import java.io.IOException;
import javax.microedition.lcdui.*;
import javax.microedition.media.*;
import javax.microedition.media.control.*;
import javax.microedition.midlet.MIDlet;
import javax.microedition.media.control.VideoControl;
public class VideoMIDlet extends MIDlet implements CommandListener {
private Display display;
private Form form;
private Command exit,back,capture,camera;
private Player player;
private VideoControl videoControl;
private Video video;
public VideoMIDlet() {
exit = new Command("Exit", Command.EXIT, 0);
camera = new Command("Camera", Command.SCREEN, 0);
back = new Command("Back", Command.BACK, 0);
capture = new Command("Capture", Command.SCREEN, 0);
form = new Form("Capture Video");
form.addCommand(camera);
form.setCommandListener(this);
}
public void startApp() {
display = Display.getDisplay(this);
display.setCurrent(form);
}
public void pauseApp() {}
public void destroyApp(boolean unconditional) {}
public void commandAction(Command c, Displayable s) {
if (c == exit) {
destroyApp(true);
notifyDestroyed();
} else if (c == camera) {
showCamera();
} else if (c == back)
display.setCurrent(form);
else if (c == capture) {
video = new Video(this);
video.start();
}
}
public void showCamera() {
try {
player = Manager.createPlayer("capture://video");
player.realize();
videoControl = (VideoControl)player.getControl("VideoControl");
Canvas canvas = new VideoCanvas(this, videoControl);
canvas.addCommand(back);
canvas.addCommand(capture);
canvas.setCommandListener(this);
display.setCurrent(canvas);
player.start();
} catch (IOException ioe) {} catch (MediaException me) {}
}
class Video extends Thread {
videoMIDlet midlet;
public Video(VideoMIDlet midlet) {
this.midlet = midlet;
}
public void run() {
captureVideo();
}
public void captureVideo() {
try {
byte[] raw = videoControl.getSnapshot(null);
Image image = Image.createImage(raw, 0, raw.length);
form.append(image);
display.setCurrent(form);
player.close();
player = null;
videoControl = null;
} catch (MediaException me) { }
}
};
}
import javax.microedition.lcdui.*;
import javax.microedition.media.MediaException;
import javax.microedition.media.control.VideoControl;
public class VideoCanvas extends Canvas {
private VideoMIDlet midlet;
public VideoCanvas(VideoMIDlet midlet, VideoControl videoControl) {
int width = getWidth();
int height = getHeight();
this.midlet = midlet;
videoControl.initDisplayMode(VideoControl.USE_DIRECT_VIDEO, this);
try {
videoControl.setDisplayLocation(2, 2);
videoControl.setDisplaySize(width - 4, height - 4);
} catch (MediaException me) {}
videoControl.setVisible(true);
}
public void paint(Graphics g) {
int width = getWidth();
int height = getHeight();
g.setColor(0x00ff00);
g.drawRect(0, 0, width - 1, height - 1);
g.drawRect(1, 1, width - 3, height - 3);
}
