VideoSink.java

package org.myrobotlab.service.interfaces;

import org.myrobotlab.framework.Service;
import org.myrobotlab.image.SerializableImage;

public abstract class VideoSink extends Service {

  private static final long serialVersionUID = 1L;

  public VideoSink(String n) {
    super(n);
  }

  public boolean attach(VideoSource vs) {
    subscribe(vs.getName(), "publishDisplay");
    return true;
  }

  public boolean attachVideoSource(String videoSource) {
    ServiceInterface si = org.myrobotlab.service.Runtime.getService(videoSource);
    if (si instanceof VideoSource) {
      return attach((VideoSource) si);
    }

    error("%s is not a VideoSource", videoSource);
    return false;
  }

  public boolean detach(VideoSource vs) {
    unsubscribe(vs.getName(), "publishDisplay");
    return true;
  }

  public boolean detachVideoSource(String videoSource) {
    ServiceInterface si = org.myrobotlab.service.Runtime.getService(videoSource);
    if (si instanceof VideoSource) {
      return detach((VideoSource) si);
    }

    error("%s is not a VideoSource", videoSource);
    return false;
  }

  public abstract void onDisplay(SerializableImage img);
}