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PHP Imagick remapImage () function

Syntax:
bool Imagick::remapImage (Imagick $replacement, int  $dither)
Parameters:This function takes two parameters as above and described below:
  • $replace: specifies an Imagick object containing replacement colors.
  • $dither:specifies an integer value that matches one of DITHERMETHOD constants . You can also pass a constant directly like remapImage ($replace, imagick::DITHERMETHOD_RIEMERSMA);,
A list of all DITHERMETHOD constants is given below:
  • imagick::DITHERMETHOD_UNDEFINED (0)
  • imagick::DITHERMETHOD_NO (1)
  • imagick::DITHERMETHOD_RIEMERSMA (2)
  • imagick::DITHERMETHOD_FLOYDSTEINBERG (3)
Return Value:This function returns TRUE on success.Exceptions:this the function throws an ImagickException on error.The following programs illustrate the Imagick::remapImage() functionin PHP:Program 1:  
// Create a new Imagick object $imagick = new Imagick ( https://media.engineerforengineer .org / wp-content / uploads / engineerforengineer-13.png );  
// Create another Imagick object $replacement = new Imagick ( https://media.engineerforengineer.org/wp-content/uploads/20191130231936/areplace.png );  
// reassign image $imagick -> remapImage ( $replacement , imagick::DITHERMETHOD_RIEMERSMA);  
// Show image header ( "Content-Type: image / png" ); echo $imagick -> getImageBlob(); ?>
Output: Program 2:  
// Create new Imagick object $imagick = new Imagick ( https://media.engineerforengineer.org/wp-content/uploads/20190918234528/colorize1.png );  
// Create another Imagick object $replacement = new Imagick ( https://media.engineerforengineer.org/wp-content/uploads/20191130231936/areplace.png );  
// reassign image $imagick -> remapImage ( $replacement , imagick::DITHERMETHOD_FLOYDSTEINBERG);  
// Show image header ( "Content-Type: image / png" ); echo $imagick -> getImageBlob(); ?>
Output: Link: https://www.php.net/manual/en/imagick.remapimage.php

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