NVIDIA Performance Primitives (NPP)  Version 10.0
Cauchy, CauchyD, and CauchyDD2

Determine Cauchy robust error function and its first and second derivatives for each sample of a signal. More...

Functions

NppStatus  nppsCauchy_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
32-bit floating point signal Cauchy error calculation. More...

NppStatus  nppsCauchyD_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
32-bit floating point signal Cauchy first derivative. More...

NppStatus  nppsCauchyDD2_32f_I (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam)
32-bit floating point signal Cauchy first and second derivatives. More...

Detailed Description

Determine Cauchy robust error function and its first and second derivatives for each sample of a signal.

Function Documentation

 NppStatus nppsCauchy_32f_I ( Npp32f * pSrcDst, int nLength, Npp32f nParam )

32-bit floating point signal Cauchy error calculation.

Parameters
 pSrcDst In-Place Signal Pointer. nLength Signal Length. nParam constant used in Cauchy formula
Returns
Signal Data Related Error Codes, Length Related Error Codes.
 NppStatus nppsCauchyD_32f_I ( Npp32f * pSrcDst, int nLength, Npp32f nParam )

32-bit floating point signal Cauchy first derivative.

Parameters
 pSrcDst In-Place Signal Pointer. nLength Signal Length. nParam constant used in Cauchy formula
Returns
Signal Data Related Error Codes, Length Related Error Codes.
 NppStatus nppsCauchyDD2_32f_I ( Npp32f * pSrcDst, Npp32f * pD2FVal, int nLength, Npp32f nParam )

32-bit floating point signal Cauchy first and second derivatives.

Parameters
 pSrcDst In-Place Signal Pointer. pD2FVal Source Signal Pointer. This signal contains the second derivative of the source signal. nLength Signal Length. nParam constant used in Cauchy formula
Returns
Signal Data Related Error Codes, Length Related Error Codes.