Problem solved.... > From: Chris Kallie <[email protected]> > Date: March 7, 2012 8:55:44 PM PST > > Hi Greg, > > You are right about ISO 200 on the D90, and adding -ISO to the script worked! > Thanks a million!!! > > -Chris > > On 3/7/12 10:40 PM, Gregory J. Ward wrote: >> >> Hi Chris, >> >> Your image was shot with a Nikon D90 with an "extended ISO" setting of 100. >> This messes up dcraw a bit and it doesn't store the ISO value in the usual >> way. You can avoid this problem by shooting with ISO 200, which is the >> lowest native sensor gain on the D90, or (I believe) by adding -ISO to the >> @exiftags setting near the top of the raw2hdr script. >> >> Try it! >> >> -Greg >> >>> From: Chris Kallie <[email protected]> >>> Date: March 7, 2012 8:15:34 PM PST >>> >>> Hi Greg, >>> >>> Attached is an image of a Bangerter filter with the camera pointed at a >>> makeshift delta function. We are essentially digitizing a physical filter >>> to convolve with regular camera and radiance hdr images. So far it has been >>> working well, but with the recent LED discussion, I thought I'd try to >>> improve the accuracy of the model... >>> >>> Thanks for all your help! I am amazed at your dedication and responsiveness! >>> -Chris >>> >>> On 3/7/12 10:05 PM, Gregory J. Ward wrote: >>>> >>>> Hi Chris, >>>> >>>> Unfortunately, it seems that either the version of Exiftool you got isn't >>>> working right, or the input images are missing information. You should >>>> send me a copy of one of your NEF input images in a private message and >>>> I'll have a look at it. >>>> >>>> Using a different response function will not solve the problem. >>>> >>>> I have not written any papers on Photosphere or hdrgen. You'll just have >>>> to refer to the anyhere.com website, I'm afraid. >>>> >>>> Best, >>>> -Greg
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