package?info;

import?java.awt.Dimension;
import?java.awt.Graphics;
import?java.awt.Graphics2D;
import?java.awt.image.BufferedImage;
import?java.io.File;
import?java.util.ArrayList;
import?java.util.List;

import?javax.imageio.ImageIO;
import?javax.swing.Jframe;
import?javax.swing.JPanel;

import?com.sun.jna.Native;
import?com.sun.jna.NativeLibrary;

import?uk.co.caprica.vlcj.binding.LibVlc;
import?uk.co.caprica.vlcj.discovery.NativeDiscovery;
import?uk.co.caprica.vlcj.player.MediaPlayer;
import?uk.co.caprica.vlcj.player.MediaPlayerEventAdapter;
import?uk.co.caprica.vlcj.player.MediaPlayerFactory;
import?uk.co.caprica.vlcj.runtime.RuntimeUtil;

/**
?*?所屬包:test

?*?類名:SnapshotTest

?*?-------------------

?*?描述:預(yù)設(shè)幀數(shù)，抽取截圖

?*?-------------------

?*?日期:2018年11月22日

?*?作者:cuixin
?*/
public?class?SnapshotUtil?{

	public?String?getSnapshot（String?path）?throws?Exception?{

		NativeLibrary.addSearchPath（RuntimeUtil.getLibVlcLibraryName（）?“F://VLC“）;
		Native.loadLibrary（RuntimeUtil.getLibVlcLibraryName（）?LibVlc.class）;
		@SuppressWarnings（“unused“）
		boolean?discover?=?new?NativeDiscovery（）.discover（）;
		List?listBar?=?new?ArrayList（）;
		listBar.add（0.20f）;
		listBar.add（0.50f）;
		listBar.add（0.70f）;
		listBar.add（0.90f）;
		MediaPlayerFactory?factory?=?new?MediaPlayerFactory（）;
		MediaPlayer?mediaPlayer?=?factory.newembeddedMediaPlayer（）;
		mediaPlayer.addMediaPlayerEventListener（new?MediaPlayerEventAdapter（）?{
			@Override
			public?void?snapshotTaken（MediaPlayer?mediaPlayer?String?filename）?{
				System.out.println（“截取的快照：+（filename=“?+?filename?+?“）“）;
			}
		}）;
		mediaPlayer.startMedia（path）;
		for?（Float?float1?:?listBar）?{
			mediaPlayer.setPosition（float1）;
			Thread.sleep（1000）;

			File?file3?=?new?File（（int）?（float1?*?100）?+?“.png“）;

			file3.deleteOnExit（）;
			mediaPlayer.saveSnapshot（file3）;
			BufferedImage?image3?=?ImageIO.read（file3）;
			show（“截屏“?image3?3）;
		}
		mediaPlayer.stop（）;
		return?path;
	}

	@SuppressWarnings（“serial“）
	private?static?void?show（String?title?final?BufferedImage?img?int?i）?{
		Jframe?f?=?new?Jframe（title）;
		f.setDefaultCloseOperation（Jframe.EXIT_ON_CLOSE）;
		f.setContentPane（new?JPanel（）?{
			@Override
			protected?void?paintChildren（Graphics?g）?{
				Graphics2D?g2?=?（Graphics2D）?g;
				g2.drawImage（img?null?0?0）;
			}

			@Override
			public?Dimension?getPreferredSize（）?{
				return?new?Dimension（img.getWidth（）?img.getHeight（））;
			}
		}）;
		f.pack（）;
		f.setLocation（50?+?（i?*?50）?50?+?（i?*?50））;
		f.setVisible（true）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2613??2018-12-06?16:35??info\SnapshotUtil.java

?????文件????????776??2018-12-10?10:54??info\Test.java

?????文件???????2316??2018-12-04?14:28??info\TheMedia.java

?????目錄??????????0??2018-12-06?16:13??info

-----------?---------??----------?-----??----

?????????????????5705????????????????????4