public WaveFileWriter(FileStream stream, eFileType type)
{
Type = type;
switch (Type)
{
case eFileType.WAV:
// Fill in the appropriate members of the header
WavHeader = new WaveHeader();
WavHeader.sound.dataSize = int.MaxValue;
WavHeader.chunkSize = WavHeader.formatTag.Length + WavHeader.fmt.formatTag.Length +
WavHeader.fmt.formatSize + sizeof(int) + WavHeader.sound.dataTag.Length +
WavHeader.sound.dataSize + sizeof(int);
// Open the destination .wav file
Writer = new BinaryWriter(stream);
// Write out the header
WavHeader.Write(Writer);
DataFormat = ByteUtil.eSampleFormat.Direct16BitIQFixedPointLE;
break;
case eFileType.RawIQ:
Writer = new BinaryWriter(stream);
DataFormat = ByteUtil.eSampleFormat.Direct16BitIQFixedPointLE;
break;
case eFileType.CFile:
Writer = new BinaryWriter(stream);
DataFormat = ByteUtil.eSampleFormat.Direct32BitIQFloat64k;
break;
}
}
private void btnOk_Click(object sender, EventArgs e)
{
try
{
frequencySelector.ParseFrequency();
SamplingRate = frequencySelector.CurrentFrequency;
SampleFormat = (ByteUtil.eSampleFormat)Enum.Parse(typeof(ByteUtil.eSampleFormat), "Direct" + cmbType.Text);
}
catch (Exception)
{
}
DialogResult = DialogResult.OK;
Close();
}
private void btnFormat_Click(object sender, EventArgs e)
{
DataFormatDialog dlg = new DataFormatDialog();
dlg.SamplingRate = SamplingRate;
dlg.SampleFormat = SampleFormat;
if (dlg.ShowDialog() == DialogResult.OK)
{
SampleFormat = dlg.SampleFormat;
_SampleSource.DataFormat = SampleFormat;
_SampleSource.ForceInputRate(dlg.SamplingRate);
NetShmemSink.Rate = dlg.SamplingRate * 2;
}
}
