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PHP | ImagickPixel getColor() Function

  • Last Updated : 30 Dec, 2019

The ImagickPixel::getColor() function is an inbuilt function in PHP which is used to get the color described by the ImagickPixel object, as an array. If the color has an opacity channel set, this is provided as a fourth value in the list. Keys of the array are r is (red), b is (blue), g is (green) and a is (alpha/opacity).

Syntax:

array ImagickPixel::getColor( int $normalized )

Parameters: This function accepts a single parameter $normalized which tells whether to normalize the values or not.

Return Value: This function returns TRUE on success.

Exceptions: This function throws ImagickException on error.



Below given programs illustrate the ImagickPixel::getColor() function in PHP:

Program 1:




<?php
  
// Create a new imagickPixel object
$imagickPixel = new ImagickPixel(); 
  
// Get the color
$color = $imagickPixel->getColor();
  
// Print the color
print("<pre>".print_r($color, true)."</pre>");
?>

Output:

Array       // which is the default value
(
    [r] => 0
    [g] => 0
    [b] => 0
    [a] => 1
)

Program 2:




<?php
  
// Create a new imagickPixel object
// with a color
$imagickPixel = new ImagickPixel('#3539bd'); 
  
// Get the color
$color = $imagickPixel->getColor();
  
// Print the color
print("<pre>".print_r($color, true)."</pre>");
?>

Output:

Array
(
    [r] => 53
    [g] => 57
    [b] => 189
    [a] => 1
)

Program 3:




<?php
  
// Create a new imagickPixel object
$imagickPixel = new ImagickPixel(); 
  
// Set the color
$imagickPixel->setColor('#38d9d3');
  
// Get the color
$color = $imagickPixel->getColor();
  
// Print the color
print("<pre>".print_r($color, true)."</pre>");
?>

Output:

Array
(
    [r] => 56
    [g] => 217
    [b] => 211
    [a] => 1
)

Reference: https://www.php.net/manual/en/imagickpixel.getcolor.php




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