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Add Comments to DesaturateIt.java

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Siwat Sirichai 2020-10-29 14:30:41 +07:00
parent 8ce87145b8
commit 0d0e7140c4
2 changed files with 9 additions and 8 deletions
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Week9/Assignment9/bin/DesaturateIt.class
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Week9/Assignment9/src/DesaturateIt.java
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@ -12,19 +12,19 @@ public class DesaturateIt{
// - original, grayscale, sepia // - original, grayscale, sepia
//Array Structure //Array Structure
// [X][Y][COLOR] // [X][Y][COLOR]
int[][][][] images = new int[3][][][]; int[][][][] images = new int[3][][][]; //We want to draw 3 images,
images[0]=rgb; images[0]=rgb; //the default image
images[1]=gray; images[1]=gray; //gray image
images[2]=sepia; images[2]=sepia; //sepiaed image
Java101ImageUtil.showViewer(images,"show all"); Java101ImageUtil.showViewer(images,"show all"); //Call ImageUtil to draw the image
} }
public static int [][][] grayscale(int [][][] rgb) { public static int [][][] grayscale(int [][][] rgb) {
// fill code // fill code
int[][][] grayscale = new int [rgb.length][rgb[0].length][3]; int[][][] grayscale = new int [rgb.length][rgb[0].length][3];
for(int i=0;i<grayscale.length;i++) for(int j=0;j<grayscale[0].length;j++) { for(int i=0;i<grayscale.length;i++) for(int j=0;j<grayscale[0].length;j++) { //Loop through each Pixel
int modifiedColor = (int)Math.ceil((rgb[i][j][0]+rgb[i][j][1]+rgb[i][j][2])/3.0); int modifiedColor = (int)Math.ceil((rgb[i][j][0]+rgb[i][j][1]+rgb[i][j][2])/3.0); //Grayscale is the average of all color in each pixel
for(int k = 0;k<3;k++)grayscale[i][j][k] = modifiedColor; for(int k = 0;k<3;k++)grayscale[i][j][k] = modifiedColor; //All color in pixel == Avg Color
} }
return grayscale; return grayscale;
} }
@ -34,6 +34,7 @@ public class DesaturateIt{
int[][][] sepia = new int [rgb.length][rgb[0].length][3]; int[][][] sepia = new int [rgb.length][rgb[0].length][3];
for(int i=0;i<sepia.length;i++) for(int j=0;j<sepia[0].length;j++) { for(int i=0;i<sepia.length;i++) for(int j=0;j<sepia[0].length;j++) {
int modifiedColor = (int)Math.ceil((rgb[i][j][0]+rgb[i][j][1]+rgb[i][j][2])/3.0); int modifiedColor = (int)Math.ceil((rgb[i][j][0]+rgb[i][j][1]+rgb[i][j][2])/3.0);
//Like Grayscale, just adjust the color ratio
sepia[i][j][0] = (int)(modifiedColor*0.8745); sepia[i][j][0] = (int)(modifiedColor*0.8745);
sepia[i][j][1] = (int)(modifiedColor*0.6352); sepia[i][j][1] = (int)(modifiedColor*0.6352);
sepia[i][j][2] = (int)(modifiedColor*0.4941); sepia[i][j][2] = (int)(modifiedColor*0.4941);