Signal Arithmetic And Logical Operations Functions

Functions that provide common arithmetic and logical operations.

Signal Arithmetic Functions

Arithmetic Operations

The set of arithmetic operations for signal processing available in the library.

Signal AddC

AddC

Adds a constant value to each sample of a signal.

Functions

NppStatus nppsAddC_32f_I_Ctx(Npp32f nValue, Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point in place signal add constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be added to each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddC_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal add constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be added to each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddC_64f_I_Ctx(Npp64f nValue, Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point, in place signal add constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be added to each vector element
nLength – Length of the vectors, number of items.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddC_64f_Ctx(const Npp64f *pSrc, Npp64f nValue, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating pointsignal add constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be added to each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddC_ISfs_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place signal add constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be added to each vector element
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddC_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Signal add constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be added to each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal AddProductC

AddProductC

Adds product of a constant and each sample of a source signal to the each sample of destination signal.

Functions

NppStatus nppsAddProductC_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal add product of signal times constant to destination signal.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal MulC

MulC

Multiplies each sample of a signal by a constant value.

Functions

NppStatus nppsMulC_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal times constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_32f_I_Ctx(Npp32f nValue, Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point in place signal times constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be multiplied by each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_64f_Ctx(const Npp64f *pSrc, Npp64f nValue, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal times constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_64f_I_Ctx(Npp64f nValue, Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point in place signal times constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be multiplied by each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Signal times constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to multiply each vector element by.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_ISfs_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place signal times constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to multiply each vector element by.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_Low_32f16s_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp16s *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal times constant with output converted to 16-bit signed integer.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_32f16s_Sfs_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit floating point signal times constant with output converted to 16-bit signed integer with scaling and saturation of output result.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nScaleFactor – Integer Result Scaling.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMulC_64f64s_ISfs_Ctx(Npp64f nValue, Npp64s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit floating point signal times constant with in place conversion to 64-bit signed integer and with scaling and saturation of output result.

Parameters

nValue – Constant value to be multiplied by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal SubC

SubC

Subtracts a constant from each sample of a signal.

Functions

NppStatus nppsSubC_32f_I_Ctx(Npp32f nValue, Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point in place signal subtract constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be subtracted from each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubC_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal subtract constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be subtracted from each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubC_64f_I_Ctx(Npp64f nValue, Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point in place signal subtract constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be subtracted from each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubC_64f_Ctx(const Npp64f *pSrc, Npp64f nValue, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal subtract constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be subtracted from each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubC_ISfs_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place signal subtract constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract from each vector element.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubC_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Signal subtract constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract from each vector element.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal SubCRev

SubCRev

Subtracts each sample of a signal from a constant.

Functions

NppStatus nppsSubCRev_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Constant subtract signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract each vector element from.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubCRev_ISfs_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place constant subtract signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract each vector element from.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubCRev_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Floating point signal subtract from constant.

Supported data types include NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract each vector element from.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSubCRev_I_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

Floating point in place signal subtract from constant.

Supported data types include NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to subtract each vector element from.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal DivC

DivC

Divides each sample of a signal by a constant.

Functions

NppStatus nppsDivC_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal divided by constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be divided into each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivC_32f_I_Ctx(Npp32f nValue, Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point in place signal divided by constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be divided into each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivC_64f_Ctx(const Npp64f *pSrc, Npp64f nValue, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal divided by constant.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be divided into each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivC_64f_I_Ctx(Npp64f nValue, Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point in place signal divided by constant.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be divided into each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivC_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Signal divided by constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to divide each vector element by.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivC_ISfs_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place signal divided by constant, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to divide each vector element by.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal DivCRev

DivCRev

Divides a constant by each sample of a signal.

Functions

NppStatus nppsDivCRev_16u_Ctx(const Npp16u *pSrc, Npp16u nValue, Npp16u *pDst, size_t nLength, NppStreamContext nppStreamCtx)

16-bit unsigned short signal divided by constant, then clamp to saturated value.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be divided by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivCRev_16u_I_Ctx(Npp16u nValue, Npp16u *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place 16-bit unsigned short signal constant divided by signal, then clamp to saturated value.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be divided by each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivCRev_32f_Ctx(const Npp32f *pSrc, Npp32f nValue, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point constant divided by signal.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be divided by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivCRev_32f_I_Ctx(Npp32f nValue, Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point in place constant divided by signal.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be divided by each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivCRev_64f_Ctx(const Npp64f *pSrc, Npp64f nValue, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point constant divided by signal.

Parameters

pSrc – Source Signal Pointer.
nValue – Constant value to be divided by each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDivCRev_64f_I_Ctx(Npp64f nValue, Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point in place constant divided by signal.

Parameters

pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be divided by each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Add

Add

Sample by sample addition of two signals.

Functions

NppStatus nppsAdd_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal add signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S, NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be added to signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal add signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be added to signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_8u16u_Ctx(const Npp8u *pSrc1, const Npp8u *pSrc2, Npp16u *pDst, size_t nLength, NppStreamContext nppStreamCtx)

8-bit unsigned char signal add signal with 16-bit unsigned result, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be added to signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_16s32f_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

16-bit signed short signal add signal with 32-bit floating point result, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be added to signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Signal add signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be added to signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_16s32s_I_Ctx(const Npp16s *pSrc, Npp32s *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

16/32-bit signed short in place signal add signal with 32-bit signed integer results, then clamp to saturated value.

Parameters

pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be added to signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAdd_ISfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

In place signal add signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be added to signal1 elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal AddProduct

AddProduct

Adds sample by sample product of two signals to the destination signal.

Functions

NppStatus nppsAddProduct_32f_Ctx(const Npp32f *pSrc1, const Npp32f *pSrc2, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal add product of source signal times destination signal to destination signal, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer.
pDst – Destination Signal Pointer. product of source1 and source2 signal elements to be added to destination elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddProduct_64f_Ctx(const Npp64f *pSrc1, const Npp64f *pSrc2, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal add product of source signal times destination signal to destination signal, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer.
pDst – Destination Signal Pointer. product of source1 and source2 signal elements to be added to destination elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddProduct_16s_Sfs_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

16-bit signed short signal add product of source signal1 times source signal2 to destination signal, with scaling, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer.
pDst – Destination Signal Pointer. product of source1 and source2 signal elements to be added to destination elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddProduct_32s_Sfs_Ctx(const Npp32s *pSrc1, const Npp32s *pSrc2, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed short signal add product of source signal1 times source signal2 to destination signal, with scaling, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer.
pDst – Destination Signal Pointer. product of source1 and source2 signal elements to be added to destination elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAddProduct_16s32s_Sfs_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

16-bit signed short signal add product of source signal1 times source signal2 to 32-bit signed integer destination signal, with scaling, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer.
pDst – Destination Signal Pointer. product of source1 and source2 signal elements to be added to destination elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Mul

Mul

Sample by sample multiplication the samples of two signals.

Functions

NppStatus nppsMul_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal times signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be multiplied by signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal times signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be multiplied by signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_8u16u_Ctx(const Npp8u *pSrc1, const Npp8u *pSrc2, Npp16u *pDst, size_t nLength, NppStreamContext nppStreamCtx)

8-bit unsigned char signal times signal with 16-bit unsigned result, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be multiplied by signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_16s32f_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

16-bit signed short signal times signal with 32-bit floating point result, then clamp to saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be multiplied by signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal times signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal2 elements to be multiplied by signal1 elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_16u16s_Sfs_Ctx(const Npp16u *pSrc1, const Npp16s *pSrc2, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal2 elements to be multiplied by signal1 elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_16s32s_Sfs_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

16-bit signed short signal times signal, scale, then clamp to 32-bit signed saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal2 elements to be multiplied by signal1 elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_Low_32s_Sfs_Ctx(const Npp32s *pSrc1, const Npp32s *pSrc2, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal2 elements to be multiplied by signal1 elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsMul_ISfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal times signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be multiplied by signal1 elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Sub

Sub

Sample by sample subtraction of the samples of two signals.

Functions

NppStatus nppsSub_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal subtract signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_16F, NPP_32S, NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal1 elements to be subtracted from signal2 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSub_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal subtract signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSub_16s32f_Ctx(const Npp16s *pSrc1, const Npp16s *pSrc2, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

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.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSub_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal subtract signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
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.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSub_ISfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal subtract signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal1 elements to be subtracted from signal2 elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Div

Div

Sample by sample division of the samples of two signals.

Functions

NppStatus nppsDiv_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Floating point signal divide signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal1 divisor elements to be divided into signal2 dividend elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDiv_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

Floating point in place signal divide signal, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S, NPP_64S NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal1 divisor elements to be divided into signal2 dividend elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDiv_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal divide signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal1 divisor elements to be divided into signal2 dividend elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDiv_ISfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal divide signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32U, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal1 divisor elements to be divided into signal2 dividend elements
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDiv_32s16s_Sfs_Ctx(const Npp16s *pSrc1, const Npp32s *pSrc2, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal divided by 16-bit signed short signal, scale, then clamp to 16-bit signed short saturated value.

Parameters

pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal1 divisor elements to be divided into signal2 dividend elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Div Round

Div_Round

Sample by sample division of the samples of two signals with rounding.

Functions

NppStatus nppsDiv_Round_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppRoundMode nRndMode, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal divide signal, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer, signal1 divisor elements to be divided into signal2 dividend elements.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nRndMode – various rounding modes.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsDiv_Round_ISfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppRoundMode nRndMode, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal divide signal, with scaling, rounding then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal1 divisor elements to be divided into signal2 dividend elements
nLength – Signal Length.
nRndMode – various rounding modes.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Abs

Abs

Absolute value of each sample of a signal.

Functions

NppStatus nppsAbs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal absolute value.

Supported data types include NPP_16S, NPP_32S, NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAbs_I_Ctx(NppDataType eSrcDstType, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal absolute value.

Supported data types include NPP_16S, NPP_32S, NPP_32F, NPP_64F.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Square

Sqr

Squares each sample of a signal.

Functions

NppStatus nppsSqr_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal squared.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqr_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal squared.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqr_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal squared.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqr_64f_I_Ctx(Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal squared.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqr_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal squared, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqr_ISfs_Ctx(NppDataType eSrcDstType, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal squared, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Square Root

Sqrt

Square root of each sample of a signal.

Functions

NppStatus nppsSqrt_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal square root.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal square root.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal square root.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_64f_I_Ctx(Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal square root.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_Sfs_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer signal square root, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_ISfs_Ctx(NppDataType eSrcDstType, void *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

Integer in place signal square root, scale, then clamp to saturated value.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_32s16s_Sfs_Ctx(const Npp32s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal square root, scale, then clamp to 16-bit signed integer saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_64s_Sfs_Ctx(const Npp64s *pSrc, Npp64s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit signed integer signal square root, scale, then clamp to saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_64s_ISfs_Ctx(Npp64s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit signed integer signal square root, scale, then clamp to saturated value.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSqrt_64s16s_Sfs_Ctx(const Npp64s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit signed integer signal square root, scale, then clamp to 16-bit signed integer saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Cube Root

Cubrt

Cube root of each sample of a signal.

Functions

NppStatus nppsCubrt_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal cube root.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsCubrt_32s16s_Sfs_Ctx(const Npp32s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal cube root, scale, then clamp to 16-bit signed integer saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Exp

Exp

E raised to the power of each sample of a signal.

Functions

NppStatus nppsExp_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal exponent.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal exponent.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_32f64f_Ctx(const Npp32f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal exponent with 64-bit floating point result.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal exponent.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_64f_I_Ctx(Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal exponent.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_16s_Sfs_Ctx(const Npp16s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_32s_Sfs_Ctx(const Npp32s *pSrc, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_64s_Sfs_Ctx(const Npp64s *pSrc, Npp64s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit signed integer signal exponent, scale, then clamp to saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_16s_ISfs_Ctx(Npp16s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_32s_ISfs_Ctx(Npp32s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsExp_64s_ISfs_Ctx(Npp64s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

64-bit signed integer signal exponent, scale, then clamp to saturated value.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Ln

Ln

Natural logarithm of each sample of a signal.

Functions

NppStatus nppsLn_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal natural logarithm.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal natural logarithm.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_64f32f_Ctx(const Npp64f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal natural logarithm with 32-bit floating point result.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal natural logarithm.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_64f_I_Ctx(Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal natural logarithm.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_16s_Sfs_Ctx(const Npp16s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_32s_Sfs_Ctx(const Npp32s *pSrc, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_32s16s_Sfs_Ctx(const Npp32s *pSrc, Npp16s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal natural logarithm, scale, then clamp to 16-bit signed short saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_16s_ISfs_Ctx(Npp16s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLn_32s_ISfs_Ctx(Npp32s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal 10Log10

10Log10

Ten times the decimal logarithm of each sample of a signal.

Functions

NppStatus npps10Log10_32s_Sfs_Ctx(const Npp32s *pSrc, Npp32s *pDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal 10 times base 10 logarithm, scale, then clamp to saturated value.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus npps10Log10_32s_ISfs_Ctx(Npp32s *pSrcDst, size_t nLength, int nScaleFactor, NppStreamContext nppStreamCtx)

32-bit signed integer signal 10 times base 10 logarithm, scale, then clamp to saturated value.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal SumLn

SumLn

Sums up the natural logarithm of each sample of a signal.

Functions

NppStatus nppsSumLnGetBufferSize_32f_Ctx(size_t nLength, size_t *hpBufferSize, NppStreamContext nppStreamCtx)

Device scratch buffer size (in bytes) for 32f SumLn.

This primitive provides the correct buffer size for nppsSumLn_32f.

Parameters

nLength – Signal Length.
hpBufferSize – Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.
nppStreamCtx – Application Managed Stream Context.

Returns

NPP_SUCCESS

NppStatus nppsSumLn_32f_Ctx(const Npp32f *pSrc, size_t nLength, Npp32f *pDst, Npp8u *pDeviceBuffer, NppStreamContext nppStreamCtx)

32-bit floating point signal sum natural logarithm.

Parameters

pSrc – Source Signal Pointer.
nLength – Signal Length.
pDst – Pointer to the output result.
pDeviceBuffer – Pointer to the required device memory allocation.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSumLnGetBufferSize_64f_Ctx(size_t nLength, size_t *hpBufferSize, NppStreamContext nppStreamCtx)

Device scratch buffer size (in bytes) for 64f SumLn.

This primitive provides the correct buffer size for nppsSumLn_64f.

Parameters

nLength – Signal Length.
hpBufferSize – Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.
nppStreamCtx – Application Managed Stream Context.

Returns

NPP_SUCCESS

NppStatus nppsSumLn_64f_Ctx(const Npp64f *pSrc, size_t nLength, Npp64f *pDst, Npp8u *pDeviceBuffer, NppStreamContext nppStreamCtx)

64-bit floating point signal sum natural logarithm.

Parameters

pSrc – Source Signal Pointer.
nLength – Signal Length.
pDst – Pointer to the output result.
pDeviceBuffer – Pointer to the required device memory allocation.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSumLnGetBufferSize_32f64f_Ctx(size_t nLength, size_t *hpBufferSize, NppStreamContext nppStreamCtx)

Device scratch buffer size (in bytes) for 32f64f SumLn.

This primitive provides the correct buffer size for nppsSumLn_32f64f.

Parameters

nLength – Signal Length.
hpBufferSize – Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.
nppStreamCtx – Application Managed Stream Context.

Returns

NPP_SUCCESS

NppStatus nppsSumLn_32f64f_Ctx(const Npp32f *pSrc, size_t nLength, Npp64f *pDst, Npp8u *pDeviceBuffer, NppStreamContext nppStreamCtx)

32-bit flaoting point input, 64-bit floating point output signal sum natural logarithm.

Parameters

pSrc – Source Signal Pointer.
nLength – Signal Length.
pDst – Pointer to the output result.
pDeviceBuffer – Pointer to the required device memory allocation.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsSumLnGetBufferSize_16s32f_Ctx(size_t nLength, size_t *hpBufferSize, NppStreamContext nppStreamCtx)

Device scratch buffer size (in bytes) for 16s32f SumLn.

This primitive provides the correct buffer size for nppsSumLn_16s32f.

Parameters

nLength – Signal Length.
hpBufferSize – Required buffer size. Important: hpBufferSize is a host pointer. Scratch Buffer and Host Pointer.
nppStreamCtx – Application Managed Stream Context.

Returns

NPP_SUCCESS

NppStatus nppsSumLn_16s32f_Ctx(const Npp16s *pSrc, size_t nLength, Npp32f *pDst, Npp8u *pDeviceBuffer, NppStreamContext nppStreamCtx)

16-bit signed short integer input, 32-bit floating point output signal sum natural logarithm.

Parameters

pSrc – Source Signal Pointer.
nLength – Signal Length.
pDst – Pointer to the output result.
pDeviceBuffer – Pointer to the required device memory allocation.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal ArcTan

Arctan

Inverse tangent of each sample of a signal.

Functions

NppStatus nppsArctan_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal inverse tangent.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsArctan_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal inverse tangent.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsArctan_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

32-bit floating point signal inverse tangent.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsArctan_64f_I_Ctx(Npp64f *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

64-bit floating point signal inverse tangent.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Normalize

Normalize

Normalize each sample of a real or complex signal using offset and division operations.

Functions

NppStatus nppsNormalize_32f_Ctx(const Npp32f *pSrc, Npp32f *pDst, size_t nLength, Npp32f vSub, Npp32f vDiv, NppStreamContext nppStreamCtx)

32-bit floating point signal normalize.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
vSub – value subtracted from each signal element before division
vDiv – divisor of post-subtracted signal element dividend
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsNormalize_64f_Ctx(const Npp64f *pSrc, Npp64f *pDst, size_t nLength, Npp64f vSub, Npp64f vDiv, NppStreamContext nppStreamCtx)

64-bit floating point signal normalize.

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
vSub – value subtracted from each signal element before division
vDiv – divisor of post-subtracted signal element dividend
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsNormalize_16s_Sfs_Ctx(const Npp16s *pSrc, Npp16s *pDst, size_t nLength, Npp16s vSub, int vDiv, int nScaleFactor, NppStreamContext nppStreamCtx)

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

Parameters

pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
vSub – value subtracted from each signal element before division
vDiv – divisor of post-subtracted signal element dividend
nScaleFactor – Integer Result Scaling.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Cauchy, CouchyD, And CouchyDD2

Cauchy, CauchyD, and CauchyDD2

Determine Cauchy robust error function and its first and second derivatives for each sample of a signal.

Functions

NppStatus nppsCauchy_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, Npp32f nParam, NppStreamContext nppStreamCtx)

32-bit floating point signal Cauchy error calculation.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nParam – constant used in Cauchy formula
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsCauchyD_32f_I_Ctx(Npp32f *pSrcDst, size_t nLength, Npp32f nParam, NppStreamContext nppStreamCtx)

32-bit floating point signal Cauchy first derivative.

Parameters

pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nParam – constant used in Cauchy formula
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsCauchyDD2_32f_I_Ctx(Npp32f *pSrcDst, Npp32f *pD2FVal, size_t nLength, Npp32f nParam, NppStreamContext nppStreamCtx)

32-bit floating point signal Cauchy first and second derivatives.

Parameters

pSrcDst – In-Place Signal Pointer.
pD2FVal – Source Signal Pointer. This signal contains the second derivative of the source signal.
nLength – Signal Length.
nParam – constant used in Cauchy formula
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Logical And Shift Operations

Logical And Shift Operations

The set of logical and shift operations for signal processing available in the library.

Signal AndC

AndC

Bitwise AND of a constant and each sample of a signal.

Functions

NppStatus nppsAndC_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical AND with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical anded with each vector element.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAndC_I_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logincal AND with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical anded with each vector element.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal And

And

Sample by sample bitwise AND of samples from two signals.

Functions

NppStatus nppsAnd_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical AND with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be logical anded with signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsAnd_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logical AND with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be logical anded with signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal OrC

OrC

Bitwise OR of a constant and each sample of a signal.

Functions

NppStatus nppsOrC_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical OR with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical ored with each vector element.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsOrC_I_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logical OR with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical ored with each vector element.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Or

Or

Sample by sample bitwise OR of the samples from two signals.

Functions

NppStatus nppsOr_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical OR with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be ored with signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsOr_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logical OR with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be ored with signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal XorC

XorC

Bitwise XOR of a constant and each sample of a signal.

Functions

NppStatus nppsXorC_Ctx(NppDataType eSrcDstType, const void *pSrc, const void *pConstant, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical XOR with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical xored with each vector element.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsXorC_I_Ctx(NppDataType eSrcDstType, const void *pConstant, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logical XOR with constant.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
pConstant – Host memory pointer to eSrcDstType Constant value to be logical xored with each vector element.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Xor

Xor

Sample by sample bitwise XOR of the samples from two signals.

Functions

NppStatus nppsXor_Ctx(NppDataType eSrcDstType, const void *pSrc1, const void *pSrc2, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal logical XOR with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc1 – Source Signal Pointer.
pSrc2 – Source Signal Pointer. signal2 elements to be xored with signal1 elements
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsXor_I_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal logical XOR with signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pSrcDst – In-Place Signal Pointer. signal2 elements to be xored with signal1 elements
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal Not

Not

Bitwise NOT of each sample of a signal.

Functions

NppStatus nppsNot_Ctx(NppDataType eSrcDstType, const void *pSrc, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

logical NOT signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsNot_I_Ctx(NppDataType eSrcDstType, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place logical NOT signal.

Supported data types include NPP_8U, NPP_16U, NPP_32U.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal LShiftC

LShiftC

Left shifts the bits of each sample of a signal by a constant amount.

Functions

NppStatus nppsLShiftC_Ctx(NppDataType eSrcDstType, const void *pSrc, int nValue, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal left shift with constant.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
nValue – Constant value to be used to left shift each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsLShiftC_I_Ctx(NppDataType eSrcDstType, int nValue, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal left shift with constant.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be used to left shift each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

Signal RShiftC

RShiftC

Right shifts the bits of each sample of a signal by a constant amount.

Functions

NppStatus nppsRShiftC_Ctx(NppDataType eSrcDstType, const void *pSrc, int nValue, void *pDst, size_t nLength, NppStreamContext nppStreamCtx)

Signal right shift with constant.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrc – Source Signal Pointer.
nValue – Constant value to be used to right shift each vector element
pDst – Destination Signal Pointer.
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns

NppStatus nppsRShiftC_I_Ctx(NppDataType eSrcDstType, int nValue, void *pSrcDst, size_t nLength, NppStreamContext nppStreamCtx)

In place signal right shift with constant.

Supported data types include NPP_8U, NPP_16U, NPP_16S, NPP_32S.

Parameters

eSrcDstType – Signal Data Type.
pSrcDst – In-Place Signal Pointer.
nValue – Constant value to be used to right shift each vector element
nLength – Signal Length.
nppStreamCtx – Application Managed Stream Context.

Returns