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PHP Imagick setImageType () function

Syntax:
bool Imagick::setImageType (int $image_type)
Parameters:This function takes one parameter, $image_type,which contains a value of type integer, matches one of IMGTYPE constants . We can also pass a constant directly like setImageType (imagick::IMGTYPE_GRAYSCALE);,All IMGTYPE constants are listed below:
  • imagick::IMGTYPE_UNDEFINED (0)
  • imagick::IMGTYPE_BILEVEL (1)
  • imagick::IMGTYPE_GRAYSCALE (2)
  • imagick::IMGTYPE_GRAYSCALEMATTE (3)
  • imagick::IMGTYPE_PALETTE (4)
  • imagick::IMGTYPE_PALETTEMATTE (5)
  • imagick::IMGTYPE_TRUECOLOR (6)
  • imagick::IMGTYPE_TRUECOLORMATTE ( 7)
  • imagick::IMGTYPE_COLORSEPARATION (8)
  • imagick::IMGTYPE_COLORSEPARATIONMATTE (9)
  • imagick::IMGTYPE_OPTIMIZE (10)
Return Value:This function returns TRUE on success.The following programs illustrate the Imagick::setImageType()function in PHP:Program 1: & lt;? php  
// Create a new imagick object $imagick = new Imagick ( https://media.engineerforengineer.org/wp-content/uploads/engineerforengineer-13.png );  
// Set the image type to imagick::IMGTYPE_GRAYSCALEMATTE $imagick -> setImageType (3);  
// Show image header ( "Content-Type: image / png" ); echo $imagick -> getImageBlob(); ?>
Output: Program 2: < tbody>  
// Create a new imagick object $imagick = new Imagick ( https://media.engineerforengineer.org/ wp-content / uploads / engineerforengineer-13.png );  
// Set the image type to imagick::IMGTYPE_BILEVEL $imagick -> setImageType (1);  
// Show image header ( "Content-Type: image / png" ); echo $imagick -> getImageBlob(); ?>
Output: Link : https://www.php.net/manual/en/imagick.setimagetype.php

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