixels();
Pixel[] searchPixels = search.getPixels();
int widthSearch = search.getWidth();
int heightSearch = search.getHeight();
int widthTemplate = template.getWidth();
int heightTemplate = template.getHeight();
// Get the red values of each pixel and move that into the correct position
for (Pixel pT : templatePixels) {
templateArray[pT.getY()][pT.getX()] = pT.getRed();
}
for (Pixel pS : searchPixels) {
searchArray[pS.getY()][pS.getX()] = pS.getRed();
}
int[][] sadMatches = new int[heightSearch - heightTemplate][widthSearch - widthTemplate];
for (int i = 0; i < sadMatches.length; i++) { // go from top to bottom
for (int j = 0; j < sadMatches[0].length; j++) { // go left to right at each height
int[][] sadMatchLocal =
new int[heightTemplate][widthTemplate]; // hold the sads in this area
for (int k = 0; k < heightTemplate; k++) { // find the differences in this area
for (int l = 0; l < widthTemplate; l++) {
sadMatchLocal[k][l] = Math.abs(templateArray[k][l] - searchArray[i + k][j + l]);
}
} // compute and set the differences
int sad = 0;
for (int y = 0; y < sadMatchLocal.length; y++) {
for (int z = 0; z < sadMatchLocal[0].length; z++) {
sad += sadMatchLocal[y][z];
} // find the sad
}
sadMatches[i][j] = sad; // set sad
}
}
return sadMatches;
}
public void fixUnderwater() {
Pixel[][] pixels = this.getPixels2D();
for (Pixel[] rowArray : pixels) {
for (Pixel pixelObj : rowArray) {
if (pixelObj.getBlue() > 160 && pixelObj.getRed() < 25) {
pixelObj.setBlue(pixelObj.getBlue() + 35);
}
}
}
}
public void negate() {
Pixel[][] pixels = this.getPixels2D();
for (Pixel[] rowArray : pixels) {
for (Pixel pixelObj : rowArray) {
pixelObj.setRed(255 - pixelObj.getRed());
pixelObj.setGreen(255 - pixelObj.getGreen());
pixelObj.setBlue(255 - pixelObj.getBlue());
}
}
}
public void grayscale() {
Pixel[][] pixels = this.getPixels2D();
for (Pixel[] rowArray : pixels) {
for (Pixel pixelObj : rowArray) {
int ave = (pixelObj.getRed() + pixelObj.getGreen() + pixelObj.getBlue()) / 3;
pixelObj.setBlue(ave);
pixelObj.setRed(ave);
pixelObj.setGreen(ave);
}
}
}
public void negate() {
Pixel[][] pixels = this.getPixels2D();
for (Pixel[] rowArray : pixels) {
for (Pixel pixelObj : rowArray) {
int a = pixelObj.getRed();
int b = pixelObj.getBlue();
int c = pixelObj.getGreen();
pixelObj.setRed(255 - a);
pixelObj.setBlue(255 - b);
pixelObj.setGreen(255 - c);
}
}
}
public void greyscale() {
Pixel[][] pixels = this.getPixels2D();
for (Pixel[] rowArray : pixels) {
for (Pixel pixelObj : rowArray) {
int a = pixelObj.getRed();
int b = pixelObj.getBlue();
int c = pixelObj.getGreen();
int d = (a + b + c) / 3;
pixelObj.setRed(d);
pixelObj.setBlue(d);
pixelObj.setGreen(d);
}
}
}
/**
* Create the color information panel
*
* @param labelFont the font to use for labels
* @return the color information panel
*/
private JPanel createColorInfoPanel(Font labelFont) {
// create a color info panel
JPanel colorInfoPanel = new JPanel();
colorInfoPanel.setLayout(new FlowLayout());
// get the pixel at the x and y
Pixel pixel = new Pixel(picture, colIndex, rowIndex);
// create the labels
rValue = new JLabel("R: " + pixel.getRed());
gValue = new JLabel("G: " + pixel.getGreen());
bValue = new JLabel("B: " + pixel.getBlue());
// create the sample color panel and label
colorLabel = new JLabel("Color at location: ");
colorPanel = new JPanel();
colorPanel.setBorder(new LineBorder(Color.black, 1));
// set the color sample to the pixel color
colorPanel.setBackground(pixel.getColor());
// set the font
rValue.setFont(labelFont);
gValue.setFont(labelFont);
bValue.setFont(labelFont);
colorLabel.setFont(labelFont);
colorPanel.setPreferredSize(new Dimension(25, 25));
// add items to the color information panel
colorInfoPanel.add(rValue);
colorInfoPanel.add(gValue);
colorInfoPanel.add(bValue);
colorInfoPanel.add(colorLabel);
colorInfoPanel.add(colorPanel);
return colorInfoPanel;
}
