Class NPPNativeMethods.NPPi.ColorProcessing

Color manipuliation functions.

Inheritance

System.Object

NPPNativeMethods.NPPi.ColorProcessing

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: ManagedCuda.NPP

Assembly: NPP.dll

Syntax

public static class ColorProcessing

Methods

nppiColorTwist_32f_C1IR(CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 32-bit floating point in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist_32f_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist_32f_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 32-bit floating point color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist_32f_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist_32f_C2IR(CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 32-bit floating point in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist_32f_C2IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist_32f_C2R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 32-bit floating point color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist_32f_C2R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16s_C1IR(CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 16-bit signed in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16s_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16s_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 16-bit signed color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16s_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16s_C2IR(CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 16-bit signed in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16s_C2IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16s_C2R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 16-bit signed color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16s_C2R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16u_C1IR(CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 16-bit unsigned in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16u_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 16-bit unsigned color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16u_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16u_C2IR(CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 16-bit unsigned in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16u_C2IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_16u_C2R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 16-bit unsigned color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_16u_C2R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8s_C1IR(CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 8-bit signed in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8s_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8s_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 8-bit signed color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8s_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8s_C2IR(CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 8-bit signed in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8s_C2IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8s_C2R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 8-bit signed color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8s_C2R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_AC4R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

4 channel 8-bit unsigned color twist, not affecting Alpha. An input color twist matrix with floating-point pixel values is applied with in ROI. Alpha channel is the last channel and is not processed.

Declaration

public static NppStatus nppiColorTwist32f_8u_AC4R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] twist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	twist	The color twist matrix with floating-point pixel values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_C1IR(CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 8-bit unsigned in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

1 channel 8-bit unsigned color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_C2IR(CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 8-bit unsigned in place color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_C2IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	in place packed pixel format image pointer.
System.Int32	nSrcDstStep	in place packed pixel format image line step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_C2R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

2 channel 8-bit unsigned color twist.

An input color twist matrix with floating-point coefficient values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_C2R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] aTwist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	aTwist	The color twist matrix with floating-point coefficient values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_C3R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Single[,])

3 channel 8-bit unsigned color twist.

An input color twist matrix with floating-point pixel values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_C3R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, float[, ] twist)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	twist	The color twist matrix with floating-point pixel values [3,4].

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiColorTwist32f_8u_P3R(CUdeviceptr[], Int32, CUdeviceptr[], Int32, NppiSize, Single[,])

3 channel planar 8-bit unsigned color twist. An input color twist matrix with floating-point pixel values is applied within ROI.

Declaration

public static NppStatus nppiColorTwist32f_8u_P3R(CUdeviceptr[] pSrc, int nSrcStep, CUdeviceptr[] pDst, int nDstStep, NppiSize oSizeROI, float[, ] twist)

Parameters

Type	Name	Description
CUdeviceptr[]	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr[]	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Single[,]	twist	The color twist matrix with floating-point pixel values.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError

nppiLUT_Linear_8u_AC4R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, CUdeviceptr[], CUdeviceptr[], Int32[])

4 channel 8-bit unsigned look-up-table color conversion, not affecting Alpha. The LUT is derived from a set of user defined mapping points through linear interpolation. Alpha channel is the last channel and is not processed.

Declaration

public static NppStatus nppiLUT_Linear_8u_AC4R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, CUdeviceptr[] pValues, CUdeviceptr[] pLevels, int[] nLevels)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
CUdeviceptr[]	pValues	Double pointer to an [3] of arrays of user defined OUTPUT
CUdeviceptr[]	pLevels	Double pointer to an [3] of arrays of user defined INPUT
System.Int32[]	nLevels	A [3] array of user defined input/output mapping points

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError - #NPP_LUT_NUMBER_OF_LEVELS_ERROR if the number of levels is less than 2.

nppiLUT_Linear_8u_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, CUdeviceptr, CUdeviceptr, Int32)

8-bit unsigned look-up-table color conversion. The LUT is derived from a set of user defined mapping points through linear interpolation.

Declaration

public static NppStatus nppiLUT_Linear_8u_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, CUdeviceptr pValues, CUdeviceptr pLevels, int nLevels)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
CUdeviceptr	pValues	Pointer to an array of user defined OUTPUT values
CUdeviceptr	pLevels	Pointer to an array of user defined INPUT values
System.Int32	nLevels	Number of user defined input/output mapping points (levels)

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError - #NPP_LUT_NUMBER_OF_LEVELS_ERROR if the number of levels is less than 2.

nppiLUT_Linear_8u_C3R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, CUdeviceptr[], CUdeviceptr[], Int32[])

3 channel 8-bit unsigned look-up-table color conversion.

The LUT is derived from a set of user defined mapping points through linear interpolation.

Declaration

public static NppStatus nppiLUT_Linear_8u_C3R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, CUdeviceptr[] pValues, CUdeviceptr[] pLevels, int[] nLevels)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
CUdeviceptr[]	pValues	Double pointer to an [3] of arrays of user defined OUTPUT
CUdeviceptr[]	pLevels	Double pointer to an [3] of arrays of user defined INPUT
System.Int32[]	nLevels	A [3] array of user defined input/output mapping points

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError - #NPP_LUT_NUMBER_OF_LEVELS_ERROR if the number of levels is less than 2.

nppiLUT_Linear_8u_C4R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, CUdeviceptr[], CUdeviceptr[], Int32[])

4 channel 8-bit unsigned look-up-table color conversion.

The LUT is derived from a set of user defined mapping points through linear interpolation.

As of the 5.0 release of NPP, the pValues and pLevels pointers need to be host memory pointers to arrays of device memory pointers.

Declaration

public static NppStatus nppiLUT_Linear_8u_C4R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, CUdeviceptr[] pValues, CUdeviceptr[] pLevels, int[] nLevels)

Parameters

Type	Name	Description
CUdeviceptr	pSrc	Source-Image Pointer.
System.Int32	nSrcStep	Source-Image Line Step.
CUdeviceptr	pDst	Destination-Image Pointer.
System.Int32	nDstStep	Destination-Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
CUdeviceptr[]	pValues	Host pointer to an array of 4 device memory pointers, one per color CHANNEL, pointing to user defined OUTPUT values.
CUdeviceptr[]	pLevels	Host pointer to an array of 4 device memory pointers, one per color CHANNEL, pointing to user defined INPUT values.
System.Int32[]	nLevels	Host pointer to an array of 4 user defined input/output mapping points, one per color CHANNEL.

Returns

Type	Description
NppStatus	StepError, NotEvenStepError, NullPointerError, AlignmentError, StepError, SizeError - #NPP_LUT_NUMBER_OF_LEVELS_ERROR if the number of levels is less than 2.