Imagick::setOption

Set an option

&reftitle.description; public `bool` `Imagick::setOption` `string` `key` `string` `value`

Associates one or more options with the wand.

&reftitle.parameters;

`key`

`value`

&reftitle.returnvalues;

&imagick.return.success;

&reftitle.examples;

### Attempt to reach '$extent' size`Imagick::setOption`

    <?php
        function renderJPG($extent) {
            $imagePath = $this->control->getImagePath();
            $imagick = new \Imagick(realpath($imagePath));
            $imagick->setImageFormat('jpg');
            $imagick->setOption('jpeg:extent', $extent);
            header("Content-Type: image/jpg");
            echo $imagick->getImageBlob();
        }

    ?>

### `Imagick::setOption`

    <?php
        function renderPNG($imagePath, $format) {

            $imagick = new \Imagick(realpath($imagePath));
            $imagick->setImageFormat('png');
            $imagick->setOption('png:format', $format);
            header("Content-Type: image/png");
            echo $imagick->getImageBlob();
        }

        //Save as 64bit PNG.
        renderPNG($imagePath, 'png64');

    ?>

### `Imagick::setOption`

    <?php
        function renderCustomBitDepthPNG() {
            $imagePath = $this->control->getImagePath();
            $imagick = new \Imagick(realpath($imagePath));
            $imagick->setImageFormat('png');

            $imagick->setOption('png:bit-depth', '16');
            $imagick->setOption('png:color-type', 6);
            header("Content-Type: image/png");
            $crash = true;
            if ($crash) {
                echo $imagick->getImageBlob();
            }
            else {
                $tempFilename = tempnam('./', 'imagick');
                $imagick->writeimage(realpath($tempFilename));
                echo file_get_contents($tempFilename);
            }
        }

    ?>