I was on a panel on raw processing about a year ago, and so was Eric Chan. At the break, I congratulated him on the big improvements in resizing in Lightroom 4. He said that the algorithms were similar; the big change was that, rather than doing the calcs in the standard Lr working space,… [Read More]
How far we’ve come
In 2009, five short years ago, Nikon started shipping the D3x in quantity. It was a breakthrough camera, following after, and borrowing from, another blockbuster camera, the D3. Together, these two cameras took Nikon from badly trailing Canon in pro-level bodies to triumphantly ahead, and ended my short-lived defection to Canon. The $7000 D3x combined… [Read More]
Let’s do away with resampling for printing
There has been a spate of posts on The Luminous Landscape about resampling for printing. A few years ago, I posted results of my own studies; you can find some of those posts here. This topic never seems to go away. Why resample before printing? Because, if you don’t, the driver – or, if you’ve got… [Read More]
Smile!
I’ve been busy for the last few days, doing something that’s really boring to read about — but, counter-intuitively, a lot of fun to do — speeding up the execution of the camera simulator code. So, I’ve had little to report. However, while waiting for a test run to complete, I stumbled upon this blog. Those of… [Read More]
An aliasing metric
For the last couple of weeks we’ve been concentrating on maximizing resolution, as measured by MTF50 or MTF30, and occasionally MTF10. In this post, I’d like to consider what could be a similar metric for aliasing. We already have one that’s commonly used: the MTF at Nyquist frequency, which I’ll call MTFN. Imatest uses this…. [Read More]
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