abstract public background (mixed $color, [mixed $opacity]) ...
abstract public text (mixed $text, [mixed $offsetX], [mixed $offsetY], [mixed $opacity], [mixed $color], [mixed
abstract public flip (mixed $direction) ...
abstract public pixelate (mixed $amount) ...
abstract public watermark (Phalcon\Image\Adapter
abstract public crop (mixed $width, mixed $height, [mixed $offsetX], [mixed $offsetY])
abstract public mask (Phalcon\Image\Adapter $watermark)
Source
abstract public rotate (mixed $degrees) ...
abstract public save ([mixed $file], [mixed $quality]) ...
Page 1 of 2