protected function _mask($maskimage)
{
extract(parent::_mask($maskimage));
$wmimage = new \Imagick();
$wmimage->readImage($maskimage);
$wmimage->setImageMatte(false);
$this->imagick->compositeImage($wmimage, \Imagick::COMPOSITE_COPYOPACITY, 0, 0);
}
protected function _mask($maskimage)
{
extract(parent::_mask($maskimage));
$mimage = '"' . $maskimage . '"';
$image = '"' . $this->image_temp . '"';
$command = $image . ' ' . $mimage . ' +matte -compose copy-opacity -composite ' . $image;
$this->exec('convert', $command);
}
protected function _mask($maskimage)
{
extract(parent::_mask($maskimage));
// Get size and width of image
$sizes = $this->sizes();
$masksizes = $this->sizes($maskimage);
// Create new blank image
$image = $this->create_transparent_image($sizes->width, $sizes->height);
if (is_resource($maskimage)) {
$maskim = $maskimage;
} else {
$maskim = $this->load($maskimage, true);
}
$masksizes->width > $sizes->width and $masksizes->width = $sizes->width;
$masksizes->height > $sizes->width and $masksizes->height = $sizes->height;
// Loop through all the pixels
for ($x = 0; $x < $masksizes->width; $x++) {
for ($y = 0; $y < $masksizes->height; $y++) {
$maskcolor = imagecolorat($maskim, $x, $y);
$maskcolor = imagecolorsforindex($maskim, $maskcolor);
$maskalpha = 127 - floor(($maskcolor['red'] + $maskcolor['green'] + $maskcolor['blue']) / 6);
if ($maskalpha == 127) {
continue;
}
if ($maskalpha == 0) {
$ourcolor = array('red' => 0, 'green' => 0, 'blue' => 0, 'alpha' => 0);
} else {
$ourcolor = imagecolorat($this->image_data, $x, $y);
$ourcolor = imagecolorsforindex($this->image_data, $ourcolor);
}
$ouralpha = 127 - $ourcolor['alpha'];
if ($ouralpha == 0) {
continue;
}
$newalpha = floor($ouralpha - $maskalpha / 127 * $ouralpha);
$newcolor = imagecolorallocatealpha($image, $ourcolor['red'], $ourcolor['green'], $ourcolor['blue'], 127 - $newalpha);
imagesetpixel($image, $x, $y, $newcolor);
}
}
$this->image_data = $image;
}
