Save Image to Web with Processing and PHP
Demo code to upload (post) an JPEG image to a web-server.
More documentation: https://www.kasperkamperman.com/blog/processing-save-image-to-web/
[Implemented the JPEG compression sketch by Jeff Thompson] (https://gist.github.com/jeffThompson/ea54b5ea40482ec896d1e6f9f266c731)
[Multipart uploader example from Baeldung] (http://www.baeldung.com/httpclient-multipart-upload)
[PHP upload image example from W3 Schools] (https://www.w3schools.com/php/php_file_upload.asp)
[Includes the 4.5.5. Apache HTTPClient binary] (https://hc.apache.org/downloads.cgi)