NVIDIA 2D Image And Signal Performance Primitives (NPP)  Version 11.2.0.*
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Functions
AbsDiff
Arithmetic Operations

Pixel by pixel absolute difference between two images. More...

Functions

NppStatus  nppiAbsDiff_8u_C1R_Ctx (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  One 8-bit unsigned char channel absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_8u_C1R (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI)
 
NppStatus  nppiAbsDiff_8u_C3R_Ctx (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  Three 8-bit unsigned char channels absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_8u_C3R (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI)
 
NppStatus  nppiAbsDiff_8u_C4R_Ctx (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  Four 8-bit unsigned char channels absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_8u_C4R (const Npp8u *pSrc1, int nSrc1Step, const Npp8u *pSrc2, int nSrc2Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI)
 
NppStatus  nppiAbsDiff_16u_C1R_Ctx (const Npp16u *pSrc1, int nSrc1Step, const Npp16u *pSrc2, int nSrc2Step, Npp16u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  One 16-bit unsigned short channel absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_16u_C1R (const Npp16u *pSrc1, int nSrc1Step, const Npp16u *pSrc2, int nSrc2Step, Npp16u *pDst, int nDstStep, NppiSize oSizeROI)
 
NppStatus  nppiAbsDiff_16f_C1R_Ctx (const Npp16f *pSrc1, int nSrc1Step, const Npp16f *pSrc2, int nSrc2Step, Npp16f *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  One 16-bit floating point channel absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_16f_C1R (const Npp16f *pSrc1, int nSrc1Step, const Npp16f *pSrc2, int nSrc2Step, Npp16f *pDst, int nDstStep, NppiSize oSizeROI)
 
NppStatus  nppiAbsDiff_32f_C1R_Ctx (const Npp32f *pSrc1, int nSrc1Step, const Npp32f *pSrc2, int nSrc2Step, Npp32f *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
  One 32-bit floating point channel absolute difference of image1 minus image2. More...
 
NppStatus  nppiAbsDiff_32f_C1R (const Npp32f *pSrc1, int nSrc1Step, const Npp32f *pSrc2, int nSrc2Step, Npp32f *pDst, int nDstStep, NppiSize oSizeROI)
 

Detailed Description

Pixel by pixel absolute difference between two images.

Function Documentation

NppStatus nppiAbsDiff_16f_C1R ( const Npp16f *  pSrc1,
int  nSrc1Step,
const Npp16f *  pSrc2,
int  nSrc2Step,
Npp16f *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_16f_C1R_Ctx ( const Npp16f *  pSrc1,
int  nSrc1Step,
const Npp16f *  pSrc2,
int  nSrc2Step,
Npp16f *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

One 16-bit floating point channel absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAbsDiff_16u_C1R ( const Npp16u *  pSrc1,
int  nSrc1Step,
const Npp16u *  pSrc2,
int  nSrc2Step,
Npp16u *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_16u_C1R_Ctx ( const Npp16u *  pSrc1,
int  nSrc1Step,
const Npp16u *  pSrc2,
int  nSrc2Step,
Npp16u *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

One 16-bit unsigned short channel absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAbsDiff_32f_C1R ( const Npp32f *  pSrc1,
int  nSrc1Step,
const Npp32f *  pSrc2,
int  nSrc2Step,
Npp32f *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_32f_C1R_Ctx ( const Npp32f *  pSrc1,
int  nSrc1Step,
const Npp32f *  pSrc2,
int  nSrc2Step,
Npp32f *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

One 32-bit floating point channel absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAbsDiff_8u_C1R ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_8u_C1R_Ctx ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

One 8-bit unsigned char channel absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAbsDiff_8u_C3R ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_8u_C3R_Ctx ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

Three 8-bit unsigned char channels absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAbsDiff_8u_C4R ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI 
)
NppStatus nppiAbsDiff_8u_C4R_Ctx ( const Npp8u *  pSrc1,
int  nSrc1Step,
const Npp8u *  pSrc2,
int  nSrc2Step,
Npp8u *  pDst,
int  nDstStep,
NppiSize  oSizeROI,
NppStreamContext  nppStreamCtx 
)

Four 8-bit unsigned char channels absolute difference of image1 minus image2.

Parameters
pSrc1 Source-Image Pointer.
nSrc1Step Source-Image Line Step.
pSrc2 Source-Image Pointer.
nSrc2Step Source-Image Line Step.
pDst Destination-Image Pointer.
nDstStep Destination-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes