The Gmagick::getimageresolution() function is an inbuilt function in PHP which is used to get the resolution of an image object.
Syntax:
array Gmagick::getimageresolution( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns the resolution as an array.
Below program illustrates the Gmagick::getimageresolution() function in PHP:
Original Image 1:
Program 1:
<?php    // Create an Gmagick image object $gmagick = new Gmagick(    // Getting Resolution of created image // using getimageresolution function $res = $gmagick->getimageresolution(); echo "X = ".$res['x'] . "</br>"; echo "Y = ".$res['y'] ." </br>"; ?> |
Output:
X = 37.8 Y = 37.8
Original Image 2:
Program 2:
<?php   $string = "Computer Science portal for Geeks!";      // Creating new image of above String // and add color and background $im = new Gmagick(); $draw = new GmagickDraw();     // Fill the color in image $draw->setFillColor(new GmagickPixel('green'));     // Set the text font size $draw->setFontSize(50);     $metrix = $im->queryFontMetrics($draw, $string); $draw->annotation(0, 40, $string); $im->newImage($metrix['textWidth'], $metrix['textHeight'],          new GmagickPixel('white'));              // Draw the image          $im->drawImage($draw); $im->setImageResolution(50, 50);   // getting Resolution of created image // using getimageresolution function $res = $im->getimageresolution(); echo "X = ".$res['x'] . "</br>"; echo "Y = ".$res['y'] ." </br>"; ?> |
Output:
X = 50 Y = 50
Reference: http://php.net/manual/en/gmagick.getimageresolution.php
