DIYbio:Software/ucam

ucam 2-axis digital stage

code to control two servos via an arduino to move a 2-axis microscope slide stage can be found on at [1].

last updated: 8 Feb 2009

ucam blob detection

requirements

• processing.org 1.0.9
• v3ga blob-detection library)
  • note: after installing the library, you must restart the processing ide.

code

code last updated: 13 Dec 2009

/**
 * Getting Started with Capture.
 * 
 * Reading and displaying an image from an attached Capture device. 
 */ 
 
import processing.video.*;
import blobDetection.*; 

Capture cam;
Capture isight;

BlobDetection theBlobDetection; 
PImage img; 
boolean newFrame=false; 

void setup() {
  size(640, 480);  // Change size to 320 x 240 if too slow at 640 x 480

  // If no device is specified, will just use the default.
  
  // To use another device (i.e. if the default device causes an error),  
  // list all available capture devices to the console to find your camera.
  String[] devices = Capture.list();
  println(devices);
  println(devices[7]);
  
  // Change devices[0] to the proper index for your camera.
  isight = new Capture(this, width, height, devices[7]); // isight identically named to ext. usb camera?
  cam = new Capture(this, width, height, devices[7]);
  isight = null; //get rid of isight object since we just use it to help select the external

  // Opens the settings page for this capture device.
  //camera.settings();
}


void captureEvent(Capture myCapture) {
  cam.read();
}

void draw() {
  image(cam, 0, 0);
}