nvdsinfer.h

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2017-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: LicenseRef-NvidiaProprietary
 *
 * NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
 * property and proprietary rights in and to this material, related
 * documentation and any modifications thereto. Any use, reproduction,
 * disclosure or distribution of this material and related documentation
 * without an express license agreement from NVIDIA CORPORATION or
 * its affiliates is strictly prohibited.
 */
 
#ifndef _NVDSINFER_H_
#define _NVDSINFER_H_
 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#define NVDSINFER_MAX_DIMS 8
 
#define _DS_DEPRECATED_(STR) __attribute__ ((deprecated (STR)))
 
typedef struct
{
  unsigned int numDims;
  unsigned int d[NVDSINFER_MAX_DIMS];
  unsigned int numElements;
} NvDsInferDims;
 
typedef struct
{
  unsigned int c;
  unsigned int h;
  unsigned int w;
} NvDsInferDimsCHW;
 
typedef enum
{
  FLOAT = 0,
  HALF = 1,
  INT8 = 2,
  INT32 = 3,
  INT64 = 4,
  UINT8 = 5
} NvDsInferDataType;
 
typedef struct
{
  NvDsInferDataType dataType;
  union {
      NvDsInferDims inferDims;
      NvDsInferDims dims _DS_DEPRECATED_("dims is deprecated. Use inferDims instead");
  };
  int bindingIndex;
  const char* layerName;
  void *buffer;
  int isInput;
} NvDsInferLayerInfo;
 
typedef struct
{
  unsigned int width;
  unsigned int height;
  unsigned int channels;
} NvDsInferNetworkInfo;
 
#define getDimsCHWFromDims(dimsCHW,dims) \
  do { \
    (dimsCHW).c = (dims).d[0]; \
    (dimsCHW).h = (dims).d[1]; \
    (dimsCHW).w = (dims).d[2]; \
  } while (0)
 
#define getDimsHWCFromDims(dimsCHW,dims) \
  do { \
    (dimsCHW).h = (dims).d[0]; \
    (dimsCHW).w = (dims).d[1]; \
    (dimsCHW).c = (dims).d[2]; \
  } while (0)
 
typedef struct
{
  unsigned int classId;
 
  float left;
  float top;
  float width;
  float height;
 
  float detectionConfidence;
} NvDsInferObjectDetectionInfo;
 
typedef NvDsInferObjectDetectionInfo NvDsInferParseObjectInfo;
 
typedef struct
{
  unsigned int classId;
 
  float left;
  float top;
  float width;
  float height;
 
  float detectionConfidence;
 
  float *mask;
  unsigned int mask_width;
  unsigned int mask_height;
  unsigned int mask_size;
} NvDsInferInstanceMaskInfo;
 
typedef struct
{
    unsigned int attributeIndex;
    unsigned int attributeValue;
    float attributeConfidence;
    char *attributeLabel;
} NvDsInferAttribute;
 
typedef enum {
    NVDSINFER_SUCCESS = 0,
    NVDSINFER_CONFIG_FAILED,
    NVDSINFER_CUSTOM_LIB_FAILED,
    NVDSINFER_INVALID_PARAMS,
    NVDSINFER_OUTPUT_PARSING_FAILED,
    NVDSINFER_CUDA_ERROR,
    NVDSINFER_TENSORRT_ERROR,
    NVDSINFER_RESOURCE_ERROR,
    NVDSINFER_TRITON_ERROR,
    NVDSINFER_TRTIS_ERROR = NVDSINFER_TRITON_ERROR,
    NVDSINFER_MEM_ERROR,
    NVDSINFER_UNKNOWN_ERROR
} NvDsInferStatus;
 
typedef enum {
    NVDSINFER_LOG_ERROR = 0,
    NVDSINFER_LOG_WARNING,
    NVDSINFER_LOG_INFO,
    NVDSINFER_LOG_DEBUG,
} NvDsInferLogLevel;
 
const char* NvDsInferStatus2Str(NvDsInferStatus status);
 
#ifdef __cplusplus
}
#endif
 
/* C++ data types */
#ifdef __cplusplus
 
typedef enum
{
    kSELECTOR_MIN = 0,
    kSELECTOR_OPT,
    kSELECTOR_MAX,
    kSELECTOR_SIZE
} NvDsInferProfileSelector;
 
typedef struct
{
    int batchSize = 0;
    NvDsInferDims dims = {0};
} NvDsInferBatchDims;
 
struct NvDsInferBatchDimsLayerInfo : NvDsInferLayerInfo
{
    NvDsInferBatchDims profileDims[kSELECTOR_SIZE];
};
 
#endif
 
#endif