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PHP | Imagick getImageUnits() Function

  • Last Updated : 03 Mar, 2021

The Imagick::getImageUnits() function is an inbuilt function in PHP which is used to get the units of resolution of a particular image. 

int Imagick::getImageUnits( void )

Parameters: This function does not accepts any parameter.
Return Value: This function returns an integer of the image units of resolution.
Below programs illustrate the Imagick::getImageUnits() function in PHP: 
Program 1: 
Original Image: 



// PHP program to illustrate getimageunits function
$image = new Imagick(
// Use getImageUnits Function
$unit = $image->getImageUnits();
// Display the output
echo "</br>units = ";


Units = 2

Program 2:



$string = "Computer Science portal for Geeks!";
// creating new image of above String
// and add color and background
$im = new Imagick();
$draw = new ImagickDraw();
// Fill the color in image
$draw->setFillColor(new ImagickPixel('green'));
// Set the text font size
$metrix = $im->queryFontMetrics($draw, $string);
$draw->annotation(0, 40, $string);
$im->newImage($metrix['textWidth'], $metrix['textHeight'],
         new ImagickPixel('white'));
// Draw the image         
// Imagick function to gets
// units of created image
$res= $im->getImageUnits();
// Display the units of image
echo "Units =  ";


Units = 0


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