/// <summary>
/// Now uses a Mutex object around all the processing, so that updates of
/// properties or fields do NOT occur while a block is being processed.
/// (George Byrkit, 4 January 2012)
/// </summary>
/// <param name="inbuffer">input buffer, a complex (CPX) array</param>
/// <param name="outbuffer">output buffer, a complex (CPX) array</param>
unsafe public void DoDSPProcess(ref CPX[] inbuffer, ref CPX[] outbuffer)
{
try
{
ReceiverMutex.WaitOne();
rxbuffer.Fill(ref inbuffer);
#region Do Noiseblankers
if (block_noise_blanker.BlockNBSwitchOn)
{
block_noise_blanker.Process();
}
if (ave_noise_blanker.AveNBSwitchOn)
{
ave_noise_blanker.Process();
}
#endregion
#region Local Oscillator
local_osc.Process();
#endregion
#region Power Spectrum before filter
power_spectrum.Process(); //djm uncommented
#endregion
#region Filter
filter.Process();
#endregion
#region Metering after filter
meter.Process();
#endregion
#region Do AGC
#if false
// find max real and imaginary components for warren and log them (using OutputDebugString)
float maxReal = 0.0F;
float maxImaginary = 0.0F;
float temp;
for (int i = 0; i < rxbuffer.State.DSPBlockSize; ++i)
{
temp = Math.Abs(rxbuffer.cpx[i].real);
if (temp > maxReal)
{
maxReal = temp;
}
temp = Math.Abs(rxbuffer.cpx[i].imag);
if (temp > maxImaginary)
{
maxImaginary = temp;
}
}
string logMsg = String.Format("AGC Buffer max real = {0}, max imaginary = {1}\n", maxReal, maxImaginary);
OutputDebugString(logMsg);
//Console.Write(logMsg);
#endif
agc.Process();
#endregion
#region Squelch
squelch.Process();
#endregion
#region Do Demod
pll.Process();
#endregion
if (noise_filter.NoiseFilterSwitchOn)
{
noise_filter.Process();
}
if (interference_filter.InterferenceFilterSwitchOn)
{
interference_filter.Process();
}
#region Do Output
output_mode.Process();
#endregion
outbuffer = (CPX[])rxbuffer.cpx.Clone();
}
finally
{
ReceiverMutex.ReleaseMutex();
}
}
unsafe public void DoDSPProcess(ref CPX[] inbuffer, ref CPX[] outbuffer)
{
rxbuffer.Fill(ref inbuffer);
#region Do Noiseblankers
if (block_noise_blanker.BlockNBSwitchOn)
{
block_noise_blanker.Process();
}
if (ave_noise_blanker.AveNBSwitchOn)
{
ave_noise_blanker.Process();
}
#endregion
#region Local Oscillator
local_osc.Process();
#endregion
#region Power Spectrum before filter
power_spectrum.Process(); //djm uncommented
#endregion
#region Filter
filter.Process();
#endregion
#region Metering after filter
meter.Process();
#endregion
#region Do AGC
agc.Process();
#endregion
#region Squelch
squelch.Process();
#endregion
#region Do Demod
pll.Process();
#endregion
if (noise_filter.NoiseFilterSwitchOn)
{
noise_filter.Process();
}
if (interference_filter.InterferenceFilterSwitchOn)
{
interference_filter.Process();
}
#region Do Output
output_mode.Process();
#endregion
outbuffer = (CPX[])rxbuffer.cpx.Clone();
}
