AudioPlayer.pde

// Download the sound library here: https://github.com/processing/processing-sound/releases
import processing.sound.*;

SoundFile file;

void setup() {
  file = new SoundFile(this, "volkstheater.aiff");
  file.loop();
}      

void draw() {
}

void keyPressed() {
  if (key == ' ') {
    file.play();
  }
}

void keyReleased() {
  if (key == ' ') {
    file.stop();
  }
}