Added all Matrix filters
This commit is contained in:
Remizov Kirirll
parent
f671d526f0
commit
65aeef7f2b
@ -1,5 +1,8 @@
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package org.example.lab_1.Helpers;
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import javafx.scene.control.ProgressBar;
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import javafx.scene.image.*;
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public class Helpers {
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public static int CheckBit(int val, int min, int max){
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if (val > max) {
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@ -28,4 +31,107 @@ public class Helpers {
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}
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}
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}
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public static void MatrixFilter( ImageView imageView, double[][] matrix, String log) {
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Image img = imageView.getImage();
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if (img == null) {
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return;
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}
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int w = (int) img.getWidth();
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int h = (int) img.getHeight();
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PixelReader reader = img.getPixelReader();
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WritableImage Img = new WritableImage(w, h);
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PixelWriter writer = Img.getPixelWriter();
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for (int y = 1; y < h - 1; y++) {
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for (int x = 1; x < w - 1; x++) {
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int sumRed = 0;
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int sumGreen = 0;
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int sumBlue = 0;
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for (int dy = -1; dy <= 1; dy++) {
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for (int dx = -1; dx <= 1; dx++) {
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int argb = reader.getArgb(x + dx, y + dy);
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int r = (argb >> 16) & 0xFF;
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int g = (argb >> 8) & 0xFF;
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int b = argb & 0xFF;
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sumRed += (int) (r * matrix[dy + 1][dx + 1]);
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sumGreen += (int) (g * matrix[dy + 1][dx + 1]);
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sumBlue += (int) (b * matrix[dy + 1][dx + 1]);
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}
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}
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int newRed = CheckBit(sumRed + 128, 0, 255);
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int newGreen = CheckBit(sumGreen + 128, 0, 255);
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int newBlue = CheckBit(sumBlue + 128, 0, 255);
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int a = (reader.getArgb(x, y) >> 24) & 0xFF;
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int newArgb = (a << 24) | (newRed << 16) | (newGreen << 8) | newBlue;
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writer.setArgb(x, y, newArgb);
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}
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}
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imageView.setImage(Img);
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System.out.println("Применен фильтр: " + log);
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}
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public static void DoubleMatrixFilter( ImageView imageView, double[][] gx, double[][] gy, String log) {
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Image img = imageView.getImage();
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if (img == null) {
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return;
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}
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int w = (int) img.getWidth();
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int h = (int) img.getHeight();
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PixelReader reader = img.getPixelReader();
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WritableImage Img = new WritableImage(w, h);
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PixelWriter writer = Img.getPixelWriter();
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for (int y = 1; y < h - 1; y++) {
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for (int x = 1; x < w - 1; x++) {
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int sumGxRed = 0, sumGxGreen = 0, sumGxBlue = 0;
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int sumGyRed = 0, sumGyGreen = 0, sumGyBlue = 0;
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// Применяем свертку с ядрами Gx и Gy
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for (int dy = -1; dy <= 1; dy++) {
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for (int dx = -1; dx <= 1; dx++) {
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int argb = reader.getArgb(x + dx, y + dy);
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int r = (argb >> 16) & 0xFF;
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int g = (argb >> 8) & 0xFF;
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int b = argb & 0xFF;
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sumGxRed += r * gx[dy + 1][dx + 1];
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sumGxGreen += g * gx[dy + 1][dx + 1];
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sumGxBlue += b * gx[dy + 1][dx + 1];
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sumGyRed += r * gy[dy + 1][dx + 1];
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sumGyGreen += g * gy[dy + 1][dx + 1];
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sumGyBlue += b * gy[dy + 1][dx + 1];
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}
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}
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int gradientRed = (int) Math.sqrt(sumGxRed * sumGxRed + sumGyRed * sumGyRed);
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int gradientGreen = (int) Math.sqrt(sumGxGreen * sumGxGreen + sumGyGreen * sumGyGreen);
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int gradientBlue = (int) Math.sqrt(sumGxBlue * sumGxBlue + sumGyBlue * sumGyBlue);
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gradientRed = CheckBit(gradientRed, 0, 255);
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gradientGreen = CheckBit(gradientGreen, 0, 255);
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gradientBlue = CheckBit(gradientBlue, 0, 255);
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int a = (reader.getArgb(x, y) >> 24) & 0xFF;
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int newArgb = (a << 24) | (gradientRed << 16) | (gradientGreen << 8) | gradientBlue;
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writer.setArgb(x, y, newArgb);
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}
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}
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imageView.setImage(Img);
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System.out.println("Применен фильтр: " + log);
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}
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}
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@ -12,6 +12,8 @@ import javafx.stage.Stage;
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import static org.example.lab_1.Helpers.Helpers.CheckBit;
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import static org.example.lab_1.Helpers.Helpers.NormolizeIdealOtr;
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import static org.example.lab_1.Helpers.Helpers.sortArray;
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import static org.example.lab_1.Helpers.Helpers.MatrixFilter;
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import static org.example.lab_1.Helpers.Helpers.DoubleMatrixFilter;
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public class ImageEditorController {
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@ -441,7 +443,7 @@ public class ImageEditorController {
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progressBar.setVisible(false);
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}
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public void applyMedianFilter() {
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public void MedianFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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Image img = imageView.getImage();
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@ -494,4 +496,154 @@ public class ImageEditorController {
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progressBar.setVisible(false);
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}
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public void EmbossFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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double[][] kernel = {
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{0, 1, 0},
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{1, 0, -1},
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{0, -1, 0}
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};
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MatrixFilter(imageView, kernel, "Тиснение");
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progressBar.setVisible(false);
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}
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public void goFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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double[][] kernel = {
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{1.0 / 3, 0, 0},
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{1.0 / 3, 0, 0},
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{1.0 / 3, 0, 0}
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};
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MatrixFilter(imageView, kernel, "Размытие в Движении");
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progressBar.setVisible(false);
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}
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public void RazshirFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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Image img = imageView.getImage();
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if (img == null) {
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return;
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}
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int w = (int) img.getWidth();
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int h = (int) img.getHeight();
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PixelReader reader = img.getPixelReader();
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WritableImage dilationImg = new WritableImage(w, h);
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PixelWriter writer = dilationImg.getPixelWriter();
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for (int y = 1; y < h - 1; y++) {
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for (int x = 1; x < w - 1; x++) {
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int maxRed = 0;
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int maxGreen = 0;
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int maxBlue = 0;
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for (int dy = -1; dy <= 1; dy++) {
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for (int dx = -1; dx <= 1; dx++) {
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int argb = reader.getArgb(x + dx, y + dy);
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int r = (argb >> 16) & 0xFF;
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int g = (argb >> 8) & 0xFF;
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int b = argb & 0xFF;
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if (r > maxRed) maxRed = r;
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if (g > maxGreen) maxGreen = g;
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if (b > maxBlue) maxBlue = b;
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}
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}
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int a = (reader.getArgb(x, y) >> 24) & 0xFF;
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int newArgb = (a << 24) | (maxRed << 16) | (maxGreen << 8) | maxBlue;
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writer.setArgb(x, y, newArgb);
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}
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}
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imageView.setImage(dilationImg);
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System.out.println("Применен фильтр: Разширение");
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progressBar.setVisible(false);
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}
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public void ErosionFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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Image img = imageView.getImage();
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if (img == null) {
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return;
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}
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int w = (int) img.getWidth();
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int h = (int) img.getHeight();
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PixelReader reader = img.getPixelReader();
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WritableImage erosionImg = new WritableImage(w, h);
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PixelWriter writer = erosionImg.getPixelWriter();
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for (int y = 1; y < h - 1; y++) {
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for (int x = 1; x < w - 1; x++) {
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int minRed = 255;
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int minGreen = 255;
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int minBlue = 255;
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for (int dy = -1; dy <= 1; dy++) {
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for (int dx = -1; dx <= 1; dx++) {
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int argb = reader.getArgb(x + dx, y + dy);
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int r = (argb >> 16) & 0xFF;
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int g = (argb >> 8) & 0xFF;
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int b = argb & 0xFF;
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if (r < minRed) minRed = r;
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if (g < minGreen) minGreen = g;
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if (b < minBlue) minBlue = b;
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}
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}
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int a = (reader.getArgb(x, y) >> 24) & 0xFF;
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int newArgb = (a << 24) | (minRed << 16) | (minGreen << 8) | minBlue;
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writer.setArgb(x, y, newArgb);
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}
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}
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imageView.setImage(erosionImg);
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System.out.println("Применен фильтр: Сужение");
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progressBar.setVisible(false);
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}
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public void SobelFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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double[][] dx = {
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{-1, 0, 1},
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{-2, 0, 2},
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{-1, 0, 1}
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};
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double[][] dy = {
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{-1, -2, -1},
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{0, 0, 0},
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{1, 2, 1}
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};
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DoubleMatrixFilter(imageView, dx, dy, "Фильтр Собеля");
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progressBar.setVisible(false);
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}
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public void SharrFilter() {
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progressBar.setVisible(true);
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oldImg = imageView.getImage();
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double[][] dx = {
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{3, 10, 3},
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{10, 0, -10},
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{-3, -10, -3}
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};
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double[][] dy = {
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{3, 0, -3},
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{10, 0, -10},
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{3, 0, -3}
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};
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DoubleMatrixFilter(imageView, dx, dy, "Фильтр Щарра");
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progressBar.setVisible(false);
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}
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}
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@ -25,15 +25,15 @@
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<MenuItem text="Серый мир" onAction="#grayWorld"/>
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<MenuItem text="Автоуровни" onAction="#autoLevels"/>
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<MenuItem text="Идеальный отражатель" onAction="#IDdealOtr" />
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<MenuItem text="Медиана" onAction="#applyMedianFilter"/>
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<MenuItem text="Медиана" onAction="#MedianFilter"/>
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</Menu>
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<Menu text="Матричные">
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<MenuItem text="Тиснение" />
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<MenuItem text="Разматие в движении" />
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<MenuItem text="Разширение" />
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<MenuItem text="Сужение" />
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<MenuItem text="Фильтр Собеля" />
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<MenuItem text="Фильтр Щарра" />
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<MenuItem text="Тиснение" onAction="#EmbossFilter"/>
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<MenuItem text="Разматие в движении" onAction="#goFilter" />
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<MenuItem text="Разширение" onAction="#RazshirFilter" />
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<MenuItem text="Сужение" onAction="#ErosionFilter"/>
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<MenuItem text="Фильтр Собеля" onAction="#SobelFilter" />
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<MenuItem text="Фильтр Щарра" onAction="#SharrFilter"/>
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</Menu>
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</Menu>
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</MenuBar>
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