Function example

gistfile1.txt

{
  "application_id": "YOUR_APP_ID",
  "src" : "http://www.google.com/logos/2012/childrensday-2012-hp.jpg",
  "functions" :
  [
    {
        "name" :  "trim",
        "functions" : [
           { 
              "name": "watermark", 
              "params" : {"text": "example.com", "point_size" : 28},
              "save" : { "image_identifier" : "craft_action_tee_women" }
           }
         ]
     }
   ]
}