ImgAddXor

Prototype

ImgAddXor (intDestinationImageHandle,intSourceImageHandle)

Description

Copies the source image into destination image, overwriting its preceding content and applying logical "XOR" operation between each bit of source and of destination. Source and destination handles must refers to images that have the same size and same bits per pixel.

Parameters

intDestinationImageHandle: integer value corresponding to the destination image handle.

intSourceImageHandle: integer value corresponding to the source image handle.

Returned value

None.

Example

// =================================================

// This example shows pixels removed after despeckle

// =================================================

// Creates a copy of current image

DifferenceImage:= ImgCopy(_CurrentImage,0,0,0,0);

// Despeckle current image

ImgDespeckle(_CurrentImage);

// Copy current despeckled image in original image using "XOR" operation

ImgAddXor(DifferenceImage,_CurrentImage);

// Show the resulting image featuring changed pixels

ImgShow(DifferenceImage);

// Delete the image copy

ImgDelete(DifferenceImage);