private bool open()
{
TargetDataLine targetDataLine = this.getAudioLine();
if (targetDataLine != null)
{
if (!targetDataLine.isOpen())
{
this.logger.info("open");
try
{
targetDataLine.open(this.finalFormat, this.audioBufferSize);
}
catch (LineUnavailableException ex)
{
this.logger.severe(new StringBuilder().append("Can't open microphone ").append(Throwable.instancehelper_getMessage(ex)).toString());
return(false);
}
this.audioStream = new AudioInputStream(targetDataLine);
if (this.doConversion)
{
this.audioStream = AudioSystem.getAudioInputStream(this.desiredFormat, this.audioStream);
if (!Microphone.assertionsDisabled && this.audioStream == null)
{
throw new AssertionError();
}
}
float num = (float)this.msecPerRead / 1000f;
this.frameSizeInBytes = this.audioStream.getFormat().getSampleSizeInBits() / 8 * ByteCodeHelper.f2i(num * this.audioStream.getFormat().getSampleRate()) * this.desiredFormat.getChannels();
this.logger.info(new StringBuilder().append("Frame size: ").append(this.frameSizeInBytes).append(" bytes").toString());
return(true);
}
return(true);
}
this.logger.severe("Can't find microphone");
return(false);
}
internal TargetDataLineInputStream(AudioInputStream _enclosing, TargetDataLine
line)
: base()
{
this._enclosing = _enclosing;
this.line = line;
}
/// <summary>
/// Constructs an audio input stream that reads its data from the target
/// data line indicated.
/// </summary>
/// <remarks>
/// 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.
/// </remarks>
/// <param name="line">the target data line from which this stream obtains its data.</param>
/// <seealso cref="AudioSystem.NOT_SPECIFIED">AudioSystem.NOT_SPECIFIED</seealso>
public AudioInputStream(TargetDataLine line)
{
AudioInputStream.TargetDataLineInputStream tstream = new AudioInputStream.TargetDataLineInputStream
(this, 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;
}
/// <summary>
/// Constructs an audio input stream that reads its data from the target
/// data line indicated.
/// </summary>
public AudioInputStream(TargetDataLine @line)
{
}
/// <summary>
/// Constructs an audio input stream that reads its data from the target
/// data line indicated.
/// </summary>
public AudioInputStream(TargetDataLine @line)
{
}
internal static TargetDataLine access_102(Microphone microphone, TargetDataLine result)
{
microphone.audioLine = result;
return(result);
}