如何实现copy一个视频并且改变md5

来源：互联网发布：cf手游刷等级软件编辑：程序博客网时间：2024/06/18 08:19

import java.io.*;public class CopyMovie {    public static void main(String[] args) throws IOException {        //找到文件        File file = new File("H:\\");        String outpath = ("H:\\copy\\");        File[] files = file.listFiles();        for (int i=0;i<files.length;i++){            copy(files[i],outpath);        }    }    private static void copy(File file, String outpath) throws IOException {        FileInputStream fileInputStream = null;        FileOutputStream outputStream = null;        try{        File outFile = new File(outpath+ file.getName());        fileInputStream = new FileInputStream(file);        outputStream = new FileOutputStream(outFile);        byte[] bytes = new byte[1024];        int flag = 0;        while ((flag = fileInputStream.read(bytes))!= -1){            outputStream.write(bytes,0,flag);        }            outputStream.write("添加字幕".getBytes());        }catch (Exception e){        }finally {            if (fileInputStream != null){                fileInputStream.close();            }            if (outputStream != null){                outputStream.close();            }        }    }}

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