AlphaPremul

Premultiplies image pixels by image alpha opacity values. More...

Functions
NppStatus	nppiAlphaPremul_8u_AC4R_Ctx (const Npp8u *pSrc1, int nSrc1Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
	Four 8-bit unsigned char channel image premultiplication with pixel alpha (0 - max channel pixel value). More...
NppStatus	nppiAlphaPremul_8u_AC4R (const Npp8u *pSrc1, int nSrc1Step, Npp8u *pDst, int nDstStep, NppiSize oSizeROI)
NppStatus	nppiAlphaPremul_8u_AC4IR_Ctx (Npp8u *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
	Four 8-bit unsigned char channel in place image premultiplication with pixel alpha (0 - max channel pixel value). More...
NppStatus	nppiAlphaPremul_8u_AC4IR (Npp8u *pSrcDst, int nSrcDstStep, NppiSize oSizeROI)
NppStatus	nppiAlphaPremul_16u_AC4R_Ctx (const Npp16u *pSrc1, int nSrc1Step, Npp16u *pDst, int nDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
	Four 16-bit unsigned short channel image premultiplication with pixel alpha (0 - max channel pixel value). More...
NppStatus	nppiAlphaPremul_16u_AC4R (const Npp16u *pSrc1, int nSrc1Step, Npp16u *pDst, int nDstStep, NppiSize oSizeROI)
NppStatus	nppiAlphaPremul_16u_AC4IR_Ctx (Npp16u *pSrcDst, int nSrcDstStep, NppiSize oSizeROI, NppStreamContext nppStreamCtx)
	Four 16-bit unsigned short channel in place image premultiplication with pixel alpha (0 - max channel pixel value). More...
NppStatus	nppiAlphaPremul_16u_AC4IR (Npp16u *pSrcDst, int nSrcDstStep, NppiSize oSizeROI)

Detailed Description

Premultiplies image pixels by image alpha opacity values.

Function Documentation

NppStatus nppiAlphaPremul_16u_AC4IR	(	Npp16u *	pSrcDst,
		int	nSrcDstStep,
		NppiSize	oSizeROI
	)

NppStatus nppiAlphaPremul_16u_AC4IR_Ctx	(	Npp16u *	pSrcDst,
		int	nSrcDstStep,
		NppiSize	oSizeROI,
		NppStreamContext	nppStreamCtx
	)

Four 16-bit unsigned short channel in place image premultiplication with pixel alpha (0 - max channel pixel value).

Parameters

pSrcDst	In-Place Image Pointer.
nSrcDstStep	In-Place-Image Line Step.
oSizeROI	Region-of-Interest (ROI).
nppStreamCtx	Application Managed Stream Context.

Returns

Image Data Related Error Codes, ROI Related Error Codes

NppStatus nppiAlphaPremul_16u_AC4R	(	const Npp16u *	pSrc1,
		int	nSrc1Step,
		Npp16u *	pDst,
		int	nDstStep,
		NppiSize	oSizeROI
	)

NppStatus nppiAlphaPremul_16u_AC4R_Ctx	(	const Npp16u *	pSrc1,
		int	nSrc1Step,
		Npp16u *	pDst,
		int	nDstStep,
		NppiSize	oSizeROI,
		NppStreamContext	nppStreamCtx
	)

Four 16-bit unsigned short channel image premultiplication with pixel alpha (0 - max channel pixel value).

Parameters

pSrc1	Source-Image Pointer.
nSrc1Step	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 nppiAlphaPremul_8u_AC4IR	(	Npp8u *	pSrcDst,
		int	nSrcDstStep,
		NppiSize	oSizeROI
	)

NppStatus nppiAlphaPremul_8u_AC4IR_Ctx	(	Npp8u *	pSrcDst,
		int	nSrcDstStep,
		NppiSize	oSizeROI,
		NppStreamContext	nppStreamCtx
	)

Four 8-bit unsigned char channel in place image premultiplication with pixel alpha (0 - max channel pixel value).

Parameters

pSrcDst	In-Place Image Pointer.
nSrcDstStep	In-Place-Image Line Step.
oSizeROI	Region-of-Interest (ROI).
nppStreamCtx	Application Managed Stream Context.

Returns

Image Data Related Error Codes, ROI Related Error Codes

NppStatus nppiAlphaPremul_8u_AC4R	(	const Npp8u *	pSrc1,
		int	nSrc1Step,
		Npp8u *	pDst,
		int	nDstStep,
		NppiSize	oSizeROI
	)

NppStatus nppiAlphaPremul_8u_AC4R_Ctx	(	const Npp8u *	pSrc1,
		int	nSrc1Step,
		Npp8u *	pDst,
		int	nDstStep,
		NppiSize	oSizeROI,
		NppStreamContext	nppStreamCtx
	)

Four 8-bit unsigned char channel image premultiplication with pixel alpha (0 - max channel pixel value).

Parameters

pSrc1	Source-Image Pointer.
nSrc1Step	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