A small JavaFX application which shows an image taken by the isight camera using imagesnap

HelloIsight.scala

package net.ladstatt.apps.isight

import java.io.InputStream

import javafx.application.Application
import javafx.scene.Group
import javafx.scene.Scene
import javafx.scene.image.Image
import javafx.scene.image.ImageView
import javafx.stage.Stage

object HelloIsight {

  def main(args: Array[String]): Unit = {
    Application.launch(classOf[HelloIsight], args: _*)
  }
}

class HelloIsight extends javafx.application.Application {

  // this can get more complicated if you use a "native" approach
  // using a jni based solution
  // see http://iharder.sourceforge.net/current/macosx/imagesnap/
  def snapIt: InputStream = {
    val runtime = Runtime.getRuntime()
    val process = runtime.exec(Array("/opt/local/bin/imagesnap", "-"))
    process.getInputStream()
  }

  override def start(stage: Stage): Unit = {
    stage.setTitle("Webcam snapshot")

    val group = new Group
    val imageView = new ImageView(new Image(snapIt))
    group.getChildren.add(imageView)
    val scene = new Scene(group)

    stage.setScene(scene)
    stage.show()
  }

}