CamanJS - change underlying canvas after applying filters/manipulations

Question

CamanJS is a great library for doing live image manipulation in the browser.

I am using Caman on a pre-existing canvas object. I may need to change the image on tha

Answer 1

I emailed Ryan (creator of CamanJS) and he replied that there's a function called reloadCanvasData() that can be called to 'refresh' Caman's image data cache with any changes to the canvas's original context. Here's the source link: https://github.com/meltingice/CamanJS/blob/master/src/core/caman.coffee#L387-L392

This worked perfectly: store the Caman instance you create for your canvas and then call .reloadCanvasData() on any subsequent runs. You'll then need to re-apply any Caman manipulations you desire.

I wanted to document this function as google doesn't appear to contain any references to it yet.