Sub

Sample by sample subtraction of the samples of two signals. More...

Functions
NppStatus	nppsSub_16s (const Npp16s *pSrc1, const Npp16s *pSrc2, Npp16s *pDst, int nLength)
	16-bit signed short signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_32f (const Npp32f *pSrc1, const Npp32f *pSrc2, Npp32f *pDst, int nLength)
	32-bit floating point signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_64f (const Npp64f *pSrc1, const Npp64f *pSrc2, Npp64f *pDst, int nLength)
	64-bit floating point signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_32fc (const Npp32fc *pSrc1, const Npp32fc *pSrc2, Npp32fc *pDst, int nLength)
	32-bit complex floating point signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_64fc (const Npp64fc *pSrc1, const Npp64fc *pSrc2, Npp64fc *pDst, int nLength)
	64-bit complex floating point signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_16s32f (const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32f *pDst, int nLength)
	16-bit signed short signal subtract 16-bit signed short signal, then clamp and convert to 32-bit floating point saturated value. More...
NppStatus	nppsSub_8u_Sfs (const Npp8u *pSrc1, const Npp8u *pSrc2, Npp8u *pDst, int nLength, int nScaleFactor)
	8-bit unsigned char signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_16u_Sfs (const Npp16u *pSrc1, const Npp16u *pSrc2, Npp16u *pDst, int nLength, int nScaleFactor)
	16-bit unsigned short signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_16s_Sfs (const Npp16s *pSrc1, const Npp16s *pSrc2, Npp16s *pDst, int nLength, int nScaleFactor)
	16-bit signed short signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_32s_Sfs (const Npp32s *pSrc1, const Npp32s *pSrc2, Npp32s *pDst, int nLength, int nScaleFactor)
	32-bit signed integer signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_16sc_Sfs (const Npp16sc *pSrc1, const Npp16sc *pSrc2, Npp16sc *pDst, int nLength, int nScaleFactor)
	16-bit signed complex short signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_32sc_Sfs (const Npp32sc *pSrc1, const Npp32sc *pSrc2, Npp32sc *pDst, int nLength, int nScaleFactor)
	32-bit signed complex integer signal subtract signal, scale, then clamp to saturated value. More...
NppStatus	nppsSub_16s_I (const Npp16s *pSrc, Npp16s *pSrcDst, int nLength)
	16-bit signed short in place signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_32f_I (const Npp32f *pSrc, Npp32f *pSrcDst, int nLength)
	32-bit floating point in place signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_64f_I (const Npp64f *pSrc, Npp64f *pSrcDst, int nLength)
	64-bit floating point in place signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_32fc_I (const Npp32fc *pSrc, Npp32fc *pSrcDst, int nLength)
	32-bit complex floating point in place signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_64fc_I (const Npp64fc *pSrc, Npp64fc *pSrcDst, int nLength)
	64-bit complex floating point in place signal subtract signal, then clamp to saturated value. More...
NppStatus	nppsSub_8u_ISfs (const Npp8u *pSrc, Npp8u *pSrcDst, int nLength, int nScaleFactor)
	8-bit unsigned char in place signal subtract signal, with scaling, then clamp to saturated value. More...
NppStatus	nppsSub_16u_ISfs (const Npp16u *pSrc, Npp16u *pSrcDst, int nLength, int nScaleFactor)
	16-bit unsigned short in place signal subtract signal, with scaling, then clamp to saturated value. More...
NppStatus	nppsSub_16s_ISfs (const Npp16s *pSrc, Npp16s *pSrcDst, int nLength, int nScaleFactor)
	16-bit signed short in place signal subtract signal, with scaling, then clamp to saturated value. More...
NppStatus	nppsSub_32s_ISfs (const Npp32s *pSrc, Npp32s *pSrcDst, int nLength, int nScaleFactor)
	32-bit signed integer in place signal subtract signal, with scaling, then clamp to saturated value. More...
NppStatus	nppsSub_16sc_ISfs (const Npp16sc *pSrc, Npp16sc *pSrcDst, int nLength, int nScaleFactor)
	16-bit complex signed short in place signal subtract signal, with scaling, then clamp to saturated value. More...
NppStatus	nppsSub_32sc_ISfs (const Npp32sc *pSrc, Npp32sc *pSrcDst, int nLength, int nScaleFactor)
	32-bit complex signed integer in place signal subtract signal, with scaling, then clamp to saturated value. More...

Detailed Description

Sample by sample subtraction of the samples of two signals.

Function Documentation

NppStatus nppsSub_16s	(	const Npp16s *	pSrc1,
		const Npp16s *	pSrc2,
		Npp16s *	pDst,
		int	nLength
	)

16-bit signed short signal subtract signal, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16s32f	(	const Npp16s *	pSrc1,
		const Npp16s *	pSrc2,
		Npp32f *	pDst,
		int	nLength
	)

16-bit signed short signal subtract 16-bit signed short signal, then clamp and convert to 32-bit floating point saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16s_I	(	const Npp16s *	pSrc,
		Npp16s *	pSrcDst,
		int	nLength
	)

16-bit signed short in place signal subtract signal, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16s_ISfs	(	const Npp16s *	pSrc,
		Npp16s *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit signed short in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16s_Sfs	(	const Npp16s *	pSrc1,
		const Npp16s *	pSrc2,
		Npp16s *	pDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit signed short signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16sc_ISfs	(	const Npp16sc *	pSrc,
		Npp16sc *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit complex signed short in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16sc_Sfs	(	const Npp16sc *	pSrc1,
		const Npp16sc *	pSrc2,
		Npp16sc *	pDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit signed complex short signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16u_ISfs	(	const Npp16u *	pSrc,
		Npp16u *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit unsigned short in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_16u_Sfs	(	const Npp16u *	pSrc1,
		const Npp16u *	pSrc2,
		Npp16u *	pDst,
		int	nLength,
		int	nScaleFactor
	)

16-bit unsigned short signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32f	(	const Npp32f *	pSrc1,
		const Npp32f *	pSrc2,
		Npp32f *	pDst,
		int	nLength
	)

32-bit floating point signal subtract signal, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32f_I	(	const Npp32f *	pSrc,
		Npp32f *	pSrcDst,
		int	nLength
	)

32-bit floating point in place signal subtract signal, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32fc	(	const Npp32fc *	pSrc1,
		const Npp32fc *	pSrc2,
		Npp32fc *	pDst,
		int	nLength
	)

32-bit complex floating point signal subtract signal, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32fc_I	(	const Npp32fc *	pSrc,
		Npp32fc *	pSrcDst,
		int	nLength
	)

32-bit complex floating point in place signal subtract signal, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32s_ISfs	(	const Npp32s *	pSrc,
		Npp32s *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

32-bit signed integer in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32s_Sfs	(	const Npp32s *	pSrc1,
		const Npp32s *	pSrc2,
		Npp32s *	pDst,
		int	nLength,
		int	nScaleFactor
	)

32-bit signed integer signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32sc_ISfs	(	const Npp32sc *	pSrc,
		Npp32sc *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

32-bit complex signed integer in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_32sc_Sfs	(	const Npp32sc *	pSrc1,
		const Npp32sc *	pSrc2,
		Npp32sc *	pDst,
		int	nLength,
		int	nScaleFactor
	)

32-bit signed complex integer signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_64f	(	const Npp64f *	pSrc1,
		const Npp64f *	pSrc2,
		Npp64f *	pDst,
		int	nLength
	)

64-bit floating point signal subtract signal, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_64f_I	(	const Npp64f *	pSrc,
		Npp64f *	pSrcDst,
		int	nLength
	)

64-bit floating point in place signal subtract signal, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_64fc	(	const Npp64fc *	pSrc1,
		const Npp64fc *	pSrc2,
		Npp64fc *	pDst,
		int	nLength
	)

64-bit complex floating point signal subtract signal, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst	Destination Signal Pointer.
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_64fc_I	(	const Npp64fc *	pSrc,
		Npp64fc *	pSrcDst,
		int	nLength
	)

64-bit complex floating point in place signal subtract signal, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_8u_ISfs	(	const Npp8u *	pSrc,
		Npp8u *	pSrcDst,
		int	nLength,
		int	nScaleFactor
	)

8-bit unsigned char in place signal subtract signal, with scaling, then clamp to saturated value.

Parameters

pSrc	Source Signal Pointer.
pSrcDst	In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsSub_8u_Sfs	(	const Npp8u *	pSrc1,
		const Npp8u *	pSrc2,
		Npp8u *	pDst,
		int	nLength,
		int	nScaleFactor
	)

8-bit unsigned char signal subtract signal, scale, then clamp to saturated value.

Parameters

pSrc1	Source Signal Pointer.
pSrc2	Source Signal Pointer, signal1 elements to be subtracted from signal2 elements.
pDst	Destination Signal Pointer.
nLength	Signal Length.
nScaleFactor	Integer Result Scaling.

Returns

Signal Data Related Error Codes, Length Related Error Codes.