public static SynthErrorCodes NewConvStream(
float[] ImpulseResponse,
int ImpulseResponseLength,
bool LatencySpecified,
int Latency,
int lOversampling,
SynthErrorInfoRec errorInfo,
out IConvolution convolveStream)
{
convolveStream = null;
if (LatencySpecified)
{
if (convolveStreamExplicitLatencyAvailable.HasValue && !convolveStreamExplicitLatencyAvailable.Value)
{
errorInfo.ErrorEx = SynthErrorSubCodes.eSynthErrorExConvolverExplicitLatencyNotAvailable;
return(SynthErrorCodes.eSynthErrorEx);
}
if (convolveStreamExplicitLatencyCreator == null)
{
Type type = null;
// TODO: the ConvolveStreamExplicitLatency should be signed so that other plugins can't mask it
foreach (Assembly plugin in Program.PluginAssemblies)
{
foreach (Type candidateType in plugin.GetTypes())
{
if (candidateType.IsClass && candidateType.Name == "ConvolveStreamExplicitLatency")
{
type = candidateType;
goto Found;
}
}
}
// if you get here - not found
convolveStreamExplicitLatencyAvailable = false;
errorInfo.ErrorEx = SynthErrorSubCodes.eSynthErrorExConvolverExplicitLatencyNotAvailable;
return(SynthErrorCodes.eSynthErrorEx);
Found:
convolveStreamExplicitLatencyCreator = type.GetMethod("NewConvStream", BindingFlags.Static | BindingFlags.Public);
}
convolveStream = (IConvolution)convolveStreamExplicitLatencyCreator.Invoke(null, new object[] { (float[])ImpulseResponse, (int)ImpulseResponseLength, (int)Latency, (int)lOversampling });
}
else
{
convolveStream = new ConvolveStreamSimple(
ImpulseResponse,
ImpulseResponseLength,
Latency,
lOversampling);
}
return(SynthErrorCodes.eSynthDone);
}
/** Select the proper method for a certain number n of convolutions */
internal void SelectMethod(MethodType method, double n)
{
int montecarloIts = (int)(maxIt / (double)n);
switch (method)
{
case MethodType.Combinatory:
convCalc = new CombinatoryConv(maxClasses, maxCombError);
convCalc.LoadHistogram(hist.Min, hist.Max, hist.TotFreqs, hist.Range, hist.MaxClasses, hist.Freqs, n);
break;
case MethodType.Montecarlo:
convCalc = new MontecarloConv(montecarloIts);
convCalc.LoadHistogram(hist.Min, hist.Max, hist.TotFreqs, hist.Range, hist.MaxClasses, hist.Freqs, n);
break;
case MethodType.Normal:
convCalc = new NormalConv();
convCalc.LoadHistogram(hist.Min, hist.Max, hist.TotFreqs, hist.Range, hist.MaxClasses, hist.Freqs, n);
break;
}
}
/** Method: Load data for calculation
* data - data from time series
* n - number of convolutions
* method can be set before loading data to force a particular calculation method */
internal void LoadData(List <double> data, double n)
{
this.data = data;
this.n = n;
this.method = SelectMethod(n);
switch (method)
{
case MethodType.Combinatory: convCalc = new CombinatoryConv(maxClasses, maxCombError); break;
case MethodType.Montecarlo: convCalc = new MontecarloConv(maxIt); break;
case MethodType.Normal: convCalc = new NormalConv(); break;
}
if (!convCalc.IsValid())
{
convCalc = new MontecarloConv(maxIt);
method = MethodType.Montecarlo;
convCalc.LoadData(data, n);
}
}
/// <summary>
/// Filtro complejo que suaviza los bordes de una imagen.
/// </summary>
/// <param name="name">Nombre del objeto</param>
public FilterBlurConvolution(IConvolution matriz)
{
this.matriz = matriz;
}
