Types.h

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#ifndef NV_VPI_TYPES_H
#define NV_VPI_TYPES_H
 
#include "ImageFormat.h"
#include "Interpolation.h"
#include "PixelType.h"
#include "Status.h"
#include "Version.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_NVENC   = (1u << 4), 
    VPI_BACKEND_INVALID = 0x7FFFFFFF 
} VPIBackend;
 
#define VPI_BACKEND_TEGRA (VPI_BACKEND_PVA | VPI_BACKEND_VIC | VPI_BACKEND_NVENC)
 
#define VPI_BACKEND_ALL (VPI_BACKEND_CPU | VPI_BACKEND_CUDA | VPI_BACKEND_PVA | VPI_BACKEND_VIC | VPI_BACKEND_NVENC)
 
#define VPI_FLAG_ALL ((1ULL << 32) - 1)
 
#define VPI_EXCLUSIVE_STREAM_ACCESS (1u << 30)
 
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_BORDER_ZERO,          
    VPI_BORDER_CLAMP,         
    VPI_BORDER_REFLECT,       
    VPI_BORDER_MIRROR,        
    VPI_BORDER_INVALID = 255, 
} VPIBorderExtension;
 
typedef enum
{
    VPI_CONVERSION_CLAMP = 0,
 
    VPI_CONVERSION_CAST,
 
    VPI_CONVERSION_INVALID = 255,
} 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;
 
    int8_t trackingStatus;
 
    int8_t templateStatus;
 
    uint8_t reserved1, reserved2;
} VPIKLTTrackedBoundingBox;
 
typedef enum
{
    VPI_OPTICAL_FLOW_QUALITY_LOW,
 
    VPI_OPTICAL_FLOW_QUALITY_MEDIUM,
 
    VPI_OPTICAL_FLOW_QUALITY_HIGH
} VPIOpticalFlowQuality;
 
typedef enum
{
    VPI_LOCK_READ = 1,
 
    VPI_LOCK_WRITE = 2,
 
    VPI_LOCK_READ_WRITE = 3
} VPILockMode;
 
#define VPI_TERMINATION_CRITERIA_ITERATIONS (1u << 0) 
#define VPI_TERMINATION_CRITERIA_EPSILON (1u << 1)    
typedef float VPICameraIntrinsic[2][3];
 
typedef float VPICameraExtrinsic[3][4];
 
typedef float VPIPerspectiveTransform[3][3];
 
typedef enum
{
 
    VPI_EVENT_STATE_NOT_SIGNALED,
 
    VPI_EVENT_STATE_SIGNALED
 
} VPIEventState;
 
#ifdef __cplusplus
}
#endif
 
#endif /* NV_VPI_TYPES_H */