63 lines
1.3 KiB
Plaintext
63 lines
1.3 KiB
Plaintext
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/**
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* Framingham
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* by Ben Fry.
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*
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* Show subsequent frames from video input as a grid. Also fun with movie files.
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*/
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import processing.video.*;
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Capture video;
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int column;
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int columnCount;
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int lastRow;
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// Buffer used to move all the pixels up
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int[] scoot;
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void setup() {
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size(640, 480);
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// This the default video input, see the GettingStartedCapture
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// example if it creates an error
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video = new Capture(this, 160, 120);
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// Start capturing the images from the camera
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video.start();
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column = 0;
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columnCount = width / video.width;
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int rowCount = height / video.height;
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lastRow = rowCount - 1;
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scoot = new int[lastRow*video.height * width];
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background(0);
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}
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void draw() {
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// By using video.available, only the frame rate need be set inside setup()
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if (video.available()) {
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video.read();
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video.loadPixels();
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image(video, video.width*column, video.height*lastRow);
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column++;
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if (column == columnCount) {
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loadPixels();
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// Scoot everybody up one row
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arrayCopy(pixels, video.height*width, scoot, 0, scoot.length);
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arrayCopy(scoot, 0, pixels, 0, scoot.length);
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// Set the moved row to black
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for (int i = scoot.length; i < width*height; i++) {
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pixels[i] = #000000;
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}
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column = 0;
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updatePixels();
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}
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}
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}
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