KIAS primer - Revision history

Kzxpr at 09:26, 27 October 2019

2019-10-27T09:26:56Z

Kzxpr: /* Flip image */

2019-10-27T09:24:00Z

Flip image

Kzxpr: /* Flip image */

2019-10-27T09:22:46Z

Flip image

Kzxpr at 09:22, 27 October 2019

2019-10-27T09:22:16Z

Kzxpr at 09:20, 27 October 2019

2019-10-27T09:20:20Z

Kzxpr: /* Basic Image Processing */

2019-10-27T09:19:33Z

Basic Image Processing

Kzxpr: /* Displaying an Image */

2019-10-27T09:08:32Z

Displaying an Image

Kzxpr: /* Displaying an Image */

2019-10-27T09:08:14Z

Displaying an Image

Kzxpr: Created page with "== Basic Image Processing == === Displaying an Image === for( int y = 0; y < h; y++ ) { for( int x = 0; x < w; x++ ) { dist.at(y,x)[0] = sources[1].at(y,x)[0]..."

2019-10-27T09:07:30Z

Created page with "== Basic Image Processing == === Displaying an Image === for( int y = 0; y < h; y++ ) { for( int x = 0; x < w; x++ ) { dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,x)[0]..."

New page

== Basic Image Processing ==
=== Displaying an Image ===
for( int y = 0; y < h; y++ ) {
for( int x = 0; x < w; x++ ) {
dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,x)[0];
dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>(y,x)[1];
dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>(y,x)[2];
}
}

where h = screen height, w = screen width and sources[1] = input

@@ Line 36: / Line 36: @@
 		dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>((h-y),(w-x))[1];
 		dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>((h-y),(w-x))[2];
+	}
 }</nowiki>

@@ Line 27: / Line 27: @@
 		dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>((h-y),x)[1];
 		dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>((h-y),x)[2];
+	}
 }</nowiki>

@@ Line 24: / Line 24: @@
   <nowiki>for( int y = 0; y < h; y++ ) {
 	for( int x = 0; x < w; x++ ) {
-		dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,(w-x))[0];
+		dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>((h-y),x)[0];
-		dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>(y,(w-x))[1];
+		dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>((h-y),x)[1];
-		dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>(y,(w-x))[2];
+		dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>((h-y),x)[2];
+	}
 }</nowiki>

@@ Line 11: / Line 11: @@
 where h = screen height, w = screen width and sources[1] = input
-=== Mirror image ===
+=== Flip image ===
   <nowiki>for( int y = 0; y < h; y++ ) {
 	for( int x = 0; x < w; x++ ) {

@@ Line 1: / Line 1: @@
 == Basic Image Processing ==
 === Displaying an Image ===
-  <nowiki><pre>for( int y = 0; y < h; y++ ) {
+  <nowiki>for( int y = 0; y < h; y++ ) {
 	for( int x = 0; x < w; x++ ) {
 		dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,x)[0];
@@ Line 7: / Line 7: @@
 		dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>(y,x)[2];
+	}
-}</pre></nowiki>
+}</nowiki>
 where h = screen height, w = screen width and sources[1] = input
 === Mirror image ===
-				dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,(w-x))[0];
+ <nowiki>for( int y = 0; y < h; y++ ) {
-				dist.at<Vec3b>(y,x)[1] = sources[1].at<Vec3b>(y,(w-x))[1];
+	for( int x = 0; x < w; x++ ) {
-				dist.at<Vec3b>(y,x)[2] = sources[1].at<Vec3b>(y,(w-x))[2];
+		dist.at<Vec3b>(y,x)[0] = sources[1].at<Vec3b>(y,(w-x))[0];