* Jeffery Small <j...@cjsa.com> [04-05-14 16:15]: > Partha Bagchi <parth...@gmail.com> writes: > > >Can you provide an example image to confirm this? > > Sure. Let's use the clouds photo since it is a more modern Sony format and > pretty dramatically shows the loss of information. Point your browser here: > > http://smallthoughts.com/photos/misc/GIMP/clouds.arw > > and save the image. This is a 24-Mb image file taken with an Alpha a77 > camera. > > Thanks for looking at this. Let me know if I can provide any additional > info. > > Regards, > -- > Jeff > > >On Sat, Apr 5, 2014 at 3:11 PM, Jeffery Small <j...@cjsa.com> wrote: > > >> Alexander Rabtchevich <alexander.v.rabtchev...@gmx.net> writes: > >> > >> >When you look at an imported image in darktable without applying any > >> >corrections, the program shows you the embedded preview, which was made > >> >by the camera itself with all the corrections it (the camera) would made > >> >with the original RAW when converting it to jpg. If you applyin UFRaw a > >> >camera curve, similar to the one in darktable, you will see the similar > >> >result... > >> > >> It's true that the lion image imported into UFRaw is terribly over exposed, > >> but that is something that UFRaw is doing to the raw data. The original > >> image has proper exposure which was confirmed at the time the picture was > >> shot as well as the proper exposure from the companion JPEG image (I shoot > >> RAW+JPG). In UFRaw the histogram is shoved completely to the right edge > >> of the spectrum and there is no way to use this tool to fix the picture as > >> most of the image detail is already lost. When I open the same file in the > >> DiMAGE Image Viewer software from Minolta (on a Windows XP machine), the > >> raw image looks just fine and can be tweaked. > >> > >> So I have to assume that this is a serious bug in UFRaw and I have reported > >> it as such. I'm just confused that I have not heard other people > >> complaining > >> about this problem. > >> > >> Regards, > >> -- > >> Jeff > >> > >> _______________________________________________ > >> gimp-user-list mailing list > >> List address: gimp-user-list@gnome.org > >> List membership: https://mail.gnome.org/mailman/listinfo/gimp-user-list > >> List archives: https://mail.gnome.org/archives/gimp-user-list > >> > > >--001a11c2ef8064e2f704f65119ee > >Content-Type: text/html; charset=ISO-8859-1 > >Content-Transfer-Encoding: quoted-printable > > ><div dir=3D"ltr">Can you provide an example image to confirm this?<div><br>= > ></div><div>Thanks,</div><div>Partha</div></div><div class=3D"gmail_extra"><= > >br><br><div class=3D"gmail_quote">On Sat, Apr 5, 2014 at 3:11 PM, Jeffery S= > >mall <span dir=3D"ltr"><<a href=3D"mailto:j...@cjsa.com"; target=3D"_blan= > >k">j...@cjsa.com</a>></span> wrote:<br> > ><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p= > >x #ccc solid;padding-left:1ex">Alexander Rabtchevich <<a href=3D"mailto:= > >alexander.v.rabtchev...@gmx.net">alexander.v.rabtchev...@gmx.net</a>> wr= > >ites:<br> > > ><br> > >>When you look at an imported image in darktable without applying any<br= > >> > >>corrections, the program shows you the embedded preview, which was made= > ><br> > >>by the camera itself with all the corrections it (the camera) would mad= > >e<br> > >>with the original RAW when converting it to jpg. If you applyin UFRaw a= > ><br> > >>camera curve, similar to the one in darktable, you will see the similar= > ><br> > >>result...<br> > ><br> > >It's true that the lion image imported into UFRaw is terribly over expo= > >sed,<br> > >but that is something that UFRaw is doing to the raw data. =A0The original<= > >br> > >image has proper exposure which was confirmed at the time the picture was<b= > >r> > >shot as well as the proper exposure from the companion JPEG image (I shoot<= > >br> > >RAW+JPG). =A0In UFRaw the histogram is shoved completely to the right edge<= > >br> > >of the spectrum and there is no way to use this tool to fix the picture as<= > >br> > >most of the image detail is already lost. =A0When I open the same file in t= > >he<br> > >DiMAGE Image Viewer software from Minolta (on a Windows XP machine), the<br= > >> > >raw image looks just fine and can be tweaked.<br> > ><br> > >So I have to assume that this is a serious bug in UFRaw and I have reported= > ><br> > >it as such. =A0I'm just confused that I have not heard other people com= > >plaining<br> > >about this problem.<br> > ><br> > >Regards,<br> > >--<br> > >Jeff<br> > ><br> > >_______________________________________________<br> > >gimp-user-list mailing list<br> > >List address: =A0 =A0<a href=3D"mailto:gimp-user-list@gnome.org";>gimp-user-= > >l...@gnome.org</a><br> > >List membership: <a href=3D"https://mail.gnome.org/mailman/listinfo/gimp-us= > >er-list" target=3D"_blank">https://mail.gnome.org/mailman/listinfo/gimp-use= > >r-list</a><br> > >List archives: =A0 <a href=3D"https://mail.gnome.org/archives/gimp-user-lis= > >t" target=3D"_blank">https://mail.gnome.org/archives/gimp-user-list</a><br> > ></blockquote></div><br></div> > > >--001a11c2ef8064e2f704f65119ee-- > > _______________________________________________ > gimp-user-list mailing list > List address: gimp-user-list@gnome.org > List membership: https://mail.gnome.org/mailman/listinfo/gimp-user-list > List archives: https://mail.gnome.org/archives/gimp-user-list
The image provided when opened with auto whitebalance displays a heavy magenta cast but looks quite average when daylight whitebalance is applied and even better when exposure is pushed to ~2.0. Perhaps you have some screen color correction or other saved parameter skewing ufraw. I see no particular problem besides a lot of un-needed html bloating a text function. -- (paka)Patrick Shanahan Plainfield, Indiana, USA @ptilopteri http://en.opensuse.org openSUSE Community Member facebook/ptilopteri http://wahoo.no-ip.org Photo Album: http://wahoo.no-ip.org/gallery2 Registered Linux User #207535 @ http://linuxcounter.net _______________________________________________ gimp-user-list mailing list List address: gimp-user-list@gnome.org List membership: https://mail.gnome.org/mailman/listinfo/gimp-user-list List archives: https://mail.gnome.org/archives/gimp-user-list
