OpenCV
4.8.0
Open Source Computer Vision
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Classes | |
struct | cvhalKeyPoint |
Functions | |
int | hal_ni_FAST (const uchar *src_data, size_t src_step, int width, int height, uchar *keypoints_data, size_t *keypoints_count, int threshold, bool nonmax_suppression, int type) |
Detects corners using the FAST algorithm. More... | |
int | hal_ni_FAST_dense (const uchar *src_data, size_t src_step, uchar *dst_data, size_t dst_step, int width, int height, cv::FastFeatureDetector::DetectorType type) |
Detects corners using the FAST algorithm, returns mask. More... | |
int | hal_ni_FAST_NMS (const uchar *src_data, size_t src_step, uchar *dst_data, size_t dst_step, int width, int height) |
Non-maximum suppression for FAST_9_16. More... | |
Fast feature detector types | |
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#define | CV_HAL_TYPE_5_8 0 |
#define | CV_HAL_TYPE_7_12 1 |
#define | CV_HAL_TYPE_9_16 2 |
#define CV_HAL_TYPE_5_8 0 |
#include <opencv2/features2d/hal/interface.h>
#define CV_HAL_TYPE_7_12 1 |
#include <opencv2/features2d/hal/interface.h>
#define CV_HAL_TYPE_9_16 2 |
#include <opencv2/features2d/hal/interface.h>
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inline |
#include <features2d/src/hal_replacement.hpp>
Detects corners using the FAST algorithm.
src_data,src_step | Source image |
width,height | Source image dimensions |
keypoints_data | Pointer to keypoints |
keypoints_count | Count of keypoints |
threshold | Threshold for keypoint |
nonmax_suppression | Indicates if make nonmaxima suppression or not. |
type | FAST type |
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inline |
#include <features2d/src/hal_replacement.hpp>
Detects corners using the FAST algorithm, returns mask.
src_data,src_step | Source image |
dst_data,dst_step | Destination mask |
width,height | Source image dimensions |
type | FAST type |
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inline |
#include <features2d/src/hal_replacement.hpp>
Non-maximum suppression for FAST_9_16.
src_data,src_step | Source mask |
dst_data,dst_step | Destination mask after NMS |
width,height | Source mask dimensions |