(PECL imagick 2, PECL imagick 3)
Imagick::setOption — Set an option
Associates one or more options with the wand.
key
value
成功时返回 true
。
示例 #1 Attempt to reach '$extent' sizeImagick::setOption()
<?php
function renderJPG($extent) {
$imagePath = $this->control->getImagePath();
$imagick = new \Imagick(realpath($imagePath));
$imagick->setImageFormat('jpg');
$imagick->setOption('jpeg:extent', $extent);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
示例 #2 Imagick::setOption()
<?php
function renderPNG($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');
?>
示例 #3 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);
}
}
?>