SoftMidiAudioFileReader.java 文件源码

public AudioFileFormat getAudioFileFormat(Sequence seq)
        throws UnsupportedAudioFileException, IOException {

    long totallen = seq.getMicrosecondLength() / 1000000;
    long len = (long) (format.getFrameRate() * (totallen + 4));
    return new AudioFileFormat(MIDI, format, (int) len);
}