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Yash020405Yash020405
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‎ImageEditor.java

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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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//import java.util.Arrays;
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import java.util.Scanner;
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import javax.imageio.ImageIO;
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import java.awt.*;
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public class ImageEditor {
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public static BufferedImage convertToGrayScale(BufferedImage inputImage) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width, height,BufferedImage.TYPE_BYTE_GRAY);
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for (int i = 0; i < height; i++) {
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for (int j = 0; j < width; j++) {
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outputImage.setRGB(j, i, inputImage.getRGB(j, i));
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}
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}
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return outputImage;
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}
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public static BufferedImage colorInvert(BufferedImage inputImage) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width, height,BufferedImage.TYPE_INT_RGB);
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for (int i = 0; i < height; i++) {
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for (int j = 0; j < width; j++) {
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Color pixel = new Color(inputImage.getRGB(j, i));
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int red = pixel.getRed();
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int blue = pixel.getBlue();
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int green = pixel.getGreen();
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int finalred = 255 - red;
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int finalblue = 255 -blue;
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int finalgreen = 255- green;
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Color newPixel = new Color (finalred,finalgreen,finalblue);
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outputImage.setRGB(j, i, newPixel.getRGB());
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}
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}
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return outputImage;
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}
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public static BufferedImage rotateImage(BufferedImage inputImage) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(height, width,BufferedImage.TYPE_INT_RGB);
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int r=0;
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for (int i = 0; i < width; i++) {
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int c=0;
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for (int j = height-1; j>=0; j--) {
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Color pixel = new Color(inputImage.getRGB(i, j));
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outputImage.setRGB(c, r, pixel.getRGB());
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c++;
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}r++;
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}return outputImage;
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}
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public static BufferedImage horizontalSwitch(BufferedImage inputImage) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB);
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int r=0;
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for (int i=0; i<height; i++) {
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int c=0;
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for (int j = width-1; j>=0; j--) {
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Color pixel = new Color(inputImage.getRGB(j, i));
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outputImage.setRGB(c, r, pixel.getRGB());
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c++;
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}r++;
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}return outputImage;
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}
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public static BufferedImage verticalSwitch(BufferedImage inputImage) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB);
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int r=0;
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for (int i=height-1; i>=0; i--) {
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int c=0;
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for (int j = 0; j<width; j++) {
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Color pixel = new Color(inputImage.getRGB(j, i));
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outputImage.setRGB(c, r, pixel.getRGB());
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c++;
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}r++;
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}return outputImage;
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}
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public static void blurSquare(BufferedImage inputImage, BufferedImage outputImage, int start_row, int end_row, int start_col, int end_col){
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int r=0,b=0,g=0,c=0;
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for(int i=start_row;i< end_row;i++){
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for(int j=start_col;j<end_col;j++){
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Color pixel = new Color (inputImage.getRGB(j, i));
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r+=pixel.getRed();
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b+=pixel.getBlue();
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g+=pixel.getGreen();
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c++;
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}
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}
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Color newPixel = new Color(r/c,b/c,g/c);
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for(int k=start_row;k<end_row;k++){
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for(int u=start_col;u<end_col;u++){
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outputImage.setRGB(u, k, newPixel.getRGB());
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}
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}
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}
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public static BufferedImage blurImage(BufferedImage inputImage, int blur) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB);
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for(int row=0;row+blur<height;row+=blur){
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for(int col=0;col+blur<width;col+=blur){
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blurSquare(inputImage,outputImage,row,row+blur,col,col+blur);
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}
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}if ((height*width)%(blur*blur)!=0){
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}
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return outputImage;
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}
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public static BufferedImage changeBrightness(BufferedImage inputImage,int increase) {
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int height = inputImage.getHeight();
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int width = inputImage.getWidth();
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BufferedImage outputImage = new BufferedImage(width, height,BufferedImage.TYPE_3BYTE_BGR);
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for (int i = 0; i < height; i++) {
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for (int j = 0; j < width; j++) {
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Color pixel = new Color(inputImage.getRGB(j, i));
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int red = pixel.getRed();
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int blue = pixel.getBlue();
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int green = pixel.getGreen();
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red = red + (increase * red / 100);
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blue = blue + (increase * blue) / 100;
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green = green + (increase * green) / 100;
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if (red > 255) red = 255;
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if (blue > 255) blue = 255;
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if (green > 255) green = 255;
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if (red < 0) red = 0;
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if (blue < 0) blue = 0;
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if (green < 0) green = 0;
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Color newPixel = new Color(red, green, blue);
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outputImage.setRGB(j, i, newPixel.getRGB());
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}
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}return outputImage;
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}
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public static void main(String args[]) {
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System.out.println();
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System.out.println("WELCOME!!");
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Scanner sc = new Scanner (System.in);
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System.out.print("Enter the path of the image ::");
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String s = sc.nextLine();
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boolean ch = true;
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try {
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while(ch){
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System.out.println();
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System.out.print("Enter the path to save the image ::");
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String p;
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p = sc.next();
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String o = "";
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if(p.length()>4){
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for (int i=p.length()-4;i<p.length();i++){
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o+=p.charAt(i);
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}
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if (o.equals(".jpg")){
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p=p+"";
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}else{
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p=p+".jpg";
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}
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}else{
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p=p+".jpg";
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}
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System.out.println();
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System.out.println("Enter 1 to convert the image to grayscale.");
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System.out.println("Enter 2 to change the brightness.");
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System.out.println("Enter 3 to rotate the image clockwise.");
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System.out.println("Enter 4 to rotate the image anti-clockwise.");
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System.out.println("Enter 5 to horizontally flip the image.");
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System.out.println("Enter 6 to vertically flip the image.");
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System.out.println("Enter 7 to blur the image.");
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System.out.println("Enter 8 to invert the image.");
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System.out.println("Enter 0 to exit.");
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System.out.print("Enter the choice::");
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int choice = sc.nextInt();
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File inputFile = new File(s);
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BufferedImage inputImage = ImageIO.read(inputFile);
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if (choice==1){
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BufferedImage grayScale = convertToGrayScale(inputImage);
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File graScaleImage = new File(p);
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ImageIO.write(grayScale, "jpg", graScaleImage);
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System.out.println("Image changed to GrayScale Successfully!!");
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}else if (choice==2){
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System.out.print("Enter the brightness value to be modified::");
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int N = sc.nextInt();
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BufferedImage changedBrightness = changeBrightness(inputImage,N);
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File changedBrightnessImage = new File(p);
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ImageIO.write(changedBrightness, "jpg", changedBrightnessImage);
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System.out.println("Image Brightness Changed Successfully!!");
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}else if (choice ==3){
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BufferedImage rotatedImageC = rotateImage(inputImage);
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File RotatedImageC = new File(p);
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ImageIO.write(rotatedImageC, "jpg", RotatedImageC);
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System.out.println("Image Rotated clockwise Successfully!!");
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}else if (choice==4){
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BufferedImage rotatedImageAC = verticalSwitch(horizontalSwitch(rotateImage(inputImage)));
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File RotatedImageAC = new File(p);
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ImageIO.write(rotatedImageAC, "jpg", RotatedImageAC);
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System.out.println("Image Rotated anti-clockwise Successfully!!");
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}else if (choice ==5){
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BufferedImage HoriImage = horizontalSwitch(inputImage);
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File HorizontalImage = new File(p);
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ImageIO.write(HoriImage, "jpg", HorizontalImage);
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System.out.println("Image Flipped Horizontally Successfully!!");
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}else if (choice ==6){
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BufferedImage VertiImage = verticalSwitch(inputImage);
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File VerticalImage = new File(p);
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ImageIO.write(VertiImage, "jpg", VerticalImage);
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System.out.println("Image Flipped Vertically Successfully!!");
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}else if (choice ==7){
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System.out.print("Enter the Blurring value::");
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int N = sc.nextInt();
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if (N>inputImage.getHeight() && N>inputImage.getWidth()){
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if(inputImage.getHeight()>inputImage.getWidth()){
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N=inputImage.getWidth();
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}else{
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N=inputImage.getHeight();
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}
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}else if(N>inputImage.getHeight()){
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N=inputImage.getHeight();
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}else if (N>inputImage.getWidth()){
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N=inputImage.getWidth();
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}else if (N<0){
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System.out.println("Invalid input !!");
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break;
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}
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BufferedImage BlurImage = blurImage(inputImage,N);
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File BlooImage = new File(p);
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ImageIO.write(BlurImage, "jpg", BlooImage);
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System.out.println("Image Blurred Successfully!!");
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}else if (choice ==8){
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BufferedImage InvertImage = colorInvert(inputImage);
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File InvertedImage = new File(p);
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ImageIO.write(InvertImage, "jpg", InvertedImage);
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System.out.println("Image Inverted Successfully!!");
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}
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else if(choice==0){
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ch=false;
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System.out.println("Thank You for visiting!!");
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break;
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}else{
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System.out.println("Invalid choice!!");
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}
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System.out.println();
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System.out.print("Do you want to continue?(Enter Y to continue)");
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char cont = sc.next().charAt(0);
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char yes = 'Y';
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if (cont != yes && ch){
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ch=false;
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System.out.println("Thank You for visiting!!");
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break;
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}else{
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System.out.println("Enter 9 to work on the modified image");
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System.out.println("Enter 10 to work on original image.");
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System.out.println("Enter 11 to work on new image.");
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}
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System.out.print("Enter the choice::");
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int K = sc.nextInt();
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if (K==9){
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s=""+p;
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}else if (K==11){
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String t="";
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System.out.print("Enter the path of the image::");
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t=sc.next();
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s=t;
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}
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}
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}catch (IOException e) {
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e.printStackTrace();
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}
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}
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}

‎ImageEditor_Documentation_YashAgarwal.pdf

325 KB
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‎sample.jpg

13.6 KB
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