ImagickPixelIterator::clear Borra los recursos asociados con un objeto PixelIterator &reftitle.description; boolImagickPixelIterator::clear &warn.undocumented.func; Borra los recursos asociados con un objeto PixelIterator. &reftitle.returnvalues; &imagick.return.success; &reftitle.examples; getPixelRegionIterator(100, 100, 250, 200); /* Loop through pixel rows */ foreach ($imageIterator as $pixels) { /** @var $pixel \ImagickPixel */ /* Loop through the pixels in the row (columns) */ foreach ($pixels as $column => $pixel) { if ($column % 2) { /* Paint every second pixel black*/ $pixel->setColor("rgba(0, 0, 0, 0)"); } } /* Sync the iterator, this is important to do on each iteration */ $imageIterator->syncIterator(); } $imageIterator->clear(); header("Content-Type: image/jpg"); echo $imagick; } ?> ]]>