Detailed Description

This section includes the CUDA data types.

Note: This is CUDA API for VisionWorks documentation. For Core CUDA API documentation, see here.

Data Structures
struct	nvxcu_array_t
	Base structure for array object. More...

struct	nvxcu_border_t
	Defines a border extrapolation behavior. More...

struct	nvxcu_coordinates2d_t
	Defines a 2D coordinates data structure. More...

struct	nvxcu_coordinates3d_t
	Defines a 3D coordinates data structure. More...

struct	nvxcu_exec_target_t
	Base structure for execution target. More...

struct	nvxcu_image_t
	Base structure for image object. More...

struct	nvxcu_keypoint_t
	Defines a keypoint data structure with integer coordinates. More...

struct	nvxcu_keypointf_t
	Defines a keypoint data structure with float coordinates. More...

struct	nvxcu_pitch_linear_image_t
	Image object represented as pitch linear CUDA buffer. More...

struct	nvxcu_pitch_linear_image_t.planes

struct	nvxcu_pitch_linear_pyramid_t
	Pitch linear pyramid object. More...

union	nvxcu_pixel_value_t
	Defines the value of a pixel for any image format. More...

struct	nvxcu_plain_array_t
	Array object represented as plain CUDA device memory. More...

struct	nvxcu_point2f_t
	Defines a 2D point data structure (float coordinates). More...

struct	nvxcu_point3f_t
	Defines a 3D point data structure (float coordinates). More...

struct	nvxcu_point4f_t
	Defines a 4D point data structure (float coordinates). More...

struct	nvxcu_pyramid_t
	Base structure for pyramid object. More...

struct	nvxcu_rectangle_t
	Defines a rectangle data structure. More...

struct	nvxcu_stream_exec_target_t
	CUDA stream execution target. More...

struct	nvxcu_tmp_buf_size_t
	Defines the size of temporary buffers. More...

struct	nvxcu_tmp_buf_t
	Defines a pointers to temporary buffers. More...

struct	nvxcu_uniform_image_t
	Image object filled with uniform value. More...

Macros
#define	NVXCU_DF_IMAGE(a, b, c, d) ((a) \| (b << 8) \| (c << 16) \| (d << 24))
	Converts a set of four chars into a single `uint32_t` value. More...

#define	NVXCU_ENUM_BASE(v, id) (((v) << 20) \| (id << 12))
	Calculates the base value for a specific enumeration type. More...

#define	NVXCU_NB_MAX_PLANES (4u)
	Defines the maximum number of planes in an image object. More...

#define	NVXCU_SCALE_PYRAMID_HALF (0.5f)
	Half-scale pyramid. More...

#define	NVXCU_SCALE_PYRAMID_ORB (0.8408964f)
	ORB scaled pyramid whose scaling factor is \( \frac{1}{\root 4 \of {2}} \). More...

Enumerations
enum	nvxcu_array_item_type_e { NVXCU_TYPE_CHAR = 0x001, NVXCU_TYPE_INT8 = 0x002, NVXCU_TYPE_UINT8 = 0x003, NVXCU_TYPE_INT16 = 0x004, NVXCU_TYPE_UINT16 = 0x005, NVXCU_TYPE_INT32 = 0x006, NVXCU_TYPE_UINT32 = 0x007, NVXCU_TYPE_INT64 = 0x008, NVXCU_TYPE_UINT64 = 0x009, NVXCU_TYPE_FLOAT32 = 0x00A, NVXCU_TYPE_FLOAT64 = 0x00B, NVXCU_TYPE_RECTANGLE = 0x020, NVXCU_TYPE_KEYPOINT = 0x021, NVXCU_TYPE_COORDINATES2D = 0x022, NVXCU_TYPE_COORDINATES3D = 0x023, NVXCU_TYPE_POINT2F = 0x400, NVXCU_TYPE_POINT3F = 0x401, NVXCU_TYPE_POINT4F = 0x402, NVXCU_TYPE_KEYPOINTF = 0x403 }
	Defines an array item type enumeration. More...

enum	nvxcu_array_type_e { NVXCU_PLAIN_ARRAY }
	Defines the array object type ID. More...

enum	nvxcu_border_mode_e { NVXCU_BORDER_MODE_UNDEFINED = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_BORDER_MODE) + 0x0, NVXCU_BORDER_MODE_CONSTANT = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_BORDER_MODE) + 0x1, NVXCU_BORDER_MODE_REPLICATE = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_BORDER_MODE) + 0x2 }
	Defines a border mode enumeration. More...

enum	nvxcu_channel_e { NVXCU_CHANNEL_0 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x0, NVXCU_CHANNEL_1 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x1, NVXCU_CHANNEL_2 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x2, NVXCU_CHANNEL_3 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x3, NVXCU_CHANNEL_R = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x10, NVXCU_CHANNEL_G = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x11, NVXCU_CHANNEL_B = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x12, NVXCU_CHANNEL_A = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x13, NVXCU_CHANNEL_Y = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x14, NVXCU_CHANNEL_U = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x15, NVXCU_CHANNEL_V = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CHANNEL) + 0x16 }
	Defines a channel enumeration for channel extract operation. More...

enum	nvxcu_channel_range_e { NVXCU_CHANNEL_RANGE_FULL = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_RANGE) + 0x0, NVXCU_CHANNEL_RANGE_RESTRICTED = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_RANGE) + 0x1 }
	Defines an image channel range enumeration. More...

enum	nvxcu_color_space_e { NVXCU_COLOR_SPACE_NONE = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_SPACE) + 0x0, NVXCU_COLOR_SPACE_BT601_525 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_SPACE) + 0x1, NVXCU_COLOR_SPACE_BT601_625 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_SPACE) + 0x2, NVXCU_COLOR_SPACE_BT709 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_COLOR_SPACE) + 0x3, NVXCU_COLOR_SPACE_DEFAULT = NVXCU_COLOR_SPACE_BT709 }
	Defines an image color space enumeration. More...

enum	nvxcu_convert_policy_e { NVXCU_CONVERT_POLICY_WRAP = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CONVERT_POLICY) + 0x0, NVXCU_CONVERT_POLICY_SATURATE = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_CONVERT_POLICY) + 0x1 }
	Defines a convertion policy enumeration. More...

enum	nvxcu_df_image_e { NVXCU_DF_IMAGE_RGB = NVXCU_DF_IMAGE('R','G','B','2'), NVXCU_DF_IMAGE_RGBX = NVXCU_DF_IMAGE('R','G','B','A'), NVXCU_DF_IMAGE_NV12 = NVXCU_DF_IMAGE('N','V','1','2'), NVXCU_DF_IMAGE_NV21 = NVXCU_DF_IMAGE('N','V','2','1'), NVXCU_DF_IMAGE_UYVY = NVXCU_DF_IMAGE('U','Y','V','Y'), NVXCU_DF_IMAGE_YUYV = NVXCU_DF_IMAGE('Y','U','Y','V'), NVXCU_DF_IMAGE_IYUV = NVXCU_DF_IMAGE('I','Y','U','V'), NVXCU_DF_IMAGE_YUV4 = NVXCU_DF_IMAGE('Y','U','V','4'), NVXCU_DF_IMAGE_U8 = NVXCU_DF_IMAGE('U','0','0','8'), NVXCU_DF_IMAGE_U16 = NVXCU_DF_IMAGE('U','0','1','6'), NVXCU_DF_IMAGE_S16 = NVXCU_DF_IMAGE('S','0','1','6'), NVXCU_DF_IMAGE_U32 = NVXCU_DF_IMAGE('U','0','3','2'), NVXCU_DF_IMAGE_S32 = NVXCU_DF_IMAGE('S','0','3','2'), NVXCU_DF_IMAGE_F32 = NVXCU_DF_IMAGE('F','0','3','2'), NVXCU_DF_IMAGE_2F32 = NVXCU_DF_IMAGE('2','F','3','2'), NVXCU_DF_IMAGE_2S16 = NVXCU_DF_IMAGE('2','S','1','6'), NVXCU_DF_IMAGE_RGB16 = NVXCU_DF_IMAGE('S','3','1','6') }
	Defines an image format enumeration. More...

enum	nvxcu_enum_e { NVXCU_ENUM_INTERPOLATION = 0x04, NVXCU_ENUM_COLOR_SPACE = 0x06, NVXCU_ENUM_COLOR_RANGE = 0x07, NVXCU_ENUM_CHANNEL = 0x09, NVXCU_ENUM_CONVERT_POLICY = 0x0A, NVXCU_ENUM_BORDER_MODE = 0x0C, NVXCU_ENUM_TERM_CRITERIA = 0x0F, NVXCU_ENUM_NORM_TYPE = 0x10, NVXCU_ENUM_ROUND_POLICY = 0x12 }
	Defines an enumeration type code. More...

enum	nvxcu_error_status_e { NVXCU_ERROR_CUDA_FAILURE = -1002, NVXCU_ERROR_INVALID_PARAMETERS = -10, NVXCU_ERROR_NOT_SUPPORTED = -3, NVXCU_ERROR_NOT_IMPLEMENTED = -2, NVXCU_FAILURE = -1, NVXCU_SUCCESS = 0 }
	Defines an error status code. More...

enum	nvxcu_exec_target_type_e { NVXCU_STREAM_EXEC_TARGET }
	Defines the execution target object type ID. More...

enum	nvxcu_flip_mode_e { NVXCU_FLIP_HORIZONTAL, NVXCU_FLIP_VERTICAL, NVXCU_FLIP_BOTH }
	Defines modes for flip image operation. More...

enum	nvxcu_image_type_e { NVXCU_PITCH_LINEAR_IMAGE, NVXCU_UNIFORM_IMAGE }
	Defines the image object type ID. More...

enum	nvxcu_interpolation_type_e { NVXCU_INTERPOLATION_TYPE_NEAREST_NEIGHBOR = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_INTERPOLATION) + 0x0, NVXCU_INTERPOLATION_TYPE_BILINEAR = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_INTERPOLATION) + 0x1, NVXCU_INTERPOLATION_TYPE_AREA = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_INTERPOLATION) + 0x2 }
	Defines an interpolation type enumeration. More...

enum	nvxcu_norm_type_e { NVXCU_NORM_L1 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_NORM_TYPE) + 0x0, NVXCU_NORM_L2 = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_NORM_TYPE) + 0x1 }
	Defines a normalization type enumeration. More...

enum	nvxcu_pyramid_type_e { NVXCU_PITCH_LINEAR_PYRAMID }
	Defines the pyramid object type ID. More...

enum	nvxcu_round_policy_e { NVXCU_ROUND_POLICY_TO_ZERO = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_ROUND_POLICY) + 0x1, NVXCU_ROUND_POLICY_TO_NEAREST_EVEN = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_ROUND_POLICY) + 0x2 }
	Defines a round policy enumeration. More...

enum	nvxcu_scanline_e { NVXCU_SCANLINE_LEFT_RIGHT = 1 << 0, NVXCU_SCANLINE_TOP_LEFT_BOTTOM_RIGHT = 1 << 1, NVXCU_SCANLINE_TOP_BOTTOM = 1 << 2, NVXCU_SCANLINE_TOP_RIGHT_BOTTOM_LEFT = 1 << 3, NVXCU_SCANLINE_RIGHT_LEFT = 1 << 4, NVXCU_SCANLINE_BOTTOM_RIGHT_TOP_LEFT = 1 << 5, NVXCU_SCANLINE_BOTTOM_TOP = 1 << 6, NVXCU_SCANLINE_BOTTOM_LEFT_TOP_RIGHT = 1 << 7, NVXCU_SCANLINE_CROSS, NVXCU_SCANLINE_ALL = 0xFF }
	Defines scan line's directions used during cost aggregation step. More...

enum	nvxcu_sgm_flags_e { NVXCU_SGM_FILTER_TOP_AREA = 1 << 0 }
	Defines extra flags for SGM algorithm. More...

enum	nvxcu_termination_criteria_e { NVXCU_TERM_CRITERIA_ITERATIONS = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_TERM_CRITERIA) + 0x0, NVXCU_TERM_CRITERIA_EPSILON = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_TERM_CRITERIA) + 0x1, NVXCU_TERM_CRITERIA_BOTH = NVXCU_ENUM_BASE(0x000, NVXCU_ENUM_TERM_CRITERIA) + 0x2 }
	Defines a termination criteria enumeration. More...

Data Structure Documentation

struct nvxcu_array_t

Data Fields
nvxcu_array_type_e	array_type	Object type ID.
uint32_t	capacity	Capacity of the array buffer (in elements).
nvxcu_array_item_type_e	item_type	Array items type.

struct nvxcu_border_t

Collaboration diagram for nvxcu_border_t:

[legend]

Data Fields
nvxcu_pixel_value_t	constant_value	Border constant value for NVXCU_BORDER_MODE_CONSTANT mode.
nvxcu_border_mode_e	mode	Border mode.

struct nvxcu_coordinates2d_t

Data Fields
uint32_t	x	The X coordinate.
uint32_t	y	The Y coordinate.

struct nvxcu_coordinates3d_t

Data Fields
uint32_t	x	The X coordinate.
uint32_t	y	The Y coordinate.
uint32_t	z	The Z coordinate.

struct nvxcu_exec_target_t

Data Fields
nvxcu_exec_target_type_e	exec_target_type	Object type ID.

struct nvxcu_image_t

Data Fields
nvxcu_df_image_e	format	Image format.
uint32_t	height	Image height.
nvxcu_image_type_e	image_type	Object type ID.
uint32_t	width	Image width.

struct nvxcu_keypoint_t

Data Fields
float	error	The tracking method specific error.
float	orientation	The orientation of the keypoint.
float	scale	The scale of the keypoint.
float	strength	The strength of the keypoint.
int32_t	tracking_status	The tracking status of the keypoint.
int32_t	x	The x coordinate.
int32_t	y	The y coordinate.

struct nvxcu_keypointf_t

Data Fields
float	error	The tracking method specific error.
float	orientation	The orientation of the keypoint.
float	scale	The scale of the keypoint.
float	strength	The strength of the keypoint.
int32_t	tracking_status	The tracking status of the keypoint.
float	x	The x coordinate.
float	y	The y coordinate.

struct nvxcu_pitch_linear_image_t

Collaboration diagram for nvxcu_pitch_linear_image_t:

[legend]

Data Fields
nvxcu_image_t	base	Base image structure.
struct nvxcu_pitch_linear_image_t	planes[NVXCU_NB_MAX_PLANES]	Image planes.

struct nvxcu_pitch_linear_image_t.planes

Data Fields
void *	dev_ptr	CUDA device pointer.
int32_t	pitch_in_bytes	Pitch in bytes between two consequent rows.

struct nvxcu_pitch_linear_pyramid_t

Collaboration diagram for nvxcu_pitch_linear_pyramid_t:

[legend]

Data Fields
nvxcu_pyramid_t	base	Base pyramid structure.
nvxcu_pitch_linear_image_t *	levels	The pyramid levels.

union nvxcu_pixel_value_t

Data Fields
float	F32	NVXCU_DF_IMAGE_F32.
float	F32n[4]	NVXCU_DF_IMAGE_2F32.
uint8_t	reserved[16]	Reserved for future.
uint8_t	RGB[3]	NVXCU_DF_IMAGE_RGB format in the R,G,B order.
uint16_t	RGB16[3]	NVXCU_DF_IMAGE_RGB16 format in the R,G,B order.
uint8_t	RGBX[4]	NVXCU_DF_IMAGE_RGBX format in the R,G,B,X order.
int16_t	S16	NVXCU_DF_IMAGE_S16.
int16_t	S16n[4]	NVXCU_DF_IMAGE_2S16.
int32_t	S32	NVXCU_DF_IMAGE_S32.
uint16_t	U16	NVXCU_DF_IMAGE_U16.
uint32_t	U32	NVXCU_DF_IMAGE_U32.
uint8_t	U8	NVXCU_DF_IMAGE_U8.
uint8_t	YUV[3]	All YUV formats in the Y,U,V order.

struct nvxcu_plain_array_t

Collaboration diagram for nvxcu_plain_array_t:

[legend]

Data Fields
nvxcu_array_t	base	Base array structure.
void *	dev_ptr	CUDA device pointer to the items.
uint32_t *	num_items_dev_ptr	CUDA device pointer to the number of items.

struct nvxcu_point2f_t

Data Fields
float	x	The X coordinate.
float	y	The Y coordinate.

struct nvxcu_point3f_t

Data Fields
float	x	The X coordinate.
float	y	The Y coordinate.
float	z	The Z coordinate.

struct nvxcu_point4f_t

Data Fields
float	w	The W coordinate.
float	x	The X coordinate.
float	y	The Y coordinate.
float	z	The Z coordinate.

struct nvxcu_pyramid_t

Data Fields
uint32_t	num_levels	The number of pyramid levels.
nvxcu_pyramid_type_e	pyramid_type	Object type ID.
float	scale	The pyramid scale factor.

struct nvxcu_rectangle_t

Data Fields
uint32_t	end_x	The End X coordinate.
uint32_t	end_y	The End Y coordinate.
uint32_t	start_x	The Start X coordinate.
uint32_t	start_y	The Start Y coordinate.

struct nvxcu_stream_exec_target_t

Collaboration diagram for nvxcu_stream_exec_target_t:

[legend]

Data Fields
nvxcu_exec_target_t	base	Base execution target structure.
struct cudaDeviceProp	dev_prop	CUDA device properties for current active device.
cudaStream_t	stream	CUDA stream to launch primitive in.

struct nvxcu_tmp_buf_size_t

Data Fields
size_t	dev_buf_size	The size of DEVICE temporary buffer.
size_t	host_buf_size	The size of HOST temporary buffer.

struct nvxcu_tmp_buf_t

Data Fields
void *	dev_ptr	CUDA Device memory buffer.
void *	host_ptr	HOST memory buffer.

struct nvxcu_uniform_image_t

Collaboration diagram for nvxcu_uniform_image_t:

[legend]

Data Fields
nvxcu_image_t	base	Base image structure.
nvxcu_pixel_value_t	uniform_value	Uniform value.

Macro Definition Documentation

#define NVXCU_DF_IMAGE	(	a,
		b,
		c,
		d
	)	((a) \| (b << 8) \| (c << 16) \| (d << 24))

Converts a set of four chars into a single uint32_t value.

See also: nvxcu_df_image_e

Definition at line 73 of file nvxcu.h.

#define NVXCU_ENUM_BASE	(	v,
		id
	)	(((v) << 20) \| (id << 12))

Calculates the base value for a specific enumeration type.

See also: nvxcu_enum_e

Definition at line 80 of file nvxcu.h.

#define NVXCU_NB_MAX_PLANES (4u)

Defines the maximum number of planes in an image object.

Definition at line 550 of file nvxcu.h.

#define NVXCU_SCALE_PYRAMID_HALF (0.5f)

Half-scale pyramid.

Definition at line 379 of file nvxcu.h.

#define NVXCU_SCALE_PYRAMID_ORB (0.8408964f)

ORB scaled pyramid whose scaling factor is \( \frac{1}{\root 4 \of {2}} \).

Definition at line 385 of file nvxcu.h.

Enumeration Type Documentation

enum nvxcu_array_item_type_e

Defines an array item type enumeration.

Enumerator
NVXCU_TYPE_CHAR	A `char`.
NVXCU_TYPE_INT8	A `int8_t`.
NVXCU_TYPE_UINT8	A `uint8_t`.
NVXCU_TYPE_INT16	A `int16_t`.
NVXCU_TYPE_UINT16	A `uint16_t`.
NVXCU_TYPE_INT32	A `int32_t`.
NVXCU_TYPE_UINT32	A `uint32_t`.
NVXCU_TYPE_INT64	A `int64_t`.
NVXCU_TYPE_UINT64	A `uint64_t`.
NVXCU_TYPE_FLOAT32	A `float`.
NVXCU_TYPE_FLOAT64	A `double`.
NVXCU_TYPE_RECTANGLE	A nvxcu_rectangle_t.
NVXCU_TYPE_KEYPOINT	A nvxcu_keypoint_t.
NVXCU_TYPE_COORDINATES2D	A nvxcu_coordinates2d_t.
NVXCU_TYPE_COORDINATES3D	A nvxcu_coordinates3d_t.
NVXCU_TYPE_POINT2F	A nvxcu_point2f_t.
NVXCU_TYPE_POINT3F	A nvxcu_point3f_t.
NVXCU_TYPE_POINT4F	A nvxcu_point4f_t.
NVXCU_TYPE_KEYPOINTF	A nvxcu_keypointf_t.

Definition at line 44 of file nvxcu.h.

enum nvxcu_array_type_e

Defines the array object type ID.

Enumerator
NVXCU_PLAIN_ARRAY	nvxcu_plain_array_t object.

Definition at line 606 of file nvxcu.h.

enum nvxcu_border_mode_e

Defines a border mode enumeration.

See also: vx_border_mode_e

Enumerator
NVXCU_BORDER_MODE_UNDEFINED	No defined border mode behavior.
NVXCU_BORDER_MODE_CONSTANT	Out-of-bound pixels are filled with constant value.
NVXCU_BORDER_MODE_REPLICATE	Out-of-bound pixels are replicated from the nearest edge pixels.

Definition at line 283 of file nvxcu.h.

enum nvxcu_channel_e

Defines a channel enumeration for channel extract operation.

See also: vx_channel_e

Enumerator
NVXCU_CHANNEL_0	Used to extract the channel #0.
NVXCU_CHANNEL_1	Used to extract the channel #1.
NVXCU_CHANNEL_2	Used to extract the channel #2.
NVXCU_CHANNEL_3	Used to extract the channel #3.
NVXCU_CHANNEL_R	Used to extract the RED channel.
NVXCU_CHANNEL_G	Used to extract the GREEN channel.
NVXCU_CHANNEL_B	Used to extract the BLUE channel.
NVXCU_CHANNEL_A	Used to extract the ALPHA channel.
NVXCU_CHANNEL_Y	Used to extract the LUMA channel.
NVXCU_CHANNEL_U	Used to extract the Cb/U channel.
NVXCU_CHANNEL_V	Used to extract the Cr/V/Value channel.

Definition at line 208 of file nvxcu.h.

enum nvxcu_channel_range_e

Defines an image channel range enumeration.

See also: vx_channel_range_e

Enumerator
NVXCU_CHANNEL_RANGE_FULL	Full range of the unit of the channel.
NVXCU_CHANNEL_RANGE_RESTRICTED	Restricted range of the unit of the channel based on the space given.

Definition at line 271 of file nvxcu.h.

enum nvxcu_color_space_e

Defines an image color space enumeration.

See also: vx_color_space_e

Enumerator
NVXCU_COLOR_SPACE_NONE	No color space is used.
NVXCU_COLOR_SPACE_BT601_525	The BT.601 coefficients and SMPTE C primaries.
NVXCU_COLOR_SPACE_BT601_625	The BT.601 coefficients and BTU primaries.
NVXCU_COLOR_SPACE_BT709	The BT.709 coefficients.
NVXCU_COLOR_SPACE_DEFAULT	Default color space (BT.709).

Definition at line 253 of file nvxcu.h.

enum nvxcu_convert_policy_e

Defines a convertion policy enumeration.

See also: vx_convert_policy_e

Enumerator
NVXCU_CONVERT_POLICY_WRAP	Wrap convertion policy.
NVXCU_CONVERT_POLICY_SATURATE	Saturate conversion policy.

Definition at line 104 of file nvxcu.h.

enum nvxcu_df_image_e

Defines an image format enumeration.

See also: vx_df_image_e

Enumerator
NVXCU_DF_IMAGE_RGB	A single 24-bit pixel plane of 3 interleaved 8-bit RGB units.
NVXCU_DF_IMAGE_RGBX	A single 32-bit pixel plane of 4 interleaved 8-bit RGBX units.
NVXCU_DF_IMAGE_NV12	A 2-plane YUV format of Luma (Y) and interleaved UV data at 4:2:0 sampling.
NVXCU_DF_IMAGE_NV21	A 2-lane YUV format of Luma (Y) and interleaved VU data at 4:2:0 sampling.
NVXCU_DF_IMAGE_UYVY	A single plane of 32-bit macro pixel of U0, Y0, V0, Y1 bytes.
NVXCU_DF_IMAGE_YUYV	A single plane of 32-bit macro pixel of Y0, U0, Y1, V0 bytes.
NVXCU_DF_IMAGE_IYUV	A 3 plane of 8-bit 4:2:0 sampled Y, U, V planes.
NVXCU_DF_IMAGE_YUV4	A 3 plane of 8 bit 4:4:4 sampled Y, U, V planes.
NVXCU_DF_IMAGE_U8	A single plane of 8-bit unsigned integer data.
NVXCU_DF_IMAGE_U16	A single plane of 16-bit unsigned integer data.
NVXCU_DF_IMAGE_S16	A single plane of 16-bit signed integer data.
NVXCU_DF_IMAGE_U32	A single plane of 32-bit unsigned integer data.
NVXCU_DF_IMAGE_S32	A single plane of 32-bit signed integer data.
NVXCU_DF_IMAGE_F32	A single plane of 32-bit float data.
NVXCU_DF_IMAGE_2F32	A single plane of float32_t[2] data (for example, motion fields).
NVXCU_DF_IMAGE_2S16	A single plane of int16_t[2] data (for example, motion fields).
NVXCU_DF_IMAGE_RGB16	A single 48-bit pixel plane of 3 interleaved 16-bit RGB units.

Definition at line 116 of file nvxcu.h.

enum nvxcu_enum_e

Defines an enumeration type code.

These values are used to create a final value for specific enumeration constants.

Enumerator
NVXCU_ENUM_INTERPOLATION	A nvxcu_interpolation_type_e.
NVXCU_ENUM_COLOR_SPACE	A nvxcu_color_space_e.
NVXCU_ENUM_COLOR_RANGE	A nvxcu_channel_range_e.
NVXCU_ENUM_CHANNEL	A nvxcu_channel_e.
NVXCU_ENUM_CONVERT_POLICY	A nvxcu_convert_policy_e.
NVXCU_ENUM_BORDER_MODE	A nvxcu_border_mode_e.
NVXCU_ENUM_TERM_CRITERIA	A nvxcu_termination_criteria_e.
NVXCU_ENUM_NORM_TYPE	A nvxcu_norm_type_e.
NVXCU_ENUM_ROUND_POLICY	A nvxcu_round_policy_e.

Definition at line 87 of file nvxcu.h.

enum nvxcu_error_status_e

Defines an error status code.

Enumerator
NVXCU_ERROR_CUDA_FAILURE	Indicates internal CUDA failure.
NVXCU_ERROR_INVALID_PARAMETERS	Indicates that current set of parameters is invalid.
NVXCU_ERROR_NOT_SUPPORTED	Indicates that current set of parameters is not supported.
NVXCU_ERROR_NOT_IMPLEMENTED	Indicates that requested operation is not implemented.
NVXCU_FAILURE	Indicates a generic error code.
NVXCU_SUCCESS	No error.

Definition at line 31 of file nvxcu.h.

enum nvxcu_exec_target_type_e

Defines the execution target object type ID.

Enumerator
NVXCU_STREAM_EXEC_TARGET	nvxcu_stream_exec_target_t object.

Definition at line 673 of file nvxcu.h.

enum nvxcu_flip_mode_e

Defines modes for flip image operation.

See also: nvx_flip_mode_e

Enumerator
NVXCU_FLIP_HORIZONTAL	Horizontal flipping of the image.
NVXCU_FLIP_VERTICAL	Vertical flipping of the image.
NVXCU_FLIP_BOTH	Simultaneous horizontal and vertical flipping of the image.

Definition at line 335 of file nvxcu.h.

enum nvxcu_image_type_e

Defines the image object type ID.

Enumerator
NVXCU_PITCH_LINEAR_IMAGE	nvxcu_pitch_linear_image_t object.
NVXCU_UNIFORM_IMAGE	nvxcu_uniform_image_t object.

Definition at line 556 of file nvxcu.h.

enum nvxcu_interpolation_type_e

Defines an interpolation type enumeration.

See also: vx_interpolation_type_e

Enumerator
NVXCU_INTERPOLATION_TYPE_NEAREST_NEIGHBOR	Nearest neighbor interpolation.
NVXCU_INTERPOLATION_TYPE_BILINEAR	Bilinear interpolation.
NVXCU_INTERPOLATION_TYPE_AREA	Area interpolation.

Definition at line 239 of file nvxcu.h.

enum nvxcu_norm_type_e

Defines a normalization type enumeration.

See also: vx_norm_type_e

Enumerator
NVXCU_NORM_L1	L1 normalization.
NVXCU_NORM_L2	L2 normalization.

Definition at line 311 of file nvxcu.h.

enum nvxcu_pyramid_type_e

Defines the pyramid object type ID.

Enumerator
NVXCU_PITCH_LINEAR_PYRAMID	nvxcu_pitch_linear_pyramid_t object.

Definition at line 640 of file nvxcu.h.

enum nvxcu_round_policy_e

Defines a round policy enumeration.

See also: vx_round_policy_e

Enumerator
NVXCU_ROUND_POLICY_TO_ZERO	Truncates the least significant values.
NVXCU_ROUND_POLICY_TO_NEAREST_EVEN	Rounds to nearest even output value.

Definition at line 323 of file nvxcu.h.

enum nvxcu_scanline_e

Defines scan line's directions used during cost aggregation step.

See also: nvx_scanline_e

Enumerator
NVXCU_SCANLINE_LEFT_RIGHT	Aggregate cost from left to right horizontally.
NVXCU_SCANLINE_TOP_LEFT_BOTTOM_RIGHT	Aggregate cost from left to right diagonally starting from the top.
NVXCU_SCANLINE_TOP_BOTTOM	Aggregate cost from top to bottom vertically.
NVXCU_SCANLINE_TOP_RIGHT_BOTTOM_LEFT	Aggregate cost from right to left diagonally starting from the top.
NVXCU_SCANLINE_RIGHT_LEFT	Aggregate cost from right to left horizontally.
NVXCU_SCANLINE_BOTTOM_RIGHT_TOP_LEFT	Aggregate cost from right to left diagonally starting from the bottom.
NVXCU_SCANLINE_BOTTOM_TOP	Aggregate cost from bottom to top vertically.
NVXCU_SCANLINE_BOTTOM_LEFT_TOP_RIGHT	Aggregate cost from left to right diagonally starting from the bottom.
NVXCU_SCANLINE_CROSS	Aggregate cost from four directions forming a cross. Recommended option for automotive use cases.
NVXCU_SCANLINE_ALL	Aggregate cost over all scan lines.

Definition at line 346 of file nvxcu.h.

enum nvxcu_sgm_flags_e

Defines extra flags for SGM algorithm.

See also: nvx_sgm_flags_e

Enumerator
NVXCU_SGM_FILTER_TOP_AREA	filter cost at top image area with low gradients.

Definition at line 371 of file nvxcu.h.

enum nvxcu_termination_criteria_e

Defines a termination criteria enumeration.

See also: vx_termination_criteria_e

Enumerator

NVXCU_TERM_CRITERIA_ITERATIONS

Termination by the number of iterations.

NVXCU_TERM_CRITERIA_EPSILON

Termination by matching the value against epsilon.

NVXCU_TERM_CRITERIA_BOTH

A combination of iterations and epsilon.

First match causes termination.

Definition at line 297 of file nvxcu.h.

VisionWorks Toolkit Reference

April 8, 2016 | 1.4 Release

Detailed Description

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Enumeration Type Documentation