NVIDIA 2D Image And Signal Performance Primitives (NPP)  Version 11.1.0.*
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Functions
AddWeighted
Arithmetic Operations

Pixel by pixel addition of alpha weighted pixel values from a source image to floating point pixel values of destination image. More...

Functions

NppStatus  nppiAddWeighted_8u32f_C1IMR_Ctx (const Npp8u *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 8-bit unsigned char channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero). More...
 
NppStatus  nppiAddWeighted_8u32f_C1IMR (const Npp8u *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 
NppStatus  nppiAddWeighted_8u32f_C1IR_Ctx (const Npp8u *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 8-bit unsigned char channel alpha weighted image added to in place floating point destination image. More...
 
NppStatus  nppiAddWeighted_8u32f_C1IR (const Npp8u *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 
NppStatus  nppiAddWeighted_16u32f_C1IMR_Ctx (const Npp16u *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 16-bit unsigned short channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero). More...
 
NppStatus  nppiAddWeighted_16u32f_C1IMR (const Npp16u *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 
NppStatus  nppiAddWeighted_16u32f_C1IR_Ctx (const Npp16u *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 16-bit unsigned short channel alpha weighted image added to in place floating point destination image. More...
 
NppStatus  nppiAddWeighted_16u32f_C1IR (const Npp16u *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 
NppStatus  nppiAddWeighted_32f_C1IMR_Ctx (const Npp32f *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 32-bit floating point channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero). More...
 
NppStatus  nppiAddWeighted_32f_C1IMR (const Npp32f *pSrc, int nSrcStep, const Npp8u *pMask, int nMaskStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 
NppStatus  nppiAddWeighted_32f_C1IR_Ctx (const Npp32f *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha, NppStreamContext nppStreamCtx)
  One 32-bit floating point channel alpha weighted image added to in place floating point destination image. More...
 
NppStatus  nppiAddWeighted_32f_C1IR (const Npp32f *pSrc, int nSrcStep, Npp32f *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, Npp32f nAlpha)
 

Detailed Description

Pixel by pixel addition of alpha weighted pixel values from a source image to floating point pixel values of destination image.

Function Documentation

NppStatus nppiAddWeighted_16u32f_C1IMR ( const Npp16u *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_16u32f_C1IMR_Ctx ( const Npp16u *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 16-bit unsigned short channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero).

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pMask Mask-Image Pointer.
nMaskStep Mask-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAddWeighted_16u32f_C1IR ( const Npp16u *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_16u32f_C1IR_Ctx ( const Npp16u *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 16-bit unsigned short channel alpha weighted image added to in place floating point destination image.

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAddWeighted_32f_C1IMR ( const Npp32f *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_32f_C1IMR_Ctx ( const Npp32f *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 32-bit floating point channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero).

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pMask Mask-Image Pointer.
nMaskStep Mask-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAddWeighted_32f_C1IR ( const Npp32f *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_32f_C1IR_Ctx ( const Npp32f *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 32-bit floating point channel alpha weighted image added to in place floating point destination image.

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAddWeighted_8u32f_C1IMR ( const Npp8u *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_8u32f_C1IMR_Ctx ( const Npp8u *  pSrc,
int  nSrcStep,
const Npp8u *  pMask,
int  nMaskStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 8-bit unsigned char channel alpha weighted image added to in place floating point destination image using filter mask (updates destination when mask is non-zero).

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pMask Mask-Image Pointer.
nMaskStep Mask-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes
NppStatus nppiAddWeighted_8u32f_C1IR ( const Npp8u *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha 
)
NppStatus nppiAddWeighted_8u32f_C1IR_Ctx ( const Npp8u *  pSrc,
int  nSrcStep,
Npp32f *  pSrcDst,
int  nSrcDstStep,
NppiSize  oSizeROI,
Npp32f  nAlpha,
NppStreamContext  nppStreamCtx 
)

One 8-bit unsigned char channel alpha weighted image added to in place floating point destination image.

Parameters
pSrc Source-Image Pointer.
nSrcStep Source-Image Line Step.
pSrcDst In-Place Image Pointer.
nSrcDstStep In-Place-Image Line Step.
oSizeROI Region-of-Interest (ROI).
nAlpha Alpha weight to be applied to source image pixels (0.0F to 1.0F)
nppStreamCtx Application Managed Stream Context.
Returns
Image Data Related Error Codes, ROI Related Error Codes