CorrectSkew Method of the ImageDocument Object

CorrectSkew method of the ImageDocument Object in the ABBYY FineReader Engine API — Corrects image skew for angles up to 20 degrees; all blocks must be removed from the page layout before calling.

This method corrects the image skew. Skew can be corrected only for angles not greater than 20 degrees.

All blocks must be removed from page layout before this method call. Call the ILayoutBlocks::DeleteAll method for ILayout::Blocks and ILayout::BlackSeparators , and ILayout::VisualBlocks (Win) collections of the corresponding layout.

Syntax

C++

HRESULT CorrectSkew();

C#

void CorrectSkew();

Visual Basic .NET

Sub CorrectSkew()

Return values

This method has no specific return values. It returns the standard return values of ABBYY FineReader Engine functions.

Remarks

You can also correct image skew during preprocessing by using the CorrectSkew property of the PagePreprocessingParams object.

See also

ImageDocument

PagePreprocessingParams