Pre-Process Metadata

Detailed Description

Specifies metadata concerning ROIs used in nvdspreprocess plugin.

Data Structures
struct	NvDsRoiMeta
	Holds Information about ROI Metadata. More...

Macros
#define	DS_MAX_POLYGON_POINTS   8
	max polygon points ; currently not being used More...

Typedefs
typedef struct NvBufSurfaceParams	NvBufSurfaceParams
	DS NvBufSurfaceParams. More...
typedef struct _NvDsFrameMeta	NvDsFrameMeta
	DS NvDsFrameMeta. More...
typedef struct _NvDsObjectMeta	NvDsObjectMeta
	DS NvDsObjectMeta. More...
typedef GList	NvDsClassifierMetaList
	classifier meta list More...
typedef GList	NvDsUserMetaList
	user meta list More...
typedef struct NvDsRoiMeta	NvDsRoiMeta
	Holds Information about ROI Metadata. More...

Enumerations
enum	NvDsDataType {   NvDsDataType_FP32,   NvDsDataType_UINT8,   NvDsDataType_INT8,   NvDsDataType_UINT32,   NvDsDataType_INT32,   NvDsDataType_FP16 }
	Data type used for model in infer. More...
enum	NvDsUnitType {   NvDsUnitType_FullFrame = 0,   NvDsUnitType_ROI,   NvDsUnitType_Object }
	Unit Type Fullframe/ROI/Crop Objects. More...

Variables
NvOSD_RectParams	NvDsRoiMeta::roi
guint	NvDsRoiMeta::roi_polygon [DS_MAX_POLYGON_POINTS][2]
	currently not being used More...
NvBufSurfaceParams *	NvDsRoiMeta::converted_buffer
NvDsFrameMeta *	NvDsRoiMeta::frame_meta
gdouble	NvDsRoiMeta::scale_ratio_x
	Ratio by which the frame/ROI crop was scaled in horizontal direction Required when scaling co-ordinates/sizes in metadata back to input resolution. More...
gdouble	NvDsRoiMeta::scale_ratio_y
	Ratio by which the frame/ROI crop was scaled in vertical direction Required when scaling co-ordinates/sizes in metadata back to input resolution. More...
gdouble	NvDsRoiMeta::offset_left
	offsets in horizontal direction while scaling More...
gdouble	NvDsRoiMeta::offset_top
	offsets in vertical direction while scaling More...
NvDsClassifierMetaList *	NvDsRoiMeta::classifier_meta_list
	Holds a pointer to a list of pointers of type NvDsClassifierMeta. More...
NvDsUserMetaList *	NvDsRoiMeta::roi_user_meta_list
	Holds a pointer to a list of pointers of type NvDsUserMeta. More...
NvDsObjectMeta *	NvDsRoiMeta::object_meta

Macro Definition Documentation

DS_MAX_POLYGON_POINTS

#define DS_MAX_POLYGON_POINTS   8

max polygon points ; currently not being used

Definition at line 34 of file nvds_roi_meta.h.

Typedef Documentation

NvBufSurfaceParams

typedef struct NvBufSurfaceParams NvBufSurfaceParams

DS NvBufSurfaceParams.

Definition at line 37 of file nvds_roi_meta.h.

NvDsClassifierMetaList

typedef GList NvDsClassifierMetaList

classifier meta list

Definition at line 46 of file nvds_roi_meta.h.

NvDsFrameMeta

typedef struct _NvDsFrameMeta NvDsFrameMeta

DS NvDsFrameMeta.

Definition at line 40 of file nvds_roi_meta.h.

NvDsObjectMeta

typedef struct _NvDsObjectMeta NvDsObjectMeta

DS NvDsObjectMeta.

Definition at line 43 of file nvds_roi_meta.h.

NvDsRoiMeta

typedef struct NvDsRoiMeta NvDsRoiMeta

Holds Information about ROI Metadata.

NvDsUserMetaList

typedef GList NvDsUserMetaList

user meta list

Definition at line 49 of file nvds_roi_meta.h.

Enumeration Type Documentation

NvDsDataType

enum NvDsDataType

Data type used for model in infer.

Enumerator
NvDsDataType_FP32	FP32 data type.
NvDsDataType_UINT8	UINT8 data type.
NvDsDataType_INT8	INT8 data type.
NvDsDataType_UINT32	UINT32 data type.
NvDsDataType_INT32	INT32 data type.
NvDsDataType_FP16	FP16 data type.

Definition at line 54 of file nvds_roi_meta.h.

NvDsUnitType

enum NvDsUnitType

Unit Type Fullframe/ROI/Crop Objects.

Enumerator
NvDsUnitType_FullFrame	Full frames.
NvDsUnitType_ROI	Region of Interests (ROIs)
NvDsUnitType_Object	object mode

Definition at line 73 of file nvds_roi_meta.h.

Variable Documentation

classifier_meta_list

NvDsClassifierMetaList* NvDsRoiMeta::classifier_meta_list

Holds a pointer to a list of pointers of type NvDsClassifierMeta.

Definition at line 117 of file nvds_roi_meta.h.

converted_buffer

NvBufSurfaceParams* NvDsRoiMeta::converted_buffer

Definition at line 95 of file nvds_roi_meta.h.

frame_meta

NvDsFrameMeta* NvDsRoiMeta::frame_meta

Definition at line 98 of file nvds_roi_meta.h.

object_meta

NvDsObjectMeta* NvDsRoiMeta::object_meta

Definition at line 123 of file nvds_roi_meta.h.

offset_left

gdouble NvDsRoiMeta::offset_left

offsets in horizontal direction while scaling

Definition at line 111 of file nvds_roi_meta.h.

offset_top

gdouble NvDsRoiMeta::offset_top

offsets in vertical direction while scaling

Definition at line 114 of file nvds_roi_meta.h.

roi

NvOSD_RectParams NvDsRoiMeta::roi

Definition at line 89 of file nvds_roi_meta.h.

roi_polygon

guint NvDsRoiMeta::roi_polygon[DS_MAX_POLYGON_POINTS][2]

currently not being used

Definition at line 92 of file nvds_roi_meta.h.

roi_user_meta_list

NvDsUserMetaList* NvDsRoiMeta::roi_user_meta_list

Holds a pointer to a list of pointers of type NvDsUserMeta.

Definition at line 120 of file nvds_roi_meta.h.

scale_ratio_x

gdouble NvDsRoiMeta::scale_ratio_x

Ratio by which the frame/ROI crop was scaled in horizontal direction Required when scaling co-ordinates/sizes in metadata back to input resolution.

Definition at line 103 of file nvds_roi_meta.h.

scale_ratio_y

gdouble NvDsRoiMeta::scale_ratio_y

Ratio by which the frame/ROI crop was scaled in vertical direction Required when scaling co-ordinates/sizes in metadata back to input resolution.

Definition at line 108 of file nvds_roi_meta.h.