Class NPPNativeMethods.NPPi.LabelMarkers

Generate image connected region label markers to be used for later image segmentation.

Inheritance

System.Object

NPPNativeMethods.NPPi.LabelMarkers

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 LabelMarkers

Methods

nppiBoundSegments_16u_C1IR(CUdeviceptr, Int32, NppiSize, UInt16)

1 channel 16-bit unsigned integer in place region boundary border image generation.

Declaration

public static NppStatus nppiBoundSegments_16u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, ushort nBorderVal)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.UInt16	nBorderVal	Pixel value to be used at connected region boundary borders

Returns

Type	Description
NppStatus

nppiBoundSegments_32u_C1IR(CUdeviceptr, Int32, NppiSize, UInt32)

1 channel 32-bit unsigned integer in place region boundary border image generation.

Declaration

public static NppStatus nppiBoundSegments_32u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, uint nBorderVal)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.UInt32	nBorderVal	Pixel value to be used at connected region boundary borders

Returns

Type	Description
NppStatus

nppiBoundSegments_8u_C1IR(CUdeviceptr, Int32, NppiSize, Byte)

1 channel 8-bit unsigned integer in place region boundary border image generation.

Declaration

public static NppStatus nppiBoundSegments_8u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, byte nBorderVal)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Byte	nBorderVal	Pixel value to be used at connected region boundary borders

Returns

Type	Description
NppStatus

nppiCompressMarkerLabels_16u_C1IR(CUdeviceptr, Int32, NppiSize, Int32, ref Int32, CUdeviceptr)

1 channel 16-bit unsigned integer in place connected region marker label renumbering with numbering sparseness elimination.

Declaration

public static NppStatus nppiCompressMarkerLabels_16u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, int nStartingNumber, ref int pNewNumber, CUdeviceptr pBuffer)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u32u function.
System.Int32	pNewNumber	Pointer to host memory integer value where the maximum renumbered marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding CompressMarkerLabelsGetBufferSize call.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabels_32u_C1IR(CUdeviceptr, Int32, NppiSize, Int32, ref Int32, CUdeviceptr)

1 channel 32-bit unsigned integer in place connected region marker label renumbering with numbering sparseness elimination.

Declaration

public static NppStatus nppiCompressMarkerLabels_32u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, int nStartingNumber, ref int pNewNumber, CUdeviceptr pBuffer)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u32u function.
System.Int32	pNewNumber	Pointer to host memory integer value where the maximum renumbered marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding CompressMarkerLabelsGetBufferSize call.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabels_32u8u_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Int32, ref Int32, CUdeviceptr)

1 channel 32-bit unsigned integer to 8-bit unsigned integer connected region marker label renumbering with numbering sparseness elimination.

Declaration

public static NppStatus nppiCompressMarkerLabels_32u8u_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, int nStartingNumber, ref int pNewNumber, CUdeviceptr pBuffer)

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.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u32u function.
System.Int32	pNewNumber	Pointer to host memory integer value where the maximum renumbered marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding CompressMarkerLabelsGetBufferSize call.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabels_8u_C1IR(CUdeviceptr, Int32, NppiSize, Int32, ref Int32, CUdeviceptr)

1 channel 8-bit unsigned integer in place connected region marker label renumbering with numbering sparseness elimination.

Declaration

public static NppStatus nppiCompressMarkerLabels_8u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, int nStartingNumber, ref int pNewNumber, CUdeviceptr pBuffer)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u32u function.
System.Int32	pNewNumber	Pointer to host memory integer value where the maximum renumbered marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding CompressMarkerLabelsGetBufferSize call.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabelsGetBufferSize_16u_C1R(Int32, ref Int32)

Calculate scratch buffer size needed for 1 channel 16-bit unsigned integer CompressMarkerLabels function based on the number returned in pNumber from a previous nppiLabelMarkers call.

Declaration

public static NppStatus nppiCompressMarkerLabelsGetBufferSize_16u_C1R(int nStartingNumber, ref int hpBufferSize)

Parameters

Type	Name	Description
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_16u function.
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabelsGetBufferSize_32u_C1R(Int32, ref Int32)

Calculate scratch buffer size needed for 1 channel 32-bit unsigned integer CompressMarkerLabels function based on the number returned in pNumber from a previous nppiLabelMarkers call.

Declaration

public static NppStatus nppiCompressMarkerLabelsGetBufferSize_32u_C1R(int nStartingNumber, ref int hpBufferSize)

Parameters

Type	Name	Description
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_32u function.
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabelsGetBufferSize_32u8u_C1R(Int32, ref Int32)

Calculate scratch buffer size needed for 1 channel 32-bit unsigned integer to 8-bit unsigned integer CompressMarkerLabels function based on the number returned in pNumber from a previous nppiLabelMarkers call.

Declaration

public static NppStatus nppiCompressMarkerLabelsGetBufferSize_32u8u_C1R(int nStartingNumber, ref int hpBufferSize)

Parameters

Type	Name	Description
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u32u function.
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiCompressMarkerLabelsGetBufferSize_8u_C1R(Int32, ref Int32)

Calculate scratch buffer size needed for 1 channel 8-bit unsigned integer CompressMarkerLabels function based on the number returned in pNumber from a previous nppiLabelMarkers call.

Declaration

public static NppStatus nppiCompressMarkerLabelsGetBufferSize_8u_C1R(int nStartingNumber, ref int hpBufferSize)

Parameters

Type	Name	Description
System.Int32	nStartingNumber	The value returned from a previous call to the nppiLabelMarkers_8u function.
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiLabelMarkers_16u_C1IR(CUdeviceptr, Int32, NppiSize, UInt16, NppiNorm, ref Int32, CUdeviceptr)

1 channel 16-bit unsigned integer in place label markers image generation.

Declaration

public static NppStatus nppiLabelMarkers_16u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, ushort nMinVal, NppiNorm eNorm, ref int pNumber, CUdeviceptr pBuffer)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.UInt16	nMinVal	Pixel values less than or equal to nMinVal will be excluded as members of any connected region and given a label ID of 0.
NppiNorm	eNorm	Type of pixel connectivity test to use, nppiNormInf will use 8 way connectivity and nppiNormL1 will use 4 way connectivity.
System.Int32	pNumber	Pointer to host memory integer value where the maximum generated marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding LabelMarkersGetBufferSize call.

Returns

Type	Description
NppStatus

nppiLabelMarkers_8u_C1IR(CUdeviceptr, Int32, NppiSize, Byte, NppiNorm, ref Int32, CUdeviceptr)

1 channel 8-bit unsigned integer in place label markers image generation.

Declaration

public static NppStatus nppiLabelMarkers_8u_C1IR(CUdeviceptr pSrcDst, int nSrcDstStep, NppiSize oSizeROI, byte nMinVal, NppiNorm eNorm, ref int pNumber, CUdeviceptr pBuffer)

Parameters

Type	Name	Description
CUdeviceptr	pSrcDst	In-Place Image Pointer.
System.Int32	nSrcDstStep	In-Place Image Line Step.
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Byte	nMinVal	Pixel values less than or equal to nMinVal will be excluded as members of any connected region and given a label ID of 0.
NppiNorm	eNorm	Type of pixel connectivity test to use, nppiNormInf will use 8 way connectivity and nppiNormL1 will use 4 way connectivity.
System.Int32	pNumber	Pointer to host memory integer value where the maximum generated marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding LabelMarkersGetBufferSize call.

Returns

Type	Description
NppStatus

nppiLabelMarkers_8u32u_C1R(CUdeviceptr, Int32, CUdeviceptr, Int32, NppiSize, Byte, NppiNorm, ref Int32, CUdeviceptr)

1 channel 8-bit to 32-bit unsigned integer label markers image generation.

Declaration

public static NppStatus nppiLabelMarkers_8u32u_C1R(CUdeviceptr pSrc, int nSrcStep, CUdeviceptr pDst, int nDstStep, NppiSize oSizeROI, byte nMinVal, NppiNorm eNorm, ref int pNumber, CUdeviceptr pBuffer)

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.Byte	nMinVal	Pixel values less than or equal to nMinVal will be excluded as members of any connected region and given a label ID of 0.
NppiNorm	eNorm	Type of pixel connectivity test to use, nppiNormInf will use 8 way connectivity and nppiNormL1 will use 4 way connectivity.
System.Int32	pNumber	Pointer to host memory integer value where the maximum generated marker label ID will be returned.
CUdeviceptr	pBuffer	Pointer to device memory scratch buffer at least as large as value returned by the corresponding LabelMarkersGetBufferSize call.

Returns

Type	Description
NppStatus

nppiLabelMarkersGetBufferSize_16u_C1R(NppiSize, ref Int32)

Calculate scratch buffer size needed for 1 channel 16-bit unsigned integer LabelMarkers function based on destination image oSizeROI width and height.

Declaration

public static NppStatus nppiLabelMarkersGetBufferSize_16u_C1R(NppiSize oSizeROI, ref int hpBufferSize)

Parameters

Type	Name	Description
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiLabelMarkersGetBufferSize_8u_C1R(NppiSize, ref Int32)

Calculate scratch buffer size needed for 1 channel 8-bit unsigned integer LabelMarkers function based on destination image oSizeROI width and height.

Declaration

public static NppStatus nppiLabelMarkersGetBufferSize_8u_C1R(NppiSize oSizeROI, ref int hpBufferSize)

Parameters

Type	Name	Description
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus

nppiLabelMarkersGetBufferSize_8u32u_C1R(NppiSize, ref Int32)

Calculate scratch buffer size needed for 1 channel 8-bit to 1 channel 32-bit unsigned integer LabelMarkers function based on destination image oSizeROI width and height.

Declaration

public static NppStatus nppiLabelMarkersGetBufferSize_8u32u_C1R(NppiSize oSizeROI, ref int hpBufferSize)

Parameters

Type	Name	Description
NppiSize	oSizeROI	Region-of-Interest (ROI).
System.Int32	hpBufferSize	Required buffer size in bytes.

Returns

Type	Description
NppStatus