The Imagick::getImageWhitePoint() function is an inbuilt function in PHP which is used to get the chromaticity white point of an Imagick object.
Syntax:
bool Imagick::getImageWhitePoint( void)
Parameters: This function does not accept any parameter.
Return Value: This function returns the chromaticity white point as an associative array with the keys value x and y.
Below programs illustrate the Imagick::getImageWhitePoint() function in PHP:
Program 1:
Original Image:
<?php // Craeate new imagic object $imagick = new Imagick(
// Getting Length of image // using getimagerelength function $res = $imagick ->getImageWhitePoint();
// Display result print_r( $res );
?> |
Output:
Array ( [x] => 0.31270000338554 [y] => 0.3289999961853 )
Program 2:
Original Image:
<?php $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 $draw ->setFontSize(50);
$metrix = $im ->queryFontMetrics( $draw , $string );
$draw ->annotation(0, 40, $string );
$im ->newImage( $metrix [ 'textWidth' ], $metrix [ 'textHeight' ],
new ImagickPixel( 'white' ));
// Draw the image $im ->drawImage( $draw );
// getting Length of image // using getimagerelength function $res = $im ->getImageWhitePoint();
// Display result print_r( $res );
?> |
Output:
Array ( [x] => 0.31270000338554 [y] => 0.3289999961853 )
Reference: http://php.net/manual/en/imagick.getimagewhitepoint.php