Thanks for doing this, I look forward to trying it out soon with images from my x100s
Regards, James On Mon, May 23, 2016 at 02:03:02PM -0700, J. Liles wrote: > Group, > > After many, many iterations, I have arrived at what appears to be a good > input color matrix for the FujiFilm X70. > > The profile is probably compatible with all X-Trans CMOS II cameras, a list > which also includes X-E2, X-E2S, X-T1, X100S, X100T and possibly others. > > My methodology followed the "well behaved camera color profile guide" and > my calibration target was a Wolf Faust IT8 chart shot in direct sunlight > (with the sun at approx. a 45 degree angle to the horizon). > > The profile can be found here: > > http://www.nevermindhim.com/files/fuji-xtrans-samples/FujiFilm_X-Trans-II.icc > > If you want to take a crack at it yourself the raw file is here: > > http://www.nevermindhim.com/files/fuji-xtrans-samples/356800d2-14ac-11e6-bae7-63c6d4b2cff6.RAF > > I'm unsure whether I'm at liberty to share the it8 batch reference file > publicly, so please contact me privately and I'll provide it. > > If anyone thinks they can do better, I'd love to know how. In the end I > used only darktable to process (exposure and white point correction, > cropping) the raw file. The results look good to me. I have to say the > whole process was much more subjective than I thought it would be going in. > I have several images which contain extremely problematic purple/blue hues > and so if ya'll take a crack at this I'd love a chance to test the profile > before it is added as an 'enhanced matrix' as I noted wide variations in > the accuracy of these hues throughout my many iterations. > > In any case, I think it's a vast improvement over the 'standard matrix'. > > Note that the current git version of darktable at the time of this writing > does not read the raw black levels for this camera, which may throw off > your results very slightly (I manually entered the black levels stated in > the RAF metadata when processing the file.) > > I should note that darktable's 'fujifilm like' basecurve is way off for > this camera, I've made my own which is close, however I suspect that the > fact that darktable doesn't honor Fuji's RawExposureBias tag may be > throwing off the results, so I lack enough confidence in the result to > submit it for inclusion. > ___________________________________________________________________________ darktable developer mailing list to unsubscribe send a mail to darktable-dev+unsubscr...@lists.darktable.org
