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已經(jīng)解決了！！！

public class Main

{

public static void main ( String[] args )

{

try

{

Process process = Runtime.getRuntime ().exec ("c:\\windows\\audio\\ffmpeg -i c:\\windows\\audio\\TheBest.mp3");

SequenceInputStream sis = new SequenceInputStream (process.getInputStream (), process.getErrorStream ());

InputStreamReader isr = new InputStreamReader (sis, "utf-8");

BufferedReader br = new BufferedReader (isr);

// next command

OutputStreamWriter osw = new OutputStreamWriter (process.getOutputStream ());

BufferedWriter bw = new BufferedWriter (osw);

String line = null;

while (null != ( line = br.readLine () ))

{

System.out.println (line);

}

process.destroy ();

br.close ();

isr.close ();

}

catch (IOException e)

{

e.printStackTrace ();

}

}

}

哈哈

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