public DataFileWriter() : base()
{
outputFile = null;
filename = null;
online = false;
fileWriterCommand = FileWriterCommand.Idle;
init();
}
public WavFileWriter(int _channels) : base()
{
channels = _channels;
outputFile = null;
filename = null;
online = false;
fileWriterCommand = FileWriterCommand.Idle;
init();
}
private void BnFile_buttonStateChanged(object sender, EventArgs e)
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.Filter = "WAV File|*.wav";
sfd.Title = "Save a WAV File";
sfd.ShowDialog();
// If the file name is not an empty string open it for saving.
if (sfd.FileName != "")
{
filename = sfd.FileName;
bnFile.onText = bnFile.offText = shortfile(filename);
fileWriterCommand = FileWriterCommand.GoOnline;
}
}
public DataFileWriter(SystemPanel _owner, BinaryReader src) : base(_owner, src)
{
filename = src.ReadString();
if ((filename == null) || (filename.Length < 1) || filename.Equals("[NONE]"))
{
filename = null;
}
outputFile = null;
online = false;
fileWriterCommand = FileWriterCommand.Idle;
init();
if (filename != null)
{
fileWriterCommand = FileWriterCommand.GoOnline;
}
}
public override void tick()
{
if (fileWriterCommand == FileWriterCommand.GoOnline)
{
if (online)
{
stopFile();
}
if (!online)
{
startFile();
}
fileWriterCommand = FileWriterCommand.Idle;
}
if (fileWriterCommand == FileWriterCommand.GoOffline)
{
if (online)
{
stopFile();
}
fileWriterCommand = FileWriterCommand.Idle;
}
if (online)
{
if ((writeBuf == null) || (writeBuf.Length != channels * owner.blockSize))
{
writeBuf = new Int16[channels * owner.blockSize];
}
if ((active == null) || (active.Length != owner.blockSize))
{
active = new Boolean[owner.blockSize];
}
Array.Clear(writeBuf, 0, writeBuf.Length);
int smps = 0;
SignalBuffer[] dbin = new SignalBuffer[channels];
if ((channels > 0) && (io1.connectedTo != null))
{
dbin[0] = io1.connectedTo.signalOutput;
}
if ((channels > 1) && (io2.connectedTo != null))
{
dbin[1] = io2.connectedTo.signalOutput;
}
if ((channels > 2) && (io3.connectedTo != null))
{
dbin[2] = io3.connectedTo.signalOutput;
}
if ((channels > 3) && (io4.connectedTo != null))
{
dbin[3] = io4.connectedTo.signalOutput;
}
if ((channels > 4) && (io5.connectedTo != null))
{
dbin[4] = io5.connectedTo.signalOutput;
}
if ((channels > 5) && (io6.connectedTo != null))
{
dbin[5] = io6.connectedTo.signalOutput;
}
if ((channels > 6) && (io7.connectedTo != null))
{
dbin[6] = io7.connectedTo.signalOutput;
}
if ((channels > 7) && (io8.connectedTo != null))
{
dbin[7] = io8.connectedTo.signalOutput;
}
if (ioGate.connectedTo != null)
{
SignalBuffer db = ioGate.connectedTo.signalOutput;
for (int i = 0; i < owner.blockSize; i++)
{
active[i] = (db.data[i] > 0.5) && manualActive;
if (active[i])
{
smps++;
}
}
}
else
{
for (int i = 0; i < owner.blockSize; i++)
{
active[i] = manualActive;
}
if (manualActive)
{
smps = owner.blockSize;
}
}
for (int i = 0; i < channels; i++)
{
if (dbin[i] != null)
{
int idx = i;
for (int j = 0; j < owner.blockSize; j++, idx += channels)
{
writeBuf[idx] = doubleToInt16(dbin[i].data[j]);
}
}
}
try
{
for (int i = 0; i < smps * channels; i++)
{
outputFile.Write(writeBuf[i]);
}
} catch (Exception e) { }
isActive = active[owner.blockSize - 1];
samples += smps;
}
else
{
isActive = false;
}
if (isActive && !ledRecord.LEDState)
{
ledRecord.LEDState = true;
}
if (!isActive && ledRecord.LEDState)
{
ledRecord.LEDState = false;
}
}
private void BnClose_buttonStateChanged(object sender, EventArgs e)
{
fileWriterCommand = FileWriterCommand.GoOffline;
filename = null;
bnFile.onText = bnFile.offText = "[NONE]";
}
public override void tick()
{
if (fileWriterCommand == FileWriterCommand.GoOnline)
{
if (online)
{
stopFile();
}
if (!online)
{
startFile(owner.timeStampOffset);
}
fileWriterCommand = FileWriterCommand.Idle;
}
if (fileWriterCommand == FileWriterCommand.GoOffline)
{
if (online)
{
stopFile();
}
fileWriterCommand = FileWriterCommand.Idle;
}
if (online)
{
DataBuffer db = getDataInputBuffer(ioData);
if ((db != null) && (db.size > 0))
{
if (manualActive)
{
isActive = true;
outputFile.Write(string.Format("<dset><blk>{0}</blk><tofs>{1}</tofs>",
owner.timeStamp, (double)owner.timeStamp * owner.blockSize / owner.sampleRate));
outputFile.Write(string.Format("<data>{0}", db.get(0)));
for (int i = 1; i < db.size; i++)
{
outputFile.Write(string.Format(",{0}", db.get(i)));
}
outputFile.WriteLine("</data></dset>");
}
else
{
isActive = false;
}
}
if (db == null)
{
isActive = false;
}
}
else
{
isActive = false;
}
if (isActive && !ledRecord.LEDState)
{
ledRecord.LEDState = true;
}
if (!isActive && ledRecord.LEDState)
{
ledRecord.LEDState = false;
}
}
