ResizeFilterInit
Initializes the state structure for the resize filter.
Syntax
IppStatus ippiResizeFilterInit_8u_C1R(IppiResizeFilterState*
pState
, IppiSize
srcRoiSize
, IppiSize
dstRoiSize
, IppiResizeFilterType
filter
);
Include Files
ippi.h
Domain Dependencies
Headers:
ippcore.h
,
ippvm.h
,
ipps.h
Libraries:
ippcore.lib
,
ippvm.lib
,
ipps.lib
Parameters
- pState
- Pointer to the state structure for resize filter.
- srcRoiSize
- Size of the source image ROI in pixels.
- dstRoiSize
- Size of the destination image ROI in pixels.
- filter
- Type of filter used in resizing; possible values:ippResizeFilterHann,ippResizeFilterLanczos
Description
This function operates with ROI (see ROI Processing in Geometric Transforms).
This function initializes the state structure
pState
for the resizing filter used by the function ippiResizeFilter
. The size of the structure must be computed by the function ippiResizeFilterGetSize
beforehand. The type of filter is specified by the parameter filter
and it must be the same as in the function ippiResizeFilterGetSize
.Return Values
- ippStsNoErr
- Indicates no error. Any other value indicates an error.
- ippStsNullPtrErr
- Indicates an error condition if thepStatepointer isNULL.
- ippStsSizeErr
- Indicates an error condition ifsrcRoiSizeordstRoiSizehas a field with zero or negative value.
- ippStsNotSupportedModeErr
- Indicates an error condition iffilterhas an invalid value.