Detailed Description

Defines of POD types, timestamps, and trivial data types.

Data Structures
struct	dwBlobSize
	Holds blob dimensions. More...

struct	dwPolyline2d
	Defines a double-precision 2D polyline. More...

struct	dwPolyline2f
	Defines a single-precision 2D polyline. More...

struct	dwPolyline3d
	Defines a double-precision 3D polyline. More...

struct	dwPolyline3f
	Defines a single-precision 3D polyline. More...

struct	dwValidityStatus
	A light weighted 16 Btyes status to be carried over along with each DW C struct instance that can indicate the data validity status. More...

Macros
#define	DEFINE_DW_VALIDITY_STATUS dwValidityStatus validityStatus
	Macro to place validity status in DW C struct with standardized name such that we have a unified way to represent data validity. More...

#define	DW_NO_CALLBACK NULL

#define	DW_NULL_HANDLE NULL

Typedefs
typedef __half_raw	dwFloat16_t

Enumerations
enum	dwBindSlot { DW_BIND_SLOT_INVALID = 0 , DW_BIND_SLOT_1 , DW_BIND_SLOT_2 , DW_BIND_SLOT_3 , DW_BIND_SLOT_4 , DW_BIND_SLOT_5 , DW_BIND_SLOT_6 , DW_BIND_SLOT_7 , DW_BIND_SLOT_8 , DW_BIND_SLOT_9 , DW_BIND_SLOT_10 , DW_BIND_SLOT_11 , DW_BIND_SLOT_12 , DW_BIND_SLOT_13 , DW_BIND_SLOT_14 , DW_BIND_SLOT_15 , DW_BIND_SLOT_16 , DW_BIND_SLOT_MAX_COUNT }
	The slot enum used when an application wants a dw module to bind some particular input data to an internal slot for future processing and unbinding. More...

enum	dwGPUDeviceType { DW_GPU_DEVICE_DISCRETE = 0 , DW_GPU_DEVICE_INTEGRATED = 1 }
	GPU device type definitions Only applicable on Drive platforms. More...

enum	dwMemoryType { DW_MEMORY_TYPE_CUDA = 0 , DW_MEMORY_TYPE_CPU = 1 , DW_MEMORY_TYPE_PINNED = 2 }
	Memory type definitions. More...

enum	dwPrecision { DW_PRECISION_INT8 = 0 , DW_PRECISION_FP16 = 1 , DW_PRECISION_FP32 = 2 , DW_PRECISION_MIXED = 3 }
	Precision type definitions. More...

enum	dwProcessorType { DW_PROCESSOR_TYPE_CPU = 0 , DW_PROCESSOR_TYPE_GPU = 1 , DW_PROCESSOR_TYPE_DLA_0 = 2 , DW_PROCESSOR_TYPE_DLA_1 = 3 , DW_PROCESSOR_TYPE_PVA_0 = 4 , DW_PROCESSOR_TYPE_PVA_1 = 5 , DW_PROCESSOR_TYPE_NVENC_0 = 6 , DW_PROCESSOR_TYPE_NVENC_1 = 7 , DW_PROCESSOR_TYPE_CUDLA = 8 }
	Processor type definitions. More...

enum	dwProcessType { DW_PROCESS_TYPE_ASYNC = 0 , DW_PROCESS_TYPE_SYNC = 1 }
	Process type definitions. More...

enum	dwTrivialDataType { DW_TYPE_UNKNOWN = 0 , DW_TYPE_BOOL = 1 << 1 , DW_TYPE_INT8 = 1 << 2 , DW_TYPE_INT16 = 1 << 3 , DW_TYPE_INT32 = 1 << 4 , DW_TYPE_INT64 = 1 << 5 , DW_TYPE_UINT8 = 1 << 6 , DW_TYPE_UINT16 = 1 << 7 , DW_TYPE_UINT32 = 1 << 8 , DW_TYPE_UINT64 = 1 << 9 , DW_TYPE_FLOAT32 = 1 << 10 , DW_TYPE_FLOAT64 = 1 << 11 , DW_TYPE_FLOAT16 = 1 << 12 , DW_TYPE_CHAR8 = 1 << 13 }
	Specifies a type indicator of the underlying trivial data type. More...

enum	dwValidity { DW_VALIDITY_INVALID = 0 , DW_VALIDITY_VALID = 1 , DW_VALIDITY_FORCE32 = 0x7FFFFFFF }
	Defines the validity of DW struct. More...

Functions
DW_API_PUBLIC uint8_t	dwSizeOf (dwTrivialDataType const type)
	Get the size of dwTrivialDataType type. More...

Data Structure Documentation

◆ dwBlobSize

struct dwBlobSize

Data Fields
uint32_t	batchsize	Batch size (n).
uint32_t	channels	Number of channels (c).
uint32_t	height	Height (h).
uint32_t	width	Width (w).

◆ dwPolyline2d

struct dwPolyline2d

Data Fields
uint32_t	pointCount	number of points.
const dwVector2d *	points	A point is a vertex of two connected line segments in a polyline. Points point to the first point in the container.

◆ dwPolyline2f

struct dwPolyline2f

Data Fields
uint32_t	pointCount	number of points.
const dwVector2f *	points	A point is a vertex of two connected line segments in a polyline. Points point to the first point in the container.

◆ dwPolyline3d

struct dwPolyline3d

Data Fields
uint32_t	pointCount	number of points.
const dwVector3d *	points	A point is a vertex of two connected line segments in a polyline. Points point to the first point in the container.

◆ dwPolyline3f

struct dwPolyline3f

Data Fields
uint32_t	pointCount	number of points.
const dwVector3f *	points	A point is a vertex of two connected line segments in a polyline. Points point to the first point in the container.

◆ dwValidityStatus

struct dwValidityStatus

Data Fields
uint8_t	reserved[12]	Reserved 12 bytes which can be extended later.
dwValidity	validity	Validity of the whole data entity.

Macro Definition Documentation

◆ DEFINE_DW_VALIDITY_STATUS

#define DEFINE_DW_VALIDITY_STATUS dwValidityStatus validityStatus

Macro to place validity status in DW C struct with standardized name such that we have a unified way to represent data validity.

For example, with an extra line of DEFINE_DW_VALIDITY_STATUS, the validity status is included into the DW C struct and ready to be consumed.

typedef dwFoo { uint32_t x; float32_t y; char8_t z[64];

DEFINE_DW_VALIDITY_STATUS; } dwFoo;

Definition at line 300 of file Types.h.

◆ DW_NO_CALLBACK

#define DW_NO_CALLBACK NULL

Definition at line 84 of file Types.h.

◆ DW_NULL_HANDLE

#define DW_NULL_HANDLE NULL

Definition at line 83 of file Types.h.

Typedef Documentation

◆ dwFloat16_t

typedef __half_raw dwFloat16_t

Definition at line 76 of file Types.h.

Enumeration Type Documentation

◆ dwBindSlot

enum dwBindSlot

The slot enum used when an application wants a dw module to bind some particular input data to an internal slot for future processing and unbinding.

Particularly the module expects an array of instances of such data structure hence maintaining an internal container for them. For example, dwObjectArray instances inputting to dwObjectInPathAnalyzer module

Enumerator
DW_BIND_SLOT_INVALID
DW_BIND_SLOT_1
DW_BIND_SLOT_2
DW_BIND_SLOT_3
DW_BIND_SLOT_4
DW_BIND_SLOT_5
DW_BIND_SLOT_6
DW_BIND_SLOT_7
DW_BIND_SLOT_8
DW_BIND_SLOT_9
DW_BIND_SLOT_10
DW_BIND_SLOT_11
DW_BIND_SLOT_12
DW_BIND_SLOT_13
DW_BIND_SLOT_14
DW_BIND_SLOT_15
DW_BIND_SLOT_16
DW_BIND_SLOT_MAX_COUNT

Definition at line 233 of file Types.h.

◆ dwGPUDeviceType

enum dwGPUDeviceType

GPU device type definitions Only applicable on Drive platforms.

On x86 platforms, the GPU is considered to be of discrete type always.

Enumerator
DW_GPU_DEVICE_DISCRETE
DW_GPU_DEVICE_INTEGRATED

Definition at line 148 of file Types.h.

◆ dwMemoryType

enum dwMemoryType

Memory type definitions.

Enumerator
DW_MEMORY_TYPE_CUDA	CUDA memory.
DW_MEMORY_TYPE_CPU	pageable CPU memory
DW_MEMORY_TYPE_PINNED	pinned memory

Definition at line 176 of file Types.h.

◆ dwPrecision

enum dwPrecision

Precision type definitions.

Enumerator
DW_PRECISION_INT8	INT8 precision.
DW_PRECISION_FP16	FP16 precision.
DW_PRECISION_FP32	FP32 precision.
DW_PRECISION_MIXED	Combination of multiple precisions.

Definition at line 133 of file Types.h.

◆ dwProcessorType

enum dwProcessorType

Processor type definitions.

Enumerator
DW_PROCESSOR_TYPE_CPU
DW_PROCESSOR_TYPE_GPU
DW_PROCESSOR_TYPE_DLA_0
DW_PROCESSOR_TYPE_DLA_1
DW_PROCESSOR_TYPE_PVA_0
DW_PROCESSOR_TYPE_PVA_1
DW_PROCESSOR_TYPE_NVENC_0
DW_PROCESSOR_TYPE_NVENC_1
DW_PROCESSOR_TYPE_CUDLA

Definition at line 155 of file Types.h.

◆ dwProcessType

enum dwProcessType

Process type definitions.

Enumerator
DW_PROCESS_TYPE_ASYNC
DW_PROCESS_TYPE_SYNC

Definition at line 169 of file Types.h.

◆ dwTrivialDataType

enum dwTrivialDataType

Specifies a type indicator of the underlying trivial data type.

Enumerator
DW_TYPE_UNKNOWN	The type of the data is unknown.
DW_TYPE_BOOL	The underlying data type is bool.
DW_TYPE_INT8	8-bit signed integer.
DW_TYPE_INT16	16-bit signed integer.
DW_TYPE_INT32	32-bit signed integer.
DW_TYPE_INT64	64-bit signed integer.
DW_TYPE_UINT8	8-bit unsigned integer.
DW_TYPE_UINT16	16-bit unsigned integer.
DW_TYPE_UINT32	32-bit unsigned integer.
DW_TYPE_UINT64	64-bit unsigned integer.
DW_TYPE_FLOAT32	32-bit float number.
DW_TYPE_FLOAT64	64-bit float number, i.e., double.
DW_TYPE_FLOAT16	16-bit float number.
DW_TYPE_CHAR8	chat8_t

Definition at line 90 of file Types.h.

◆ dwValidity

enum dwValidity

Defines the validity of DW struct.

Enumerator
DW_VALIDITY_INVALID
DW_VALIDITY_VALID
DW_VALIDITY_FORCE32

Definition at line 269 of file Types.h.

Function Documentation

◆ dwSizeOf()

DW_API_PUBLIC uint8_t dwSizeOf ( dwTrivialDataType const type )

Get the size of dwTrivialDataType type.