public static double ToneGeneration(ref double[] dest, double magnitude, double freq)
{
double[] phase = new double[1];
IppHintAlgorithm hint = IppHintAlgorithm.ippAlgHintFast;
fixed(double *pDst = dest, pPhase = phase)
{
if (Environment.Is64BitProcess)
{
ippNativeX64.ippsTone_64f(pDst, dest.Length, magnitude, freq, pPhase, hint);
}
else
{
ippNativeX86.ippsTone_64f(pDst, dest.Length, magnitude, freq, pPhase, hint);
}
};
return(phase[0]);
}
public static extern IppStatus ippsTone_64f(double *pDst, int len, double magn, double rFreq, double *pPhase, IppHintAlgorithm hint);
public static extern IppStatus ippsFFTInit_R_64f(IppsFFTSpec_R_64f **ppFFTSpec, int order, int flag, IppHintAlgorithm hint, byte *pSpec, byte *pSpecBuffer);
public static extern IppStatus ippsFFTGetSize_R_64f(int order, int flag, IppHintAlgorithm hint, int *pSpecSize, int *pSpecBufferSize, int *pBufferSize);
public static extern Status ippsFFTInitAlloc_C_64fc(ref IppState ppFFTSpec, int order, FFTFactor flag, IppHintAlgorithm hint);
public static extern IppStatus ippsFFTGetSize_C_64f([In] int order, [In] IppFftFlag flag, [In] IppHintAlgorithm hint, ref int pSpecSize, ref int pSpecBufferSize, ref int pBufferSize);
public unsafe static extern IppStatus ippsFFTInit_C_64f(ref IntPtr ppFFTSpec, [In] int order, [In] IppFftFlag flag, [In] IppHintAlgorithm hint, [In] byte *pSpec, [In] byte[] pSpecBuffer);
public static extern IppStatus ippsTone_32fc(Ipp32fc *pDst, int len, float magn,
float rFreq, float *pPhase, IppHintAlgorithm hint);
public static extern IppStatus ippsResamplePolyphaseFixedInit_32f(int inRate, int outRate,
int len, float rollf, float alpha, IppsResamplingPolyphaseFixed_32f *pSpec,
IppHintAlgorithm hint);
public static extern IppStatus ippsResamplePolyphaseFixedGetSize_32f(int inRate, int outRate,
int len, int *pSize, int *pLen, int *pHeight, IppHintAlgorithm hint);