The Imagick::getImageMatte() function is an inbuilt function in PHP which is used to get the matte channel of an imagick object.
Syntax:
bool Imagick::getImageMatte( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns True if image has a matte channel or False otherwise.
Below programs illustrate the Imagick::getImageMatte() function in PHP:
Program 1:
Original Image:
php
<?php// Create new Imagick object$imagick = new Imagick(// Using getImageMatte function$res = $imagick->getImageMatte();// header("Content-Type: image/jpg");echo $res;?> |
Output:
1
Program 2:
Original Image:
php
<?php $string = "Computer Science portal for Geeks!"; // Creating new image of above String // and add color$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); $im->setImageFormat('jpeg'); $res = $im->getImageMatte();// Display Resultecho $res;?> |
Output:
1
Reference: http://php.net/manual/en/imagick.getimagematte.php
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