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Showing posts from September, 2017

HDR : myths and misinterpretations

   I've become aware of widespread  disinformation on HDR. Reviewers of video products and software make claims based on an incomplete and faulty understanding of HDR.    HDR does this, HDR does that, HDR will do this and that.    Many such people do not understand the difference between an HDR image and the compressor that makes the image viewable and printable. The HDR is the attempted storage of  an aspect of 'reality'. This 'reality' is too much for computer displays and printers so someone writes compression software to make the HDR acceptable, i.e., viewable on monitors and printable on printers. There are an infinite number of ways to do this. The HDR image you see and like so much may have been compressed by a different method than the same HDR another person may see, resulting in two visually different images.    This boils down to a matter of interpretation. Much of what is being attributed to HDR images is really the effect of different compressors,