HOGInit
Initializes the HOG context structure.
Syntax
IppStatus ippiHOGInit(const IppiHOGConfig*
pConfig
, IppiHOGSpec*
pHOGSpec
);
Include Files
ippi.h
Domain Dependencies
Headers:
ippcore.h
,
ippvm.h
,
ipps.h
Libraries:
ippcore.lib
,
ippvm.lib
,
ipps.lib
Parameters
- pConfig
- Pointer to the HOG context structure.
- pHOGSpec
- Pointer to the HOG context structure.
Description
This function checks the parameters of the HOG configuration and initializes the HOG context structure.
For an example on how to use this function, refer to the example provided with the HOG function description.
Return Values
- ippStsNoErr
- Indicates no error. Any other value indicates an error or a warning.
- ippStsNullPtrErr
- Indicates an error when one of the specified pointers isNULL.
- ippStsSizeErr
- Indicates an error when one of thewinSizefields in thepConfigparameter has a zero or negative value.
- ippStsNotSupportedModeErr
- Indicates an error in HOG configuration:
- cellSizeis less than 2, or more thanIPP_HOG_MAX_CELL
- cellSizeis more thanblockSize, orblockSizeis more thanIPP_HOG_MAX_BLOCK
- blockSizeis not a multiple ofcellSize
- Block does not have 2x2 cell geometry
- blockStrideis not a multiple ofcellSize
- Detection window size is not a multiple ofblockStride
- nbinsis less than 2, or more thanIPP_HOG_MAX_BINS
- sigmaorthresholdvalue is less than, or equal to zero