Demonstrates the use of png_quantize. This option allows you to convert 32bit PNGs to 8bit PNGs (with alpha). This conversion greatly reduces the size of png files with a minimal loss in quality.

png_quantize.json

{
    "application_id":"YOUR_APP_ID",
    "src":"http://cdn.blitline.com/filters/boys.jpeg",
    "functions":[
        {
            "name":"resize_to_fit",
            "params":{
                "width":100
            },
            "save":{
                "extension":".png",
                "image_identifier":"MY_CLIENT_ID",
                "png_quantize":true

            }
        }
    ]
}