secframe.java

JMF制作的截取音频文件代码 运行SecFrame.java

package main;

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;

import javax.media.CaptureDeviceInfo;
import javax.media.Manager;
import javax.media.NoProcessorException;
import javax.media.Processor;
import javax.media.protocol.FileTypeDescriptor;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

import ui.PlayerPane;
import util.DeviceCapturer;
import util.RecordSaver;
import util.StateHelper;

public class SecFrame implements ActionListener {

	public static void main(String[] args) {
		new SecFrame();
	}

	private JFrame frame = null;
	private Processor p = null;

	public SecFrame() {
		frame = new JFrame("Demo");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		prepareProcessor();

		initFrame();
		p.start();
	}

	private void initFrame() {
		Container contentPane = frame.getContentPane();
		contentPane.setLayout(new BorderLayout());

		JPanel pane = new PlayerPane(p);
		contentPane.add(pane, BorderLayout.CENTER);
		
		Dimension visualSize = pane.getSize();

		pane = createButtonPane();
		contentPane.add(pane, BorderLayout.PAGE_END);
		
		Dimension btnPaneSize = pane.getSize();
		frame.pack();
		
		visualSize.height += btnPaneSize.height;
		visualSize.width += btnPaneSize.width;
		
		frame.setSize(300,200);
		frame.setVisible(true);
	}

	private void prepareProcessor() {
//		CaptureDeviceInfo devInfo = DeviceCapturer.getVedioDevice();
		CaptureDeviceInfo devInfo = DeviceCapturer.getAudioDevice();

		try {
			p = Manager.createProcessor(devInfo.getLocator());
		} catch (NoProcessorException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}

		StateHelper sh = new StateHelper(p);

		if (!sh.configure(10000)) {
			System.out.println("Process is not configured, now exit");
			System.exit(-1);
		}
		p.setContentDescriptor(new FileTypeDescriptor(FileTypeDescriptor.WAVE));
		if (!sh.realize(10000)) {
			System.out.println("Processor is not realized, now exit");
			System.exit(-1);
		}
	}

	private JPanel createButtonPane() {
		JPanel btnPane = new JPanel();

		JButton capture = new JButton("Capture");
		capture.setActionCommand("capture");
		capture.addActionListener(this);
		btnPane.add(capture);
		
		JButton stop = new JButton("Stop");
		stop.setActionCommand("stop");
		stop.addActionListener(this);
		btnPane.add(stop);

		return btnPane;
	}

	public void actionPerformed(ActionEvent e) {
		if(e.getActionCommand().equals("capture")){
			String filePath = "d:/2.wav";
			RecordSaver.saveVedio(p, filePath);
		}else if(e.getActionCommand().equals("stop")){
			p.stop();
		}
	}

}