package com.hxzkoa.udp;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;

import javax.media.jai.JAI;
import javax.media.jai.PlanarImage;
import javax.swing.ImageIcon;

import org.apache.commons.io.FileUtils;

import com.sun.media.jai.codec.FileSeekableStream;
import com.sun.media.jai.codec.ImageCodec;
import com.sun.media.jai.codec.ImageEncoder;
import com.sun.media.jai.codec.JPEGEncodeParam;

public class bmpToJPG {

	static ImageIcon images = new ImageIcon("systemFiles/hxzk.jpg");;

	/**
	 * 删除单个文件
	 *
	 * @param fileName
	 *            要删除的文件的文件名
	 * @return 单个文件删除成功返回true，否则返回false
	 */
	public static boolean deleteFile(String fileName) {
		File file = new File(fileName);
		// 如果文件路径所对应的文件存在，并且是一个文件，则直接删除
		if (file.exists() && file.isFile()) {
			if (file.delete()) {
				System.out.println("删除单个文件" + fileName + "成功！");
				return true;
			} else {
				System.out.println("删除单个文件" + fileName + "失败！");
				return false;
			}
		} else {
			System.out.println("删除单个文件失败：" + fileName + "不存在！");
			return false;
		}
	}

	public static void bmp2jpg() throws IOException {
		// 强制将图片转成JPEG
		File file = new File("zp.bmp");
		if (file.exists()) {
			FileSeekableStream stream = new FileSeekableStream("zp.bmp");
			PlanarImage in = JAI.create("stream", stream);
			OutputStream os = new FileOutputStream("zp.jpg");
			JPEGEncodeParam param = new JPEGEncodeParam();
			ImageEncoder enc = ImageCodec.createImageEncoder("JPEG", os, param);
			try {
				enc.encode(in);
				os.flush();
				os.close();
				stream.close();
				FileUtils.forceDelete(new File("zp.bmp"));
				images.getImage().flush();
				images = new ImageIcon("zp.jpg");

			} catch (IOException e) {

			}
		} else {
			images.getImage().flush();
			images = new ImageIcon("zp.jpg");
		}
	}

	public static ImageIcon getImages() {
		return images;
	}

}