(PECL imagick 3 >= 3.3.0)
Imagick::identifyFormat — Formats a string with image details
$embedText): string|falseReplaces any embedded formatting characters with the appropriate image property and returns the interpreted text. See http://www.imagemagick.org/script/escape.php for escape sequences.
embedTextA string containing formatting sequences e.g. "Trim box: %@ number of unique colors: %k".
Returns format 或者在失败时返回 false.
示例 #1 Imagick::identifyFormat()
<?php
$output = "Output of 'Trim box: %@ number of unique colors: %k' is: <br/>";
$imagick = new \Imagick(realpath("./images/artifact/mask.png"));
$output .= $imagick->identifyFormat("Trim box: %@ number of unique colors: %k");
?>