NVIDIA 2D Image And Signal Performance Primitives (NPP)  Version 11.5.0.*
 All Data Structures Functions Variables Typedefs Enumerations Enumerator Groups Pages
Functions
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_Ctx (Npp32f *pSrcDst, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
  32-bit floating point signal Cauchy error calculation. More...
 
NppStatus  nppsCauchy_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
 
NppStatus  nppsCauchyD_32f_I_Ctx (Npp32f *pSrcDst, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
  32-bit floating point signal Cauchy first derivative. More...
 
NppStatus  nppsCauchyD_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
 
NppStatus  nppsCauchyDD2_32f_I_Ctx (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
  32-bit floating point signal Cauchy first and second derivatives. More...
 
NppStatus  nppsCauchyDD2_32f_I (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam)
 

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 
)
NppStatus nppsCauchy_32f_I_Ctx ( Npp32f pSrcDst,
int  nLength,
Npp32f  nParam,
NppStreamContext  nppStreamCtx 
)

32-bit floating point signal Cauchy error calculation.

Parameters
pSrcDst In-Place Signal Pointer.
nLength Signal Length.
nParam constant used in Cauchy formula
nppStreamCtx Application Managed Stream Context.
Returns
Signal Data Related Error Codes, Length Related Error Codes.
NppStatus nppsCauchyD_32f_I ( Npp32f pSrcDst,
int  nLength,
Npp32f  nParam 
)
NppStatus nppsCauchyD_32f_I_Ctx ( Npp32f pSrcDst,
int  nLength,
Npp32f  nParam,
NppStreamContext  nppStreamCtx 
)

32-bit floating point signal Cauchy first derivative.

Parameters
pSrcDst In-Place Signal Pointer.
nLength Signal Length.
nParam constant used in Cauchy formula
nppStreamCtx Application Managed Stream Context.
Returns
Signal Data Related Error Codes, Length Related Error Codes.
NppStatus nppsCauchyDD2_32f_I ( Npp32f pSrcDst,
Npp32f pD2FVal,
int  nLength,
Npp32f  nParam 
)
NppStatus nppsCauchyDD2_32f_I_Ctx ( Npp32f pSrcDst,
Npp32f pD2FVal,
int  nLength,
Npp32f  nParam,
NppStreamContext  nppStreamCtx 
)

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
nppStreamCtx Application Managed Stream Context.
Returns
Signal Data Related Error Codes, Length Related Error Codes.