Blitline Mutlistep Preprocess

gistfile1.txt

{
    "application_id": "your id",
    "pre_process": [
        {
            "job": {
                "pre_process": [
                    {
                        "job": {
                            "pre_process": [
                                {
                                    "job": {
                                        "src": "http://cdn.blitline.com/filters/boys.jpeg",
                                        "functions": [
                                            {
            "name":"convert_command",
            "params":{
                "-color-matrix" : ".6 0.3 -0.3 0 47 -0 .9 .2 0 -37 .2 -.1 .4 0 -7.5 0 0 0 1 0"
            },
            "save":{
                "image_identifier":"boys_with_crop"
            }
        }
                                        ]
                                    }
                                }
                            ],
                            "src": "&boys_with_crop",
                            "functions": [
                                {
                                    "name": "resize_to_fill",
                                    "params": {
                                        "width": 400,
                                        "height": 400
                                    },
                                    "save": {
                                        "image_identifier": "resized_boys_with_crop"
                                    }
                                }
                            ]
                        }
                    }
                ],
                "src": "&resized_boys_with_crop",
                "functions": [
                    {
                        "name": "composite",
                        "params": {
                            "src": "http://cdn.blitline.com/filters/boys.jpeg",
                            "gravity": "CenterGravity"
                        },
                        "save": {
                            "extension": ".png",
                            "image_identifier": "maske_resized_boys_with_crop",
                            "png_quantize": true
                        }
                    }
                ]
            }
        }
    ],
    "src": "&maske_resized_boys_with_crop",
    "functions": [
        {
            "name": "resize_to_fit",
            "params": {
                "width": 100
            },
            "save": {
                "image_identifier": "MY_CLIENT_ID"
            }
        }
    ]
}