Types.h

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#ifndef NV_VPI_TYPES_H
#define NV_VPI_TYPES_H
 
#include "ImageFormat.h"
#include "PixelFormat.h"
#include "Status.h"
 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum
{
    VPI_BACKEND_CPU     = (1u << 0), 
    VPI_BACKEND_CUDA    = (1u << 1), 
    VPI_BACKEND_PVA     = (1u << 2), 
    VPI_BACKEND_VIC     = (1u << 3), 
    VPI_BACKEND_INVALID = 0xFFFFFFFF 
} VPIBackend;
 
#define VPI_BACKEND_ALL (VPI_BACKEND_CPU | VPI_BACKEND_CUDA | VPI_BACKEND_PVA | VPI_BACKEND_VIC) 
#define VPI_FLAG_ALL ((1ULL << 32) - 1)
 
typedef void (*VPIParallelTask)(int taskId, int threadId, void *vpiData);
 
typedef void (*VPIParallelForCallback)(VPIParallelTask task, int taskCount, void *vpiData, void *userData);
 
typedef struct
{
    int maxThreads;
 
    VPIParallelForCallback callback;
 
    void *userData;
} VPIParallelForConfig;
 
typedef void *VPINativeThreadHandle;
 
typedef struct VPIArrayImpl *VPIArray;
 
typedef struct VPIContextImpl *VPIContext;
 
typedef struct VPIEventImpl *VPIEvent;
 
typedef struct VPIStreamImpl *VPIStream;
 
typedef struct VPIImageImpl *VPIImage;
 
typedef struct VPIPyramidImpl *VPIPyramid;
 
typedef struct VPIPayloadImpl *VPIPayload;
 
typedef enum
{
    VPI_BOUNDARY_COND_ZERO, 
    VPI_BOUNDARY_COND_CLAMP 
} VPIBoundaryCond;
 
typedef enum
{
    VPI_ARRAY_TYPE_INVALID = 0,              
    VPI_ARRAY_TYPE_S8,                       
    VPI_ARRAY_TYPE_U8,                       
    VPI_ARRAY_TYPE_S16,                      
    VPI_ARRAY_TYPE_U16,                      
    VPI_ARRAY_TYPE_U32,                      
    VPI_ARRAY_TYPE_KEYPOINT,                 
    VPI_ARRAY_TYPE_HOMOGRAPHY_TRANSFORM_2D,  
    VPI_ARRAY_TYPE_KLT_TRACKED_BOUNDING_BOX, 
} VPIArrayType;
 
typedef enum
{
    VPI_INTERP_NEAREST,
 
    VPI_INTERP_LINEAR_PRECISE,
 
    VPI_INTERP_LINEAR_FAST,
 
    VPI_INTERP_LINEAR = VPI_INTERP_LINEAR_FAST,
 
    VPI_INTERP_CATMULL_ROM_PRECISE,
 
    VPI_INTERP_CATMULL_ROM_FAST,
 
    VPI_INTERP_CATMULL_ROM = VPI_INTERP_CATMULL_ROM_FAST
} VPIInterpolationType;
 
typedef enum
{
    VPI_CONVERSION_INVALID = 0,
 
    VPI_CONVERSION_CAST,
 
    VPI_CONVERSION_CLAMP
} VPIConversionPolicy;
 
typedef struct
{
    float x, 
        y;   
} VPIKeypoint;
 
typedef struct
{
    float mat3[3][3]; 
} VPIHomographyTransform2D;
 
typedef struct
{
    VPIHomographyTransform2D xform; 
    float width,                    
        height;                     
} VPIBoundingBox;
 
typedef struct
{
    VPIBoundingBox bbox;
 
    uint8_t trackingStatus;
 
    uint8_t templateStatus;
 
    uint8_t reserved1, reserved2;
} VPIKLTTrackedBoundingBox;
 
typedef enum
{
    VPI_LOCK_READ = 1,
 
    VPI_LOCK_WRITE = 2,
 
    VPI_LOCK_READ_WRITE = 3
} VPILockMode;
 
typedef float VPICameraIntrinsic[2][3];
 
typedef float VPICameraExtrinsic[3][4];
 
typedef float VPIPerspectiveTransform[3][3];
 
#ifdef __cplusplus
}
#endif
 
#endif // NV_VPI_TYPES_H