public function crop($left, $top, $width, $height)
{
list($left, $top, $width, $height) = Image::calculateCutout($this->getWidth(), $this->getHeight(), $left, $top, $width, $height);
$newImage = static::fromBlank($width, $height, Image::RGB(0, 0, 0, 127))->getImageResource();
imagecopy($newImage, $this->getImageResource(), 0, 0, $left, $top, $width, $height);
$this->image = $newImage;
return $this;
}
public function crop($left, $top, $width, $height)
{
list($left, $top, $width, $height) = Image::calculateCutout($this->getWidth(), $this->getHeight(), $left, $top, $width, $height);
$this->getImageResource()->cropImage($width, $height, $left, $top);
return $this;
}