When we’re working with tonemapped HDR images, sometimes additional editing is needed or desired. Why? Well, if we look at HDR as a way to expand dynamic range and as a way to give us a better starting point; rather than looking at HDR as an endpoint, then it makes sense that additional tweaking may be something we want to do. In addition to that, the HDR process can sometimes do funny things with colours that we don’t want. I wrote about HDR being a starting point in an earlier blog post,“The Great HDR Debate” .
What we’re going to look at in this tutorial are a couple methods to work with tonemapped HDR images to give us a the final image we want. One approach is going to involve layer masks and the other is going to use layer blending modes. The layer mask adjustment is going to build on my earlier layer mask tutorial.
Earlier this summer I shot some interiors of a well known cathedral in Toronto – St. Michael’s Catholic Cathedral. My intent when I went into the church was to build on the ‘artistic architectural’ project. It’s a terrific space with wonderful stained glass and architectural features. The painting on the ceiling is magnificent. Continue reading