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Image Processing examples for 2.0

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This commit is contained in:
Casey Reas
2011-09-16 06:08:57 +00:00
parent 472fd13b2f
commit dabdffc1dd
7 changed files with 36 additions and 32 deletions
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13
java/examples/Topics/Image Processing/EdgeDetection/EdgeDetection.pde
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@@ -1,13 +1,14 @@
/**
* Edge Detection.
*
* Exposing areas of contrast within an image
* by processing it through a high-pass filter.
* A high-pass filter sharpens an image. This program analyzes every
* pixel in an image in relation to the neighboring pixels to sharpen
* the image.
*/
// @pjs preload must be used to preload media if the program is
// running with Processing.js
/* @pjs preload="house.jpg"; */
/* @pjs preload="moon.jpg"; */
float[][] kernel = {{ -1, -1, -1},
{ -1, 9, -1},
@@ -16,8 +17,8 @@ float[][] kernel = {{ -1, -1, -1},
PImage img;
void setup() {
size(200, 200);
img = loadImage("house.jpg"); // Load the original image
size(640, 360);
img = loadImage("moon.jpg"); // Load the original image
noLoop();
}
@@ -47,6 +48,6 @@ void draw() {
}
// State that there are changes to edgeImg.pixels[]
edgeImg.updatePixels();
image(edgeImg, 100, 0); // Draw the new image
image(edgeImg, width/2, 0); // Draw the new image
}