Data Types, Structs, Enums, and Constants

struct Npp16f

Workarounds for cuda_fp16.h C incompatibility Npp16f.

Public Members

short fp16

Original Cuda fp16 data size and format.

struct Npp16f_2

Npp16f_2.

Public Members

short fp16_0

Original Cuda fp16 data size and format.

short fp16_1

Original Cuda fp16 data size and format.

enum NppiInterpolationMode

Filtering methods.

Values:

enumerator NPPI_INTER_UNDEFINED

Undefined filtering interpolation mode.

enumerator NPPI_INTER_NN

Nearest neighbor filtering.

enumerator NPPI_INTER_LINEAR

Linear interpolation.

enumerator NPPI_INTER_CUBIC

Cubic interpolation.

enumerator NPPI_INTER_CUBIC2P_BSPLINE

Two-parameter cubic filter (B=1, C=0)

enumerator NPPI_INTER_CUBIC2P_CATMULLROM

Two-parameter cubic filter (B=0, C=1/2)

enumerator NPPI_INTER_CUBIC2P_B05C03

Two-parameter cubic filter (B=1/2, C=3/10)

enumerator NPPI_INTER_SUPER

Super sampling.

enumerator NPPI_INTER_LANCZOS

Lanczos filtering.

enumerator NPPI_INTER_LANCZOS3_ADVANCED

Generic Lanczos filtering with order 3.

enumerator NPPI_SMOOTH_EDGE

Smooth edge filtering.

enum NppiBayerGridPosition

Bayer Grid Position Registration.

Values:

enumerator NPPI_BAYER_BGGR

Default registration position BGGR.

enumerator NPPI_BAYER_RGGB

Registration position RGGB.

enumerator NPPI_BAYER_GBRG

Registration position GBRG.

enumerator NPPI_BAYER_GRBG

Registration position GRBG.

enum NppiMaskSize

Fixed filter-kernel sizes.

Values:

enumerator NPP_MASK_SIZE_1_X_3

1 X 3 filter mask size.

enumerator NPP_MASK_SIZE_1_X_5

1 X 5 filter mask size.

enumerator NPP_MASK_SIZE_3_X_1

3 X 1 filter mask size, leaving space for more 1 X N type enum values.

enumerator NPP_MASK_SIZE_5_X_1

5 X 1 filter mask size.

enumerator NPP_MASK_SIZE_3_X_3

3 X 3 filter mask size, leaving space for more N X 1 type enum values.

enumerator NPP_MASK_SIZE_5_X_5

5 X 5 filter mask size.

enumerator NPP_MASK_SIZE_7_X_7

7 X 7 filter mask size.

enumerator NPP_MASK_SIZE_9_X_9

9 X 9 filter mask size.

enumerator NPP_MASK_SIZE_11_X_11

11 X 11 filter mask size.

enumerator NPP_MASK_SIZE_13_X_13

13 X 13 filter mask size.

enumerator NPP_MASK_SIZE_15_X_15

15 X 15 filter mask size.

enum NppiDifferentialKernel

Differential Filter types.

Values:

enumerator NPP_FILTER_SOBEL

Differential kernel filter type sobel.

enumerator NPP_FILTER_SCHARR

Differential kernel filter type scharr.

enum NppStatus

Error Status Codes.

Almost all NPP function return error-status information using these return codes. Negative return codes indicate errors, positive return codes indicate warnings, a return code of 0 indicates success.

Values:

enumerator NPP_NOT_SUPPORTED_MODE_ERROR

Not supported mode error.

enumerator NPP_INVALID_HOST_POINTER_ERROR

Invalid host memory pointer error.

enumerator NPP_INVALID_DEVICE_POINTER_ERROR

Invalid device memory pointer error.

enumerator NPP_LUT_PALETTE_BITSIZE_ERROR

Color look up table bitsize error.

enumerator NPP_ZC_MODE_NOT_SUPPORTED_ERROR

ZeroCrossing mode not supported error.

enumerator NPP_NOT_SUFFICIENT_COMPUTE_CAPABILITY

Not sufficient Cuda compute capability error.

enumerator NPP_TEXTURE_BIND_ERROR

Texture bind error.

enumerator NPP_WRONG_INTERSECTION_ROI_ERROR

Wrong intersection region of interest error.

enumerator NPP_HAAR_CLASSIFIER_PIXEL_MATCH_ERROR

Haar classifier pixel match error.

enumerator NPP_MEMFREE_ERROR

Memory free request error.

enumerator NPP_MEMSET_ERROR

Memory set request error.

enumerator NPP_MEMCPY_ERROR

Memory copy request error.

enumerator NPP_ALIGNMENT_ERROR

Memory alignment error.

enumerator NPP_CUDA_KERNEL_EXECUTION_ERROR

Cuda kernel execution error, most commonly Cuda kernel launch error.

enumerator NPP_ROUND_MODE_NOT_SUPPORTED_ERROR

Unsupported round mode.

enumerator NPP_QUALITY_INDEX_ERROR

Image pixels are constant for quality index.

enumerator NPP_RESIZE_NO_OPERATION_ERROR

One of the output image dimensions is less than 1 pixel.

enumerator NPP_OVERFLOW_ERROR

Number overflows the upper or lower limit of the data type.

enumerator NPP_NOT_EVEN_STEP_ERROR

Step value is not pixel multiple.

enumerator NPP_HISTOGRAM_NUMBER_OF_LEVELS_ERROR

Number of levels for histogram is less than 2.

enumerator NPP_LUT_NUMBER_OF_LEVELS_ERROR

Number of levels for LUT is less than 2.

enumerator NPP_CORRUPTED_DATA_ERROR

Processed data is corrupted,.

enumerator NPP_CHANNEL_ORDER_ERROR

Wrong order of the destination channels,.

enumerator NPP_ZERO_MASK_VALUE_ERROR

All values of the mask are zero,.

enumerator NPP_QUADRANGLE_ERROR

The quadrangle is nonconvex or degenerates into triangle, line or point.

enumerator NPP_RECTANGLE_ERROR

Size of the rectangle region is less than or equal to 1.

enumerator NPP_COEFFICIENT_ERROR

Unallowable values of the transformation coefficients.

enumerator NPP_NUMBER_OF_CHANNELS_ERROR

Bad or unsupported number of channels.

enumerator NPP_COI_ERROR

Channel of interest is not 1, 2, or 3.

enumerator NPP_DIVISOR_ERROR

Divisor is equal to zero.

enumerator NPP_CHANNEL_ERROR

Illegal channel index.

enumerator NPP_STRIDE_ERROR

Stride is less than the row length.

enumerator NPP_ANCHOR_ERROR

Anchor point is outside mask.

enumerator NPP_MASK_SIZE_ERROR

Lower bound is larger than upper bound.

enumerator NPP_RESIZE_FACTOR_ERROR
enumerator NPP_INTERPOLATION_ERROR
enumerator NPP_MIRROR_FLIP_ERROR
enumerator NPP_MOMENT_00_ZERO_ERROR
enumerator NPP_THRESHOLD_NEGATIVE_LEVEL_ERROR
enumerator NPP_THRESHOLD_ERROR
enumerator NPP_CONTEXT_MATCH_ERROR
enumerator NPP_FFT_FLAG_ERROR
enumerator NPP_FFT_ORDER_ERROR
enumerator NPP_STEP_ERROR

Step is less or equal zero.

enumerator NPP_SCALE_RANGE_ERROR
enumerator NPP_DATA_TYPE_ERROR
enumerator NPP_OUT_OFF_RANGE_ERROR
enumerator NPP_DIVIDE_BY_ZERO_ERROR
enumerator NPP_MEMORY_ALLOCATION_ERR
enumerator NPP_NULL_POINTER_ERROR
enumerator NPP_RANGE_ERROR
enumerator NPP_SIZE_ERROR
enumerator NPP_BAD_ARGUMENT_ERROR
enumerator NPP_NO_MEMORY_ERROR
enumerator NPP_NOT_IMPLEMENTED_ERROR
enumerator NPP_ERROR
enumerator NPP_ERROR_RESERVED
enumerator NPP_NO_ERROR

Error free operation.

enumerator NPP_SUCCESS

Successful operation (same as NPP_NO_ERROR)

enumerator NPP_NO_OPERATION_WARNING

Indicates that no operation was performed.

enumerator NPP_DIVIDE_BY_ZERO_WARNING

Divisor is zero however does not terminate the execution.

enumerator NPP_AFFINE_QUAD_INCORRECT_WARNING

Indicates that the quadrangle passed to one of affine warping functions doesn’t have necessary properties.

First 3 vertices are used, the fourth vertex discarded.

enumerator NPP_WRONG_INTERSECTION_ROI_WARNING

The given ROI has no interestion with either the source or destination ROI.

Thus no operation was performed.

enumerator NPP_WRONG_INTERSECTION_QUAD_WARNING

The given quadrangle has no intersection with either the source or destination ROI.

Thus no operation was performed.

enumerator NPP_DOUBLE_SIZE_WARNING

Image size isn’t multiple of two.

Indicates that in case of 422/411/420 sampling the ROI width/height was modified for proper processing.

enumerator NPP_MISALIGNED_DST_ROI_WARNING

Speed reduction due to uncoalesced memory accesses warning.

struct NppLibraryVersion

NPPLibraryVersion This struct contains the NPP Library Version information.

Public Members

int major

Major version number.

int minor

Minor version number.

int build

Build number.

This reflects the nightly build this release was made from.

typedef unsigned char Npp8u

8-bit unsigned chars

typedef signed char Npp8s

8-bit signed chars

typedef unsigned short Npp16u

16-bit unsigned integers

typedef short Npp16s

16-bit signed integers

typedef unsigned int Npp32u

32-bit unsigned integers

typedef int Npp32s

32-bit signed integers

typedef unsigned long long Npp64u

64-bit unsigned integers

typedef long long Npp64s

64-bit signed integers

typedef float Npp32f

32-bit (IEEE) floating-point numbers

typedef double Npp64f

64-bit floating-point numbers

struct Npp8uc

Complex Number This struct represents an unsigned char complex number.

Public Members

Npp8u re

Real part.

Npp8u im

Imaginary part.

struct Npp16uc

Complex Number This struct represents an unsigned short complex number.

Public Members

Npp16u re

Real part.

Npp16u im

Imaginary part.

struct Npp16sc

Complex Number This struct represents a short complex number.

Public Members

Npp16s re

Real part.

Npp16s im

Imaginary part.

struct Npp32uc

Complex Number This struct represents an unsigned int complex number.

Public Members

Npp32u re

Real part.

Npp32u im

Imaginary part.

struct Npp32sc

Complex Number This struct represents a signed int complex number.

Public Members

Npp32s re

Real part.

Npp32s im

Imaginary part.

struct Npp32fc

Complex Number This struct represents a single floating-point complex number.

Public Members

Npp32f re

Real part.

Npp32f im

Imaginary part.

struct Npp64sc

Complex Number This struct represents a long long complex number.

Public Members

Npp64s re

Real part.

Npp64s im

Imaginary part.

struct Npp64fc

Complex Number This struct represents a double floating-point complex number.

Public Members

Npp64f re

Real part.

Npp64f im

Imaginary part.

enum NppDataType

Data types for nppiPlus functions.

Values:

enumerator NPP_8U

8-bit unsigned integer data type

enumerator NPP_8S

8-bit signed integer data type

enumerator NPP_16U

16-bit unsigned integer data type

enumerator NPP_16S

16-bit signed integer data type

enumerator NPP_32U

32-bit unsigned integer data type

enumerator NPP_32S

32-bit signed integer data type

enumerator NPP_64U

64-bit unsigned integer data type

enumerator NPP_64S

64-bit signed integer data type

enumerator NPP_16F

16-bit original Cuda floating point data type

enumerator NPP_32F

32-bit floating point data type

enumerator NPP_64F

64-bit double precision floating point data type

enum NppiChannels

Image channel counts for nppiPlus functions.

Values:

enumerator NPP_CH_1

Single channel per pixel data.

enumerator NPP_CH_2

Two channel per pixel data.

enumerator NPP_CH_3

Three channel per pixel data.

enumerator NPP_CH_4

Four channel per pixel data.

enumerator NPP_CH_A4

Four channel per pixel data with alpha.

enumerator NPP_CH_P2

Two channel single channel per plane pixel data.

enumerator NPP_CH_P3

Three channel single channel per plane pixel data.

enumerator NPP_CH_P4

Four channel single channel per plane pixel data.

NPP_MIN_8U

Minimum 8-bit unsigned integer.

NPP_MAX_8U

Maximum 8-bit unsigned integer.

NPP_MIN_16U

Minimum 16-bit unsigned integer.

NPP_MAX_16U

Maximum 16-bit unsigned integer.

NPP_MIN_32U

Minimum 32-bit unsigned integer.

NPP_MAX_32U

Maximum 32-bit unsigned integer.

NPP_MIN_64U

Minimum 64-bit unsigned integer.

NPP_MAX_64U

Maximum 64-bit unsigned integer.

NPP_MIN_8S

Minimum 8-bit signed integer.

NPP_MAX_8S

Maximum 8-bit signed integer.

NPP_MIN_16S

Minimum 16-bit signed integer.

NPP_MAX_16S

Maximum 16-bit signed integer.

NPP_MIN_32S

Minimum 32-bit signed integer.

NPP_MAX_32S

Maximum 32-bit signed integer.

NPP_MIN_64S

Minimum 64-bit signed integer.

NPP_MAX_64S

Minimum 64-bit signed integer.

NPP_MINABS_32F

Smallest positive 32-bit floating point value.

NPP_MAXABS_32F

Largest positive 32-bit floating point value.

NPP_MINABS_64F

Smallest positive 64-bit floating point value.

NPP_MAXABS_64F

Largest positive 64-bit floating point value.

struct NppiPoint

2D Point

Public Members

int x

x-coordinate.

int y

y-coordinate.

struct NppiPoint32f

2D Npp32f Point

Public Members

Npp32f x

x-coordinate.

Npp32f y

y-coordinate.

struct NppiPoint64f

2D Npp64f Point

Public Members

Npp64f x

x-coordinate.

Npp64f y

y-coordinate.

struct NppPointPolar

2D Polar Point

Public Members

Npp32f rho

Polar rho value.

Npp32f theta

Polar theta value.

struct NppiSize

2D Size This struct typically represents the size of a a rectangular region in two space.

Public Members

int width

Rectangle width.

int height

Rectangle height.

struct NppiRect

2D Rectangle This struct contains position and size information of a rectangle in two space.

The rectangle’s position is usually signified by the coordinate of its upper-left corner.

Public Members

int x

x-coordinate of upper left corner (lowest memory address).

int y

y-coordinate of upper left corner (lowest memory address).

int width

Rectangle width.

int height

Rectangle height.

enum NppiAxis

nppiMirror direction controls

Values:

enumerator NPP_HORIZONTAL_AXIS

Flip around horizontal axis in mirror function.

enumerator NPP_VERTICAL_AXIS

Flip around vertical axis in mirror function.

enumerator NPP_BOTH_AXIS

Flip around both axes in mirror function.

enum NppCmpOp

Pixel comparison control values.

Values:

enumerator NPP_CMP_LESS

Threshold test for less than.

enumerator NPP_CMP_LESS_EQ

Threshold test for less than or equal.

enumerator NPP_CMP_EQ

Threshold test for equal.

enumerator NPP_CMP_GREATER_EQ

Threshold test for greater than or equal.

enumerator NPP_CMP_GREATER

Threshold test for greater than.

enum NppRoundMode

Rounding Modes.

The enumerated rounding modes are used by a large number of NPP primitives to allow the user to specify the method by which fractional values are converted to integer values. Also see Rounding Modes.

For NPP release 5.5 new names for the three rounding modes are introduced that are based on the naming conventions for rounding modes set forth in the IEEE-754 floating-point standard. Developers are encouraged to use the new, longer names to be future proof as the legacy names will be deprecated in subsequent NPP releases.

Values:

enumerator NPP_RND_NEAR

Round to the nearest even integer.

All fractional numbers are rounded to their nearest integer. The ambiguous cases (i.e. <integer>.5) are rounded to the closest even integer. E.g.

  • roundNear(0.5) = 0

  • roundNear(0.6) = 1

  • roundNear(1.5) = 2

  • roundNear(-1.5) = -2

enumerator NPP_ROUND_NEAREST_TIES_TO_EVEN

Alias name for NPP_RND_NEAR.

enumerator NPP_RND_FINANCIAL

Round according to financial rule.

All fractional numbers are rounded to their nearest integer. The ambiguous cases (i.e. <integer>.5) are rounded away from zero. E.g.

  • roundFinancial(0.4) = 0

  • roundFinancial(0.5) = 1

  • roundFinancial(-1.5) = -2

enumerator NPP_ROUND_NEAREST_TIES_AWAY_FROM_ZERO

Alias name for NPP_RND_FINANCIAL.

enumerator NPP_RND_ZERO

Round towards zero (truncation).

All fractional numbers of the form <integer>.<decimals> are truncated to <integer>.

  • roundZero(1.5) = 1

  • roundZero(1.9) = 1

  • roundZero(-2.5) = -2

enumerator NPP_ROUND_TOWARD_ZERO

Alias name for NPP_RND_ZERO.

enum NppiBorderType

Supported image border modes.

Values:

enumerator NPP_BORDER_UNDEFINED

Image border type undefined.

enumerator NPP_BORDER_NONE

Image border type none.

enumerator NPP_BORDER_CONSTANT

Image border type constant value.

enumerator NPP_BORDER_REPLICATE

Image border type replicate border pixels.

enumerator NPP_BORDER_WRAP

Image border type wrap border pixels.

enumerator NPP_BORDER_MIRROR

Image border type mirror border pixels.

enum NppHintAlgorithm

Hints.

Values:

enumerator NPP_ALG_HINT_NONE

Hint none, currently these are all ignored.

enumerator NPP_ALG_HINT_FAST

Hint fast, currently these are all ignored.

enumerator NPP_ALG_HINT_ACCURATE

Hint accurate, currently these are all ignored.

enum NppiAlphaOp

Alpha composition mode controls.

Values:

enumerator NPPI_OP_ALPHA_OVER

Alpha composition over operation.

enumerator NPPI_OP_ALPHA_IN

Alpha composition in operation.

enumerator NPPI_OP_ALPHA_OUT

Alpha composition out operation.

enumerator NPPI_OP_ALPHA_ATOP

Alpha composition atop operation.

enumerator NPPI_OP_ALPHA_XOR

Alpha composition xor operation.

enumerator NPPI_OP_ALPHA_PLUS

Alpha composition plus operation.

enumerator NPPI_OP_ALPHA_OVER_PREMUL

Alpha composition over premultiply operation.

enumerator NPPI_OP_ALPHA_IN_PREMUL

Alpha composition in premultiply operation.

enumerator NPPI_OP_ALPHA_OUT_PREMUL

Alpha composition out premultiply operation.

enumerator NPPI_OP_ALPHA_ATOP_PREMUL

Alpha composition atop premultiply operation.

enumerator NPPI_OP_ALPHA_XOR_PREMUL

Alpha composition xor premultiply operation.

enumerator NPPI_OP_ALPHA_PLUS_PREMUL

Alpha composition plus premultiply operation.

enumerator NPPI_OP_ALPHA_PREMUL

Alpha composition premultiply operation.

struct NppiHOGConfig

The NppiHOGConfig structure defines the configuration parameters for the HOG descriptor:

Public Members

int cellSize

square cell size (pixels).

int histogramBlockSize

square histogram block size (pixels).

int nHistogramBins

required number of histogram bins.

NppiSize detectionWindowSize

detection window size (pixels).

NPP_HOG_MAX_CELL_SIZE

HOG Cell controls.

max horizontal/vertical pixel size of cell.

NPP_HOG_MAX_BLOCK_SIZE

max horizontal/vertical pixel size of block.

NPP_HOG_MAX_BINS_PER_CELL

max number of histogram bins.

NPP_HOG_MAX_CELLS_PER_DESCRIPTOR

max number of cells in a descriptor window.

NPP_HOG_MAX_OVERLAPPING_BLOCKS_PER_DESCRIPTOR

max number of overlapping blocks in a descriptor window.

NPP_HOG_MAX_DESCRIPTOR_LOCATIONS_PER_CALL

max number of descriptor window locations per function call.

struct NppiHaarClassifier_32f

Data structure for HaarClassifier_32f.

Public Members

int numClassifiers

number of classifiers.

Npp32s *classifiers

packed classifier data 40 bytes each.

size_t classifierStep

packed classifier byte step.

NppiSize classifierSize

packed classifier size.

Npp32s *counterDevice

counter device.

struct NppiHaarBuffer

Data structure for Haar buffer.

Public Members

int haarBufferSize

size of the buffer

Npp32s *haarBuffer

buffer

enum NppsZCType

Signal sign operations.

Values:

enumerator nppZCR

sign change

enumerator nppZCXor

sign change XOR

enumerator nppZCC

sign change count_0

enum NppiHuffmanTableType

HuffMan Table controls.

Values:

enumerator nppiDCTable

DC Table.

enumerator nppiACTable

AC Table.

enum NppiNorm

Norm controls.

Values:

enumerator nppiNormInf

maximum

enumerator nppiNormL1

sum

enumerator nppiNormL2

square root of sum of squares

struct NppiConnectedRegion

Data structure of connected pixel region information.

Public Members

NppiRect oBoundingBox

x, y, width, height == left, top, right, and bottom pixel coordinates

Npp32u nConnectedPixelCount

total number of pixels in connected region

Npp32u aSeedPixelValue[3]

original pixel value of seed pixel, 1 or 3 channel

struct NppiImageDescriptor

General image descriptor.

Defines the basic parameters of an image, including data pointer, step, and image size. This can be used by both source and destination images.

Public Members

void *pData

device memory pointer to the image

int nStep

step size

NppiSize oSize

width and height of the image

struct NppiBufferDescriptor

struct NppiBufferDescriptor

Public Members

void *pData

per image device memory pointer to the corresponding buffer

int nBufferSize

allocated buffer size

struct NppiCompressedMarkerLabelsInfo

Provides details of uniquely labeled pixel regions of interest returned by CompressedLabelMarkersUF function.

Public Members

Npp32u nMarkerLabelPixelCount

total number of pixels in this connected pixel region

Npp32u nContourPixelCount

total number of pixels in this connected pixel region contour

Npp32u nContourPixelsFound

total number of pixels in this connected pixel region contour found during geometry search

NppiPoint oContourFirstPixelLocation

image geometric x and y location of the first pixel in the contour

NppiRect oMarkerLabelBoundingBox

bounding box of this connected pixel region

struct NppiContourBlockSegment

Provides details of contour pixel grid map location and association.

Public Members

Npp32u nMarkerLabelID

this connected pixel region contour ID

Npp32u nContourPixelCount

total number of pixels in this connected pixel region contour

Npp32u nContourStartingPixelOffset

base offset of starting pixel in the overall contour pixel list

Npp32u nSegmentNum

relative block segment number within this particular contour ID

struct NppiContourPixelGeometryInfo

Provides contour (boundary) geometry info of uniquely labeled pixel regions returned by nppiCompressedMarkerLabelsUFInfo function in host memory in counterclockwise order relative to contour interiors.

Public Members

NppiPoint oContourOrderedGeometryLocation

image geometry X and Y location in requested output order

NppiPoint oContourPrevPixelLocation

image geometry X and Y location of previous contour pixel

NppiPoint oContourCenterPixelLocation

image geometry X and Y location of center contour pixel

NppiPoint oContourNextPixelLocation

image geometry X and Y location of next contour pixel

Npp32s nOrderIndex

contour pixel counterclockwise order index in geometry list

Npp32s nReverseOrderIndex

contour pixel clockwise order index in geometry list

Npp32u nFirstIndex

index of first ordered contour pixel in this subgroup

Npp32u nLastIndex

index of last ordered contour pixel in this subgroup

Npp32u nNextContourPixelIndex

index of next ordered contour pixel in NppiContourPixelGeometryInfo list

Npp32u nPrevContourPixelIndex

index of previous ordered contour pixel in NppiContourPixelGeometryInfo list

Npp8u nPixelAlreadyUsed

this test pixel is has already been used

Npp8u nAlreadyLinked

this test pixel is already linked to center pixel

Npp8u nAlreadyOutput

this pixel has already been output in geometry list

Npp8u nContourInteriorDirection

direction of contour region interior

NPP_CONTOUR_DIRECTION_SOUTH_EAST

Provides contour (boundary) direction info of uniquely labeled pixel regions returned by CompressedLabelMarkersUF function.

Contour direction south east

NPP_CONTOUR_DIRECTION_SOUTH

Contour direction south.

NPP_CONTOUR_DIRECTION_SOUTH_WEST

Contour direction south west.

NPP_CONTOUR_DIRECTION_WEST

Contour direction west.

NPP_CONTOUR_DIRECTION_EAST

Contour direction east.

NPP_CONTOUR_DIRECTION_NORTH_EAST

Contour direction north east.

NPP_CONTOUR_DIRECTION_NORTH

Contour direction north.

NPP_CONTOUR_DIRECTION_NORTH_WEST

Contour direction north west.

NPP_CONTOUR_DIRECTION_ANY_NORTH

Provides contour (boundary) diagonal direction info of uniquely labeled pixel regions returned by CompressedLabelMarkersUF function.

Contour direction any north

NPP_CONTOUR_DIRECTION_ANY_WEST

Contour direction any west.

NPP_CONTOUR_DIRECTION_ANY_SOUTH

Contour direction any south.

NPP_CONTOUR_DIRECTION_ANY_EAST

Contour direction any east.

struct NppiContourPixelDirectionInfo

Data structure for contour pixel direction information.

Public Members

Npp32u nMarkerLabelID

MarkerLabelID of contour interior connected region.

Npp8u nContourDirectionCenterPixel

provides current center contour pixel input and output direction info

Npp8u nContourInteriorDirectionCenterPixel

provides current center contour pixel region interior direction info

Npp8u nConnected

direction to directly connected contour pixels, 0 if not connected

Npp8u nGeometryInfoIsValid

direction to directly connected contour pixels, 0 if not connected

NppiContourPixelGeometryInfo oContourPixelGeometryInfo

Pixel geometry info structure.

NppiPoint nEast1

Pixel coordinate values in each direction.

NppiPoint nNorthEast1

Pixel coordinate values in each direction.

NppiPoint nNorth1

Pixel coordinate values in each direction.

NppiPoint nNorthWest1

Pixel coordinate values in each direction.

NppiPoint nWest1

Pixel coordinate values in each direction.

NppiPoint nSouthWest1

Pixel coordinate values in each direction.

NppiPoint nSouth1

Pixel coordinate values in each direction.

NppiPoint nSouthEast1

Pixel coordinate values in each direction.

Npp8u nTest1EastConnected

East connected flag.

Npp8u nTest1NorthEastConnected

North east connected flag.

Npp8u nTest1NorthConnected

North connected flag.

Npp8u nTest1NorthWestConnected

North west connected flag.

Npp8u nTest1WestConnected

West connected flag.

Npp8u nTest1SouthWestConnected

South west connected flag.

Npp8u nTest1SouthConnected

South connected flag.

Npp8u nTest1SouthEastConnected

South east connected flag.

struct NppiContourTotalsInfo

Data structure for contour total counts.

Public Members

Npp32u nTotalImagePixelContourCount

total number of contour pixels in image

Npp32u nLongestImageContourPixelCount

longest per contour pixel count in image

enum NppiWatershedSegmentBoundaryType

Provides control of the type of segment boundaries, if any, added to the image generated by the watershed segmentation function.

Values:

enumerator NPP_WATERSHED_SEGMENT_BOUNDARIES_NONE

Image watershed segment boundary type none.

enumerator NPP_WATERSHED_SEGMENT_BOUNDARIES_BLACK

Image watershed segment boundary type black.

enumerator NPP_WATERSHED_SEGMENT_BOUNDARIES_WHITE

Image watershed segment boundary type white.

enumerator NPP_WATERSHED_SEGMENT_BOUNDARIES_CONTRAST

Image watershed segment boundary type contrasting intensiity.

enumerator NPP_WATERSHED_SEGMENT_BOUNDARIES_ONLY

Image watershed segment boundary type render boundaries only.

struct NppStreamContext

Application Managed Stream Context

NPP stream context structure must be filled in by application. Application should not initialize or alter reserved fields.

Public Members

cudaStream_t hStream

From current Cuda stream ID.

int nCudaDeviceId

From cudaGetDevice().

int nMultiProcessorCount

From cudaGetDeviceProperties().

int nMaxThreadsPerMultiProcessor

From cudaGetDeviceProperties().

int nMaxThreadsPerBlock

From cudaGetDeviceProperties().

size_t nSharedMemPerBlock

From cudaGetDeviceProperties().

int nCudaDevAttrComputeCapabilityMajor

From cudaGetDeviceAttribute().

int nCudaDevAttrComputeCapabilityMinor

From cudaGetDeviceAttribute().

unsigned int nStreamFlags

From cudaStreamGetFlags().

int nReserved0

reserved, do not alter.

struct NppiResizeBatchCXR

NPP Batch Geometry Structure Definitions.

Public Members

const void *pSrc

source image device memory pointer.

int nSrcStep

source image byte count per row.

void *pDst

destination image device memory pointer.

int nDstStep

device image byte count per row.

struct NppiResizeBatchROI_Advanced

Data structure for variable ROI image batch resizing.

Public Members

NppiRect oSrcRectROI

per source image rectangle parameters.

NppiRect oDstRectROI

per destination image rectangle parameters.

struct NppiMirrorBatchCXR

Data structure for batched nppiMirrorBatch.

Public Members

const void *pSrc

source image device memory pointer, ignored for in-place versions.

int nSrcStep

source image byte count per row.

void *pDst

destination image device memory pointer.

int nDstStep

device image byte count per row.

struct NppiWarpAffineBatchCXR

Data structure for batched nppiWarpAffineBatch.

Public Members

const void *pSrc

source image device memory pointer.

int nSrcStep

source image byte count per row.

void *pDst

destination image device memory pointer.

int nDstStep

device image byte count per row.

Npp64f *pCoeffs

device memory pointer to the tranformation matrix with double precision floating-point coefficient values to be used for this image.

Npp64f aTransformedCoeffs[2][3]

FOR INTERNAL USE, DO NOT INITIALIZE.

struct NppiWarpPerspectiveBatchCXR

Data structure for batched nppiWarpPerspectiveBatch.

Public Members

const void *pSrc

source image device memory pointer.

int nSrcStep

source image byte count per row.

void *pDst

destination image device memory pointer.

int nDstStep

device image byte count per row.

Npp64f *pCoeffs

device memory pointer to the tranformation matrix with double precision floating-point coefficient values to be used for this image.

Npp64f aTransformedCoeffs[3][3]

FOR INTERNAL USE, DO NOT INITIALIZE.

struct NppiColorTwistBatchCXR

Data structure for batched nppiColorTwistBatch.

Public Members

const void *pSrc

source image device memory pointer.

int nSrcStep

source image byte count per row.

void *pDst

destination image device memory pointer.

int nDstStep

device image byte count per row.

Npp32f *pTwist

device memory pointer to the color twist matrix with floating-point coefficient values to be used for this image.