IIXC_Page::FilterNoise Method
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| − | The method | + | The method applies Noise filter to the image page or its specified area. |
== Syntax == | == Syntax == | ||
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== Parameters == | == Parameters == | ||
;pRect | ;pRect | ||
| − | :[in] Pointer to RECT. | + | :[in] Pointer to the RECT structure which defines the rectangular area where the function should be applied. If this parameter is NULL, the entire page will be processed. |
| + | {{note|Please note that partial processing of an area of a page is not supported for all image formats. For example, it is not supported for indexed images, because each pixel in such images contains not a color, but an index into a color table (palette) which is common for the entire page}} | ||
;nLevel | ;nLevel | ||
| − | :[in] | + | :[in] Specifies noise level. |
;nFlags | ;nFlags | ||
| − | :[in] | + | :[in] Specifies the type of the filter. Could be one of the following [[PXV:IXC_NoiseType|IXC_NoiseType]]. |
== Return Value == | == Return Value == | ||
| Line 24: | Line 25: | ||
== See Also == | == See Also == | ||
| − | + | :[[PXV:IIXC_Page|IIXC_Page]]. | |
| + | :[[PXV:IIXC_Page_FilterMedian|IIXC_Page::FilterMedian]] | ||
| + | :[[PXV:IIXC_Page_FilterMosaic|IIXC_Page::FilterMosaic]] | ||
| + | :[[PXV:IIXC_Page_StdMatrixFilter|IIXC_Page::StdMatrixFilter]] | ||
| + | :[[PXV:IXC_NoiseType|IXC_NoiseType]] | ||
Revision as of 05:49, 30 April 2015
The method applies Noise filter to the image page or its specified area.
Contents
Syntax
HRESULT FilterNoise([in] RECT* pRect,
[in] ULONG nLevel,
[in] ULONG nFlags);
Parameters
- pRect
- [in] Pointer to the RECT structure which defines the rectangular area where the function should be applied. If this parameter is NULL, the entire page will be processed.
Note:
Please note that partial processing of an area of a page is not supported for all image formats. For example, it is not supported for indexed images, because each pixel in such images contains not a color, but an index into a color table (palette) which is common for the entire page- nLevel
- [in] Specifies noise level.
- nFlags
- [in] Specifies the type of the filter. Could be one of the following IXC_NoiseType.
Return Value
Returns S_OK if operation was successful or error code in other cases.
