小编Rém*_*ila的帖子

我正在尝试用Java中的Xuggler将aac/wav/wma音频文件转换为mp3.

不幸的是,我的质量大大降低.我的输入文件大小约为7MB,输出文件大小仅为1.5MB.

采样率设置为44100 Hz,是否还要设置其他参数？

谢谢您的回答.

  if (args.length <= 1)
        throw new IllegalArgumentException("must pass an input filename and output filename as argument");

    IMediaWriter writer = ToolFactory.makeWriter(args[1]);

    String filename = args[0];

    // Create a Xuggler container object
    IContainer container = IContainer.make();

    // Open up the container
    if (container.open(filename, IContainer.Type.READ, null) < 0)
        throw new IllegalArgumentException("could not open file: " + filename);

    // query how many streams the call to open found
    int numStreams = container.getNumStreams();

    // and iterate through the streams to …