Syntax:

bool Imagick::roundCorners (float $x_rounding, float  $y_rounding, float $stroke_width = 10, float $displace = 5, float $size_correction = -6)

Parameters:This function takes five parameters, as above and described below:

• $x_rounding:specifies the x amount of rounding.
• $y_rounding:defines the amount of rounding along the axisy.
• $stroke_width (optional):defines stroke width. The default value for this parameter is - 10.
• $displace (optional):specifies the displacement of the image. The default value for this parameter is - 5.
• $size_correction (optional):specifies the size of the correction. The default value for this parameter is -6.

Return Value:This function returns TRUE on success.Exceptions: this function throws an ImagickException on error.The following programs illustrate the Imagick::roundCorners() functionin PHP:Program 1 :  
// Create a new imagick object $imagick = new Imagick ( ` https://media.engineerforengineer.org/wp -content / uploads / engineerforengineer-13.png  ` );  
// Round corners $imagick -> roundCorners (20, 20, 5, 5, -8);  
// Show image $imagick -> setImageFormat ( `jpg` ); header ( "Content-Type: image / jpg" ); echo $imagick -> getImageBlob(); ?> Output: Program 2:  
// Create new imagick object $imagick = new Imagick ( ` https://media.engineerforengineer.org/wp-content/uploads/engineerforengineer-13.png ` );  
// Round corners $imagick -> roundCorners (100, 100, 5);  
// Show image $imagick -> setImageFormat ( `jpg` ); header ( "Content-Type: image / jpg" ); echo $imagick -> getImageBlob(); ?> Output: Link: https://www.php.net/manual/en/imagick.roundcorners.php