

All the adjustments I made the first time around are still ‘live’ and I can change, remove or add to them at will. So here’s my image re-opened in Color Efex Pro. So I can simpy drag my new TIFF file on to the Color Efex Pro application icon.

I can open it from any application, or even open it directly in Color Efex Pro (the Nik plug ins also work as standalone applications). I don’t have to re-open that image from Lightroom. The key thing about the Nik Collection 3 non-destructive edits is that they are stored in the TIFF files, not in the host application. You can open the file from anywhere, not just Lightroom.Normally, you would use Edit a Copy with Lightroom Adjustments, but to get access to the new non-destructive editing capability, you need to open the TIFF file that Color Efex Pro created, not a Lightroom copy. This time, in the Edit Photo panel, I choose Edit Original. If I want to re-edit this in Color Efex Pro, I need to do something slightly different. My edited TIFF file is saved back to Lightroom as expected. How to re-edit your image from Lightroom.This produces the special DxO non-destructive TIFF file. Now I need to save it back to Lightroom, but I need to check the Save and edit later box. It’s quite a complicated combined effect I might want to revisit later. So I’ve made some adjustments to my photo in Color Efex Pro using three different filters. Make your edits and save using ‘Save and edit later’.See the notes at the end for a technical explanation.

This could be significant because the Nik non-destructive workflow uses double-layer TIFF files twice as large as regular tiffs. A 16-bit TIFF will often give better results with very heavy image manipulation, but an 8-bit file will be half the size. For non-destructive editing it has to be a TIFF file. Lightroom will prompt you to choose a file format. You launch the Nik Collection plug-ins in the usual way from Lightroom, by right-clicking an image and choosing the plug in you want from the Edit in menu. This is how to create non-destructive edits in the Nik Collection from Lightroom
