NVIDIA DriveWorks API: 2D Tracker
Description: This file defines 2D tracking methods.
Definition in file FeatureTracker.h.
Go to the source code of this file.
Data Structures | |
| struct | dwFeature2DTrackerConfig |
| Holds configuration parameters for a feature tracker. More... | |
| struct | dwFeature2DTrackerConfigNew |
| Holds configuration parameters for a feature tracker. More... | |
Macros | |
| #define | DW_FEATURE2D_TRACKER_MAX_WINDOW_SIZE 16 |
| Maximum tracking window size. More... | |
Typedefs | |
| typedef struct dwFeature2DTrackerObject const * | dwConstFeature2DTrackerHandle_t |
| Handle representing a const feature tracker. More... | |
| typedef struct dwFeature2DTrackerObject * | dwFeature2DTrackerHandle_t |
| Handle representing a feature tracker. More... | |
Enumerations | |
| enum | dwFeature2DTrackerAlgorithm { DW_FEATURE2D_TRACKER_ALGORITHM_STD = 0, DW_FEATURE2D_TRACKER_ALGORITHM_EX, DW_FEATURE2D_TRACKER_ALGORITHM_EX_FAST, DW_DEPRECATED_ENUM =("deprecated, please use dwFeature2DTrackerConfigNew::enableSparseOutput=1"), DW_FEATURE2D_TRACKER_ALGORITHM_COUNT } |
| Defines different KLT tracking algorithms. More... | |
Functions | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_compact (dwFeatureHistoryArray *featureHistoryArray, dwFeature2DTrackerHandle_t obj) |
| Remove invalid features. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_getCUDAStream (cudaStream_t *stream, dwFeature2DTrackerHandle_t obj) |
| Gets the CUDA stream used by the feature tracker. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initDefaultParams (dwFeature2DTrackerConfig *params) |
| Initializes dwFeature2DTracker parameters with default values. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initDefaultParamsForCamera (dwFeature2DTrackerConfig *params, const dwTransformation3f *cameraToRig, dwConstCameraModelHandle_t cameraHandle) |
| Initializes dwFeature2DTracker parameters with values best suited for the given camera using camera extrinsic (dwTransformation3f* cameraToRig) and camera intrinsic (dwConstCameraModelHandle_t cameraHandle) More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initDefaultParamsForCameraNew (dwFeature2DTrackerConfigNew *params, const dwTransformation3f *cameraToRig, dwConstCameraModelHandle_t cameraHandle) |
| Initializes dwFeature2DTracker parameters with values best suited for the given camera using camera extrinsic (dwTransformation3f* cameraToRig) and camera intrinsic (dwConstCameraModelHandle_t cameraHandle) More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initDefaultParamsNew (dwFeature2DTrackerConfigNew *params) |
| Initializes dwFeature2DTracker parameters with default values. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initialize (dwFeature2DTrackerHandle_t *obj, const dwFeature2DTrackerConfig *config, cudaStream_t cudaStream, dwContextHandle_t context) |
| Creates and initializes a feature tracker. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_initializeNew (dwFeature2DTrackerHandle_t *obj, const dwFeature2DTrackerConfigNew *config, cudaStream_t cudaStream, dwContextHandle_t context) |
| Creates and initializes a feature tracker. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_release (dwFeature2DTrackerHandle_t obj) |
| Releases the feature tracker. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_reset (dwFeature2DTrackerHandle_t obj) |
| Resets a feature tracker. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_setCUDAStream (cudaStream_t stream, dwFeature2DTrackerHandle_t obj) |
| Sets the CUDA stream for CUDA related operations. More... | |
| DW_API_PUBLIC dwStatus | dwFeature2DTracker_trackFeatures (dwFeatureHistoryArray *featureHistoryArray, dwFeatureArray *predictedFeatures, float32_t *d_normalizedCrossCorrelation, const dwFeatureArray *featuresToTrack, const dwVector2f *d_predictedPositions, const dwPyramidImage *previousPyramid, const dwPyramidImage *currentPyramid, dwFeature2DTrackerHandle_t obj) |
Tracks features and store the tracked results to predictedFeatures between the previous and current images. More... | |