在Java中播放Windows Media音频文件(.wma)

问题描述

如何在Java中读取.wma歌曲文件.我正在使用此代码.但是此代码是错误的.

(错误== javax.sound.sampled.UnsupportedAudioFileException:无法从输入文件获取音频输入流)

how to read .wma song file in java. I''m using this code. but this code is error.

(Error == javax.sound.sampled.UnsupportedAudioFileException: could not get audio input stream from input file )

private void playAudio() {
        try {
            File soundFile =
                    new File("Track_1.wma");
            audioInputStream = AudioSystem.getAudioInputStream(soundFile);
            audioFormat = audioInputStream.getFormat();
            System.out.println(audioFormat);

            DataLine.Info dataLineInfo =
                    new DataLine.Info(
                    SourceDataLine.class,
                    audioFormat);
            sourceDataLine =
                    (SourceDataLine) AudioSystem.getLine(
                    dataLineInfo);
            new PlayThread().start();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

class PlayThread extends Thread {
        byte tempBuffer[] = new byte[10000];
        public void run() {
            try {
                sourceDataLine.open(audioFormat);
                sourceDataLine.start();
                int cnt;
                while ((cnt = audioInputStream.read(
                        tempBuffer, 0, tempBuffer.length)) != -1
                        && stopPlayback == false) {
                    if (cnt > 0) {
                        sourceDataLine.write(
                                tempBuffer, 0, cnt);
                    }
                }
                sourceDataLine.drain();
                sourceDataLine.close();
            } catch (Exception e) {
                e.printStackTrace();
            }

请帮帮我.
谢谢.

Please help me.
Thanks.

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