Admin: 1 версия

2010-06-01T05:00:25Z

1 версия

в 17:44, 31 мая 2010

2010-05-31T17:44:27Z

Новая страница

== Display Video ==



<source lang="java">
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.rumand;
import javax.microedition.lcdui.rumandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.List;
import javax.microedition.lcdui.StringItem;
import javax.microedition.media.Manager;
import javax.microedition.media.Player;
import javax.microedition.media.control.GUIControl;
import javax.microedition.media.control.VideoControl;
import javax.microedition.midlet.MIDlet;
public class DisplayVideoMIDlet extends MIDlet implements CommandListener {
private List list = new List("Pick One", List.IMPLICIT);
private Canvas canvas = new VideoCanvas();
private Form form = new Form("Video Form", null);
private StringItem descriptionItem = new StringItem("Desc: ", "Bad audio");
Player player = null;
private Command backCommand = new Command("Back", Command.ITEM, 1);
private Command exitCommand = new Command("Exit", Command.EXIT, 1);
private Alert alert = new Alert("Error");
private Display display = null;
private boolean error = false;
public DisplayVideoMIDlet() {
display = Display.getDisplay(this);
canvas.addCommand(exitCommand);
canvas.addCommand(backCommand);
canvas.setCommandListener(this);
form.append(descriptionItem);
form.addCommand(exitCommand);
form.addCommand(backCommand);
form.setCommandListener(this);
list.append("Play Video on Form", null);
list.append("Play Video on Canvas", null);
list.addCommand(exitCommand);
list.setCommandListener(this);
}
public void startApp() {
if (error)
return;
display.setCurrent(list);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
try {
if (player != null)
player.close();
} catch (Exception e) {
error(e);
}
}
public void commandAction(Command cmd, Displayable disp) {
if (cmd == exitCommand) {
destroyApp(true);
notifyDestroyed();
} else if (cmd == backCommand) {
try {
if (player != null)
player.close();
} catch (Exception e) {
error(e);
}
display.setCurrent(list);
return;
}
try {
loadPlayer();
if (list.getSelectedIndex() == 0) {
GUIControl guiControl = (GUIControl) player .getControl("javax.microedition.media.control.GUIControl");
if (guiControl == null)
throw new Exception("No GUIControl!!");
Item videoItem = (Item) guiControl.initDisplayMode(GUIControl.USE_GUI_PRIMITIVE, null);
form.insert(0, videoItem);
display.setCurrent(form);
player.start();
} else {
VideoControl videoControl = (VideoControl) player.getControl("javax.microedition.media.control.VideoControl");
if (videoControl == null)
throw new Exception("No VideoControl!!");
videoControl.initDisplayMode(VideoControl.USE_DIRECT_VIDEO, canvas);
videoControl.setDisplayFullScreen(true);
videoControl.setVisible(true);
display.setCurrent(canvas);
player.start();
}
} catch (Exception e) {
error(e);
}
}
private void loadPlayer() throws Exception {
player = Manager.createPlayer(getClass().getResourceAsStream("/r.mp4"), "video/mpeg4");
player.realize();
}
private void error(Exception e) {
alert.setString(e.getMessage());
alert.setTimeout(Alert.FOREVER);
display.setCurrent(alert);
e.printStackTrace();
error = true;
}
}
class VideoCanvas extends Canvas {
public void paint(Graphics g) {
}
}</source>



== Moveable Video ==



<source lang="java">
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.rumand;
import javax.microedition.lcdui.rumandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.media.Manager;
import javax.microedition.media.Player;
import javax.microedition.media.control.VideoControl;
import javax.microedition.media.control.VolumeControl;
import javax.microedition.midlet.MIDlet;
public class MoveableVideoMIDlet extends MIDlet implements CommandListener {
private Player player = null;
private VideoControl videoControl = (VideoControl) player
.getControl("javax.microedition.media.control.VideoControl");
private VolumeControl volControl = (VolumeControl) player
.getControl("javax.microedition.media.control.VolumeControl");
private MovableVideoCanvas canvas = new MovableVideoCanvas(videoControl);
private Command exitCommand = new Command("Exit", Command.EXIT, 1);
private Command stopAudioCommand = null;
private Display display = Display.getDisplay(this);
private Alert alert = new Alert("Error");
public MoveableVideoMIDlet() {
alert.addCommand(exitCommand);
alert.setCommandListener(this);
try {
player = Manager.createPlayer(getClass().getResourceAsStream(
"/r.mp4"), "video/mp4");
player.realize();
stopAudioCommand = new Command("Stop Audio", Command.SCREEN, 1);
canvas.addCommand(exitCommand);
canvas.addCommand(stopAudioCommand);
canvas.setCommandListener(this);
videoControl.initDisplayMode(VideoControl.USE_DIRECT_VIDEO, canvas);
int halfCanvasWidth = canvas.getWidth() / 2;
int halfCanvasHeight = canvas.getHeight() / 2;
videoControl.setDisplayFullScreen(false);
videoControl.setDisplaySize(halfCanvasWidth, halfCanvasHeight);
videoControl.setDisplayLocation(halfCanvasWidth / 2,
halfCanvasHeight / 2);
videoControl.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
public void startApp() {
try {
player.start();
} catch (Exception e) {
e.printStackTrace();
}
display.setCurrent(canvas);
}
public void pauseApp() {
}
public void destroyApp(boolean unconditional) {
try {
if (player != null)
player.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public void commandAction(Command cmd, Displayable disp) {
if (cmd == exitCommand) {
destroyApp(true);
notifyDestroyed();
} else if (cmd == stopAudioCommand) {
if (volControl != null)
volControl.setMute(true);
}
}
}
class MovableVideoCanvas extends GameCanvas {
private VideoControl videoControl = null;
public MovableVideoCanvas(VideoControl vControl) {
super(false);
this.videoControl = vControl;
}
public void paint(Graphics g) {
flushGraphics();
}
public void keyPressed(int keyCode) {
int y = videoControl.getDisplayY();
y -= 2;
videoControl.setDisplayLocation(videoControl.getDisplayX(), y);
repaint();
}
}</source>

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Admin: 1 версия

в 17:44, 31 мая 2010