/**
* Constructs an audio input stream that reads its data from the target data line indicated. The
* format of the stream is the same as that of the target data line, and the length is
* AudioSystem#NOT_SPECIFIED.
*
* @param line the target data line from which this stream obtains its data.
* @see AudioSystem#NOT_SPECIFIED
*/
public AudioInputStream(TargetDataLine line) {
TargetDataLineInputStream tstream = new TargetDataLineInputStream(line);
format = line.getFormat();
frameLength = AudioSystem.NOT_SPECIFIED;
frameSize = format.getFrameSize();
if (frameSize == AudioSystem.NOT_SPECIFIED || frameSize <= 0) {
frameSize = 1;
}
this.stream = tstream;
framePos = 0;
markpos = 0;
}
public int read() throws IOException {
byte[] b = new byte[1];
int value = read(b, 0, 1);
if (value == -1) {
return -1;
}
value = (int) b[0];
if (line.getFormat().getEncoding().equals(AudioFormat.Encoding.PCM_SIGNED)) {
value += 128;
}
return value;
}
TargetDataLineMeter(TargetDataLine line) {
super(new ByteArrayInputStream(new byte[0]), line.getFormat(), AudioSystem.NOT_SPECIFIED);
this.line = line;
}