gistfile1.js

{"steps": {
    "portrait" : {
      "robot" : "/file/filter",
      "use" : ":original",
      "accepts" : [
        ["${file.meta.height}", ">", "${file.width}"]
      ],
      "error_on_decline" : false
    },
    "landscape" : {
      "robot" : "/file/filter",
      "use" : ":original",
      "accepts" : [
        ["${file.meta.height}", "<=", "${file.width}"]
      ],
      "error_on_decline" : false
    },
     "img1": {
      "robot": "/image/resize",
      "use" : ":original",
      "width": "560"
    },
     "top": {
      "robot": "/image/resize",
      "use" : "portrait",
      "width": "260",
      "height" : "125",
      "resize_strategy" : "fillcrop",
      "gravity" : "top"
    },
    "center": {
      "robot": "/image/resize",
      "use" : "landscape",
      "width": "260",
      "height" : "125",
      "resize_strategy" : "fillcrop",
      "gravity" : "center"
    },
     "img2": {
      "robot": "/image/resize",
      "use" : ":original",
      "width": "680",
      "resize-strategy" : "fillcrop"
    },
    "export": {
      "use" : [":original","img1", "img2"],
      "robot": "/s3/store",
      "key": "blah",
      "secret": "blah",
      "bucket": "blah",
      "path": "uploads/posts/photo/${assembly.id}/${previous_step.name}_${file.url_name}"
    },
    "exportTop": {
      "use": ["center","top"],
      "robot": "/s3/store",
      "key": "blah",
      "secret": "blan",
      "bucket": "blah",
      "path": "uploads/posts/photo/${assembly.id}/preview_${file.url_name}"
    }
  }
}