PHP | Gmagick getimagetype() Function

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The Gmagick::getimagetype() function is an inbuilt function in PHP which is used to get the image type.

Syntax:

int Gmagick::getimagetype( void )

Parameters: This function doesn’t accept any parameters.

Return Value: This function returns an integer value corresponding to one of the IMGTYPE constants.
All the IMGTYPE constants are listed below:

gmagick::IMGTYPE_UNDEFINED (0)
gmagick::IMGTYPE_BILEVEL (1)
gmagick::IMGTYPE_GRAYSCALE (2)
gmagick::IMGTYPE_GRAYSCALEMATTE (3)
gmagick::IMGTYPE_PALETTE (4)
gmagick::IMGTYPE_PALETTEMATTE (5)
gmagick::IMGTYPE_TRUECOLOR (6)
gmagick::IMGTYPE_TRUECOLORMATTE (7)
gmagick::IMGTYPE_COLORSEPARATION (8)
gmagick::IMGTYPE_COLORSEPARATIONMATTE (9)
gmagick::IMGTYPE_OPTIMIZE (10)

Exceptions: This function throws GmagickException on error.

Below given programs illustrate the Gmagick::getimagetype() function in PHP:

Used Image:

Program 1:

<?php 
  
// Create a new  Gmagick object 
$gmagick = new Gmagick('zambiatek.png'); 
  
// Use getimagetype function 
$res = $gmagick->getimagetype(); 
echo $res; 
?> 

Output:

6 // Which corresponds to gmagick::IMGTYPE_TRUECOLOR.

Program 2:

<?php 
  
// Create a new  Gmagick object 
$gmagick = new Gmagick('zambiatek.png'); 
  
// Set the Image Type  
$gmagick->setImageType(Gmagick::IMGTYPE_PALETTE);  
  
// Use getimagetype function 
$res = $gmagick->getimagetype(); 
echo $res; 
?> 

Output:

Reference: https://www.php.net/manual/en/gmagick.getimagetype.php

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