IIXC_Page::FilterNoise Method

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;pRect
 
;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.
 
:[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}}
+
{{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 pixels in such images do not contain a color, but an index into a color table (or palette) which is common for the entire page}}
 
;nLevel
 
;nLevel
 
:[in]  Specifies noise level.
 
:[in]  Specifies noise level.

Revision as of 12:27, 17 May 2015


The method applies Noise filter to the image page or its specified area.

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 pixels in such images do not contain a color, but an index into a color table (or 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.

See Also

IIXC_Page.
IIXC_Page::FilterMedian
IIXC_Page::FilterMosaic
IIXC_Page::StdMatrixFilter
IXC_NoiseType