Yesterday I posted about automatic ETTR and how it could improve the lives of photographers making raw files with electronic-viewfinder cameras. I said that it wouldn’t be appropriate for point-and-shoot cameras not making raw files. Upon consideration, I realize that I was wrong. The technique could enhance the quality of JPEGs from all cameras. You… [Read More]
Auto ETTR
While I was in New Zealand, we took a helicopter ride from Queenstown to Milford and back. I had an outside seat, and made some aerials of the beautiful mountains and valleys. I couldn’t use the M9 for two reasons. First, the buffer was too small. The second reason involved exposure. The only way to… [Read More]
Photographing an eclipse
I told everyone who asked that I was going to Australia for the eclipse, but the main reason for the trip to Oz was to be with friends on a boat. The reason for picking that particular boat trip was the total solar eclipse. My goal was just to see it, but, being an inveterate… [Read More]
Traveling light
I apologize for going quiet for the last month. I’ve been in New Zealand and Australia, the former for the scenery, and the latter, mostly, for the total eclipse of the sun. I’ve been home for about a week, and I’ve been dealing with jet lag and the three thousand images that I made while… [Read More]
Why roll your own image processing?
Why do I want to write my own image processing algorithms? Isn’t Photoshop versatile enough? In one sense, the answer is “yes”. Huntington Witherill points out that you can create any image you can imagine with Photoshop. Start at the upper left corner, and decide what color that pixel ought to be. Move right one… [Read More]
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