VPI - Vision Programming Interface

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HarrisCorners.h
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49 
56 #ifndef NV_VPI_ALGORITHMS_HARRIS_CORNERS_H
57 #define NV_VPI_ALGORITHMS_HARRIS_CORNERS_H
58 
59 #include "../Export.h"
60 #include "../Status.h"
61 #include "../Types.h"
62 
63 #include <stdint.h>
64 
65 #ifdef __cplusplus
66 extern "C" {
67 #endif
68 
79 typedef struct
80 {
82  int32_t gradientSize;
83 
85  int32_t blockSize;
86 
89 
91  float sensitivity;
92 
96 
107 VPI_PUBLIC VPIStatus vpiCreateHarrisCornerDetector(uint32_t backends, int32_t inputWidth, int32_t inputHeight,
108  VPIPayload *payload);
109 
132 VPI_PUBLIC VPIStatus vpiSubmitHarrisCornerDetector(VPIStream stream, uint32_t backend, VPIPayload payload,
133  VPIImage input, VPIArray outFeatures, VPIArray outScores,
134  const VPIHarrisCornerDetectorParams *params);
135 
138 #ifdef __cplusplus
139 }
140 #endif
141 
142 #endif /* NV_VPI_ALGORITHMS_HARRIS_CORNERS_H */
struct VPIArrayImpl * VPIArray
A handle to an array.
Definition: Types.h:173
int32_t gradientSize
Gradient window size.
Definition: HarrisCorners.h:82
int32_t blockSize
Block window size used to compute the Harris Corner score.
Definition: HarrisCorners.h:85
float strengthThresh
Specifies the minimum threshold with which to eliminate Harris Corner scores.
Definition: HarrisCorners.h:88
float minNMSDistance
Non-maximum suppression radius, set to 0 to disable it.
Definition: HarrisCorners.h:94
float sensitivity
Specifies sensitivity threshold from the Harris-Stephens equation.
Definition: HarrisCorners.h:91
VPIStatus vpiCreateHarrisCornerDetector(uint32_t backends, int32_t inputWidth, int32_t inputHeight, VPIPayload *payload)
Creates a Harris Corner Detector payload.
VPIStatus vpiSubmitHarrisCornerDetector(VPIStream stream, uint32_t backend, VPIPayload payload, VPIImage input, VPIArray outFeatures, VPIArray outScores, const VPIHarrisCornerDetectorParams *params)
Submits Harris Corner Detector operation to the stream associated with the payload.
Structure that defines the parameters for vpiSubmitHarrisCornerDetector.
Definition: HarrisCorners.h:80
struct VPIImageImpl * VPIImage
A handle to an image.
Definition: Types.h:197
struct VPIPayloadImpl * VPIPayload
A handle to an algorithm payload.
Definition: Types.h:209
VPIStatus
Status codes.
Definition: Status.h:81
struct VPIStreamImpl * VPIStream
A handle to a stream.
Definition: Types.h:191