Formatting a Color PDF to Grayscale

An Exercise in Leveraging Java

A week or two ago, it was asked in the CFML slack if there was a smooth (easy?) way to convert an RGB formatted PDF to grayscale. I didn’t know of any simple method to reach for without using a 3rd party tool or paid solution (or both!). I don’t know much about ColdFusion or Lucee’s implementations, let alone if they can do it; but my understanding is they only really handle RGB color. [Read More]