Welcome: community projects, photography and the web

Photo of Mark Heath

Welcome to my blog. What excites me about technology is what we can do with it. I explore that through community projects, photography and the web: putting ideas into practice, learning from the results and sharing discoveries that may help others. This blog began with photography, and those earlier stories remain part of it. It … Read full article

The Big Experiment: building my own CDN-based HDR image delivery system

SDR and HDR photo galleries: private masters and processing on my Mac, delivered through my website and Cloudflare.

I see enormous potential in True HDR Photography to revolutionise still photography and yet my own photography journey has been held up by weaknesses in current commercial image web delivery systems. I have used Smugmug for many years, but it does not currently support HDR images. While WordPress currently allows HDR AVIF files to be … Read full article

Building Community Websites: Digital Noticeboards

“Communities have the opportunity to bring information together in one place to address the weaknesses of social media and reinvigorate community websites.” This is the first in my Building Community Websites series. It aims to provide practical, researched guides to help communities improve their existing websites and social media presence. In this article, I present … Read full article

A Practical Workflow for SDR and True HDR Photography

SDR and HDR photography workflow: preserve RAW data, keep both masters and create viewing copies.

After many hours of testing image formats and working through my photographic archive, this is the workflow I recommend. For photographs I want to show in both standard dynamic range (SDR) and HDR, my recommendation is simple: preserve the RAW data efficiently, produce separate SDR and HDR versions, and keep these masters for the long … Read full article

Guide to Creating HDR Video Slideshows from RAW Photos to Show on Vimeo, YouTube or Your Own TV

One current challenge with True HDR (High Dynamic Range) Photography is displaying and sharing images in all their resolution and dynamic range glory. Effective ‘channels’ for this can be Vimeo, YouTube or your very own TV. Vimeo and YouTube have had the capability of streaming videos in high resolution and HDR for many years. Here … Read full article