ImgFindBorderChangeTop

Prototype

intTopBorderPosition:=ImgFindBorderChangeTop(intImageHandle, floatMinChangePecentage, floatMaxBorderSize, boolDarkToLight)

Description

Finds the position of the top border examining the change in brightness.

Parameters

intImageHandle: integer value corresponding to the image handle.

floatMinChangePercentage: the minimum change percentage of brighness in the border column.

floatMaxBorderSize: the maximum border size, in inches

boolDarkToLight: flag selecting if the border change to find is dark to light or vice-versa

Returned value

intTopBorderPosition: position of the left border.

Notes

None.

Example

// Calculate border coordinates in the four sides of the page

Left:=ImgFindBorderChangeLeft( _CurrentImage, 70.0, 1.0, True );

Top:=ImgFindBorderChangeTop( _CurrentImage, 70.0, 1.0, True );

Right:=ImgFindBorderChangeRight( _CurrentImage, 70.0, 1.0, True );

Bottom:=ImgFindBorderChangeBottom( _CurrentImage, 70.0, 1.0, True );

// Clean the border

ImgCleanBorder( _CurrentImage, Left, Top, Right, Bottom );