/ 
Crypt-Image-v1.0.0
/ Crypt::Image::Util

NAME

Crypt::Image::Util - Helper for Crypt::Image module.

VERSION

Version v1.0.0

DESCRIPTION

Utility module for Crypt::Image. Methods can be accessed directly.

METHODS

cloneImage($image)

It clones the given $image (object of type GD::Image) and returns the clone of type GD::Image.

saveImage($file_name, $image, $type)

Saves the $image data as $file_name of the $type. The parameters are as below in sequence:

  • Filename with the complete path.

  • Object of type GD::Image for the image.

  • Type of the given image (png, gif or jpg).

moveDown($pixel, $number)

Moves the $pixel down by $number.

moveUp($pixel, $number)

Moves the $pixel up by $number.

getColor($r, $g, $b)

Returns the color index for the given <$r>, $g and $b.

splitInTwo($point)

It splits the $point into X, Y coordinates and returns an object of type Crypt::Image::Axis.

splitInThree($point)

It splits the $point into X, Y, Z coordinates and returns an object of type Crypt::Image::Axis.

differenceInAxis($key_image, $new_image, $x, $y)

It returns the absolute difference in the R, G and B of the $key_image and cloned images at $x and $y coordinates. The parameters are listed below in sequence:

  • Object of type GD::Image for key image.

  • Object of type GD::Image for new image.

  • X coordinate.

  • Y coordinate.

getPixelColorRGB($image, $x, $y)

Returns the R, G, B of the $image at the $x, $y coordinates. Parameters are listed below in sequence:

  • Object of type GD::Image for the image.

  • X coordinate.

  • Y coordinate.

AUTHOR

Mohammad Sajid Anwar, <mohammad.anwar at yahoo.com>

REPOSITORY

https://github.com/manwar/Crypt-Image

BUGS

Please report any bugs / feature requests through the web interface at https://github.com/manwar/Crypt-Image/issues. I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.

SUPPORT

You can find documentation for this module with the perldoc command.

perldoc Crypt::Image::Util

You can also look for information at:

LICENSE AND COPYRIGHT

Copyright (C) 2011 - 2026 Mohammad Sajid Anwar.

This program is free software; you can redistribute it and/or modify it under the terms of the Artistic License (2.0).