Standard Deviation

Functions
NppStatus	nppsStdDevGetBufferSize_32f (int nLength, int *hpBufferSize)
	Device scratch buffer size (in bytes) for nppsStdDev_32f. More...
NppStatus	nppsStdDevGetBufferSize_64f (int nLength, int *hpBufferSize)
	Device scratch buffer size (in bytes) for nppsStdDev_64f. More...
NppStatus	nppsStdDevGetBufferSize_16s32s_Sfs (int nLength, int *hpBufferSize)
	Device scratch buffer size (in bytes) for nppsStdDev_16s32s_Sfs. More...
NppStatus	nppsStdDevGetBufferSize_16s_Sfs (int nLength, int *hpBufferSize)
	Device scratch buffer size (in bytes) for nppsStdDev_16s_Sfs. More...
NppStatus	nppsStdDev_32f (const Npp32f *pSrc, int nLength, Npp32f *pStdDev, Npp8u *pDeviceBuffer)
	32-bit float vector standard deviation method More...
NppStatus	nppsStdDev_64f (const Npp64f *pSrc, int nLength, Npp64f *pStdDev, Npp8u *pDeviceBuffer)
	64-bit float vector standard deviation method More...
NppStatus	nppsStdDev_16s32s_Sfs (const Npp16s *pSrc, int nLength, Npp32s *pStdDev, int nScaleFactor, Npp8u *pDeviceBuffer)
	16-bit float vector standard deviation method (return value is 32-bit) More...
NppStatus	nppsStdDev_16s_Sfs (const Npp16s *pSrc, int nLength, Npp16s *pStdDev, int nScaleFactor, Npp8u *pDeviceBuffer)
	16-bit float vector standard deviation method (return value is also 16-bit) More...

Detailed Description

Function Documentation

NppStatus nppsStdDev_16s32s_Sfs	(	const Npp16s *	pSrc,
		int	nLength,
		Npp32s *	pStdDev,
		int	nScaleFactor,
		Npp8u *	pDeviceBuffer
	)

16-bit float vector standard deviation method (return value is 32-bit)

Parameters

pSrc	Source Signal Pointer.
nLength	Signal Length.
pStdDev	Pointer to the output result.
nScaleFactor	Integer Result Scaling.
pDeviceBuffer	Pointer to the required device memory allocation, Scratch Buffer and Host Pointer. Use nppsStdDevGetBufferSize_16s32s_Sfs to determine the minium number of bytes required.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsStdDev_16s_Sfs	(	const Npp16s *	pSrc,
		int	nLength,
		Npp16s *	pStdDev,
		int	nScaleFactor,
		Npp8u *	pDeviceBuffer
	)

16-bit float vector standard deviation method (return value is also 16-bit)

Parameters

pSrc	Source Signal Pointer.
nLength	Signal Length.
pStdDev	Pointer to the output result.
nScaleFactor	Integer Result Scaling.
pDeviceBuffer	Pointer to the required device memory allocation, Scratch Buffer and Host Pointer. Use nppsStdDevGetBufferSize_16s_Sfs to determine the minium number of bytes required.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsStdDev_32f	(	const Npp32f *	pSrc,
		int	nLength,
		Npp32f *	pStdDev,
		Npp8u *	pDeviceBuffer
	)

32-bit float vector standard deviation method

Parameters

pSrc	Source Signal Pointer.
nLength	Signal Length.
pStdDev	Pointer to the output result.
pDeviceBuffer	Pointer to the required device memory allocation, Scratch Buffer and Host Pointer. Use nppsStdDevGetBufferSize_32f to determine the minium number of bytes required.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsStdDev_64f	(	const Npp64f *	pSrc,
		int	nLength,
		Npp64f *	pStdDev,
		Npp8u *	pDeviceBuffer
	)

64-bit float vector standard deviation method

Parameters

pSrc	Source Signal Pointer.
nLength	Signal Length.
pStdDev	Pointer to the output result.
pDeviceBuffer	Pointer to the required device memory allocation, Scratch Buffer and Host Pointer. Use nppsStdDevGetBufferSize_64f to determine the minium number of bytes required.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsStdDevGetBufferSize_16s32s_Sfs	(	int	nLength,
		int *	hpBufferSize
	)

Device scratch buffer size (in bytes) for nppsStdDev_16s32s_Sfs.

Parameters

nLength	Signal Length.
hpBufferSize	Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.

Returns

NPP_SUCCESS

NppStatus nppsStdDevGetBufferSize_16s_Sfs	(	int	nLength,
		int *	hpBufferSize
	)

Device scratch buffer size (in bytes) for nppsStdDev_16s_Sfs.

Parameters

nLength	Signal Length.
hpBufferSize	Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.

Returns

NPP_SUCCESS

NppStatus nppsStdDevGetBufferSize_32f	(	int	nLength,
		int *	hpBufferSize
	)

Device scratch buffer size (in bytes) for nppsStdDev_32f.

Parameters

nLength	Signal Length.
hpBufferSize	Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.

Returns

NPP_SUCCESS

NppStatus nppsStdDevGetBufferSize_64f	(	int	nLength,
		int *	hpBufferSize
	)

Device scratch buffer size (in bytes) for nppsStdDev_64f.

Parameters

nLength	Signal Length.
hpBufferSize	Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.

Returns

NPP_SUCCESS