OpenCV: core/include/opencv2/core/hal/interface.h File Reference

| OpenCV 3.4.2 Open Source Computer Vision

interface.h File Reference
`#include <cstddef>`
`#include <stdint.h>`

## Macros
Return codes
#define | CV_HAL_ERROR_OK 0
#define | CV_HAL_ERROR_NOT_IMPLEMENTED 1
#define | CV_HAL_ERROR_UNKNOWN -1
Comparison operation
See also cv::CmpTypes
#define | CV_HAL_CMP_EQ 0
#define | CV_HAL_CMP_GT 1
#define | CV_HAL_CMP_GE 2
#define | CV_HAL_CMP_LT 3
#define | CV_HAL_CMP_LE 4
#define | CV_HAL_CMP_NE 5
Border processing modes
See also cv::BorderTypes
#define | CV_HAL_BORDER_CONSTANT 0
#define | CV_HAL_BORDER_REPLICATE 1
#define | CV_HAL_BORDER_REFLECT 2
#define | CV_HAL_BORDER_WRAP 3
#define | CV_HAL_BORDER_REFLECT_101 4
#define | CV_HAL_BORDER_TRANSPARENT 5
#define | CV_HAL_BORDER_ISOLATED 16
DFT flags
#define | CV_HAL_DFT_INVERSE 1
#define | CV_HAL_DFT_SCALE 2
#define | CV_HAL_DFT_ROWS 4
#define | CV_HAL_DFT_COMPLEX_OUTPUT 16
#define | CV_HAL_DFT_REAL_OUTPUT 32
#define | CV_HAL_DFT_TWO_STAGE 64
#define | CV_HAL_DFT_STAGE_COLS 128
#define | CV_HAL_DFT_IS_CONTINUOUS 512
#define | CV_HAL_DFT_IS_INPLACE 1024
SVD flags
#define | CV_HAL_SVD_NO_UV 1
#define | CV_HAL_SVD_SHORT_UV 2
#define | CV_HAL_SVD_MODIFY_A 4
#define | CV_HAL_SVD_FULL_UV 8
Gemm flags
#define | CV_HAL_GEMM_1_T 1
#define | CV_HAL_GEMM_2_T 2
#define | CV_HAL_GEMM_3_T 4

## Data types
primitive types schar - signed 1 byte integer uchar - unsigned 1 byte integer short - signed 2 byte integer ushort - unsigned 2 byte integer int - signed 4 byte integer uint - unsigned 4 byte integer int64 - signed 8 byte integer uint64 - unsigned 8 byte integer
#define | CV_BIG_INT(n) n##LL
#define | CV_BIG_UINT(n) n##ULL
#define | CV_CN_MAX 512
#define | CV_CN_SHIFT 3
#define | CV_DEPTH_MAX (1 << CV_CN_SHIFT)
#define | CV_8U 0
#define | CV_8S 1
#define | CV_16U 2
#define | CV_16S 3
#define | CV_32S 4
#define | CV_32F 5
#define | CV_64F 6
#define | CV_USRTYPE1 7
#define | CV_MAT_DEPTH_MASK (CV_DEPTH_MAX - 1)
#define | CV_MAT_DEPTH(flags) ((flags) & CV_MAT_DEPTH_MASK)
#define | CV_MAKETYPE(depth, cn) (CV_MAT_DEPTH(depth) + (((cn)-1) << CV_CN_SHIFT))
#define | CV_MAKE_TYPE CV_MAKETYPE
#define | CV_8UC1 CV_MAKETYPE(CV_8U,1)
#define | CV_8UC2 CV_MAKETYPE(CV_8U,2)
#define | CV_8UC3 CV_MAKETYPE(CV_8U,3)
#define | CV_8UC4 CV_MAKETYPE(CV_8U,4)
#define | CV_8UC(n) CV_MAKETYPE(CV_8U,(n))
#define | CV_8SC1 CV_MAKETYPE(CV_8S,1)
#define | CV_8SC2 CV_MAKETYPE(CV_8S,2)
#define | CV_8SC3 CV_MAKETYPE(CV_8S,3)
#define | CV_8SC4 CV_MAKETYPE(CV_8S,4)
#define | CV_8SC(n) CV_MAKETYPE(CV_8S,(n))
#define | CV_16UC1 CV_MAKETYPE(CV_16U,1)
#define | CV_16UC2 CV_MAKETYPE(CV_16U,2)
#define | CV_16UC3 CV_MAKETYPE(CV_16U,3)
#define | CV_16UC4 CV_MAKETYPE(CV_16U,4)
#define | CV_16UC(n) CV_MAKETYPE(CV_16U,(n))
#define | CV_16SC1 CV_MAKETYPE(CV_16S,1)
#define | CV_16SC2 CV_MAKETYPE(CV_16S,2)
#define | CV_16SC3 CV_MAKETYPE(CV_16S,3)
#define | CV_16SC4 CV_MAKETYPE(CV_16S,4)
#define | CV_16SC(n) CV_MAKETYPE(CV_16S,(n))
#define | CV_32SC1 CV_MAKETYPE(CV_32S,1)
#define | CV_32SC2 CV_MAKETYPE(CV_32S,2)
#define | CV_32SC3 CV_MAKETYPE(CV_32S,3)
#define | CV_32SC4 CV_MAKETYPE(CV_32S,4)
#define | CV_32SC(n) CV_MAKETYPE(CV_32S,(n))
#define | CV_32FC1 CV_MAKETYPE(CV_32F,1)
#define | CV_32FC2 CV_MAKETYPE(CV_32F,2)
#define | CV_32FC3 CV_MAKETYPE(CV_32F,3)
#define | CV_32FC4 CV_MAKETYPE(CV_32F,4)
#define | CV_32FC(n) CV_MAKETYPE(CV_32F,(n))
#define | CV_64FC1 CV_MAKETYPE(CV_64F,1)
#define | CV_64FC2 CV_MAKETYPE(CV_64F,2)
#define | CV_64FC3 CV_MAKETYPE(CV_64F,3)
#define | CV_64FC4 CV_MAKETYPE(CV_64F,4)
#define | CV_64FC(n) CV_MAKETYPE(CV_64F,(n))
typedef uint32_t | uint
typedef signed char | schar
typedef unsigned char | uchar
typedef unsigned short | ushort
typedef int64_t | int64
typedef uint64_t | uint64