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In this discussion you can post your RAW file you need to help with.

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Only ONE RAW/JPEG file per post please!
RAW file must be compressed with ZIP (RAR) archive utility!
Max. uploadable file size is 20MB.



Reply to topic  [ 5 posts ] 
always blue instead of dark green-blue 
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Joined: Sun May 20, 2012 10:11 pm
Posts: 4
Post always blue instead of dark green-blue
Hello!

Maybe this is the wrong place to discuss this, but I give it a try.
I own a Panasonic Lumix FZ-40 which is able to shoot photos in RAW.
The development with Silkypix is o.k. Silkypix 5 I've tested is partially
a great improvement to the Silkypix 3 I own. But Silkypix 5 pictures
have a lack of sharpness - compared to the pictures from version 3.
But what wasn't what I wanted to talk about.

I have a problem with the photo I now will attach.
I'm really not sure if it's problem of Silkypix or the camera
which is maybe not able to handle some light (or color) conditions.

The photo shows a book. The back of the book and the stripe
with the words "Silver Line" is in reality some sort of green.
An uncommon sort of green, but green. I would best
describe it as dark green-blue.

Silkypix develops the photo with the most common parameters
always to a blue. In most cases into a light blue.

I guess there is something very wrong. Very likely with the camera
but after all I guess these specific green tone is lacking in all photos
I shoot with these camera. (or at least it is misinterpreted)
So I have a vital interest in to gather informations about
how to compensate this.

Some suggestions someone?


Attachments:
P1010024.RW2.zip [14.34 MiB]
Downloaded 136 times
Sun May 20, 2012 10:46 pm
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Joined: Mon Mar 07, 2011 12:06 pm
Posts: 103
Post Re: always blue instead of dark green-blue
Is the out-of-camera JPEG closer to the real colour than the Silkypix-developed RAW? And is the colour still wrong if you shoot in daylight, using no flash?

You could make the specific tone in your attached image look more greenish by using the 'Fine color controller' as shown in this screenshot:

Attachment:

fcc.png [ 52.78 KiB | Viewed 1911 times ]



Cheers,
Robert


Mon May 21, 2012 12:11 am
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Joined: Sun May 20, 2012 10:11 pm
Posts: 4
Post Re: always blue instead of dark green-blue
Rob. S. wrote:
Is the out-of-camera JPEG closer to the real colour than the Silkypix-developed RAW?
Not really. Very slightly. - Nearly not.

Rob. S. wrote:
And is the colour still wrong if you shoot in daylight, using no flash?
Yes, it's still wrong in daylight without using flash.

I haven't tested your "fine color controller" settings yet. Maybe this works. I will test it soon.
I really haven't "looked in that corner of the program" yet to solve the problem. Could be a solution.


Tue May 22, 2012 12:32 am
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Joined: Sun May 20, 2012 10:11 pm
Posts: 4
Post Re: always blue instead of dark green-blue
Your suggestion with the "fine color controller" improves the results if I use "my special settings"
but for itself it's not enough to make anything really better.
"my special settings" are "color profile: faithful" and "film color A".
But this works only on this photo. So it's somehow a little bit useless for me
because I'm in search for general settings to get this strange thing done.
An even more very natural look I got with the attached
fcc-settings, but of course they're nonsense.
They are great - except for that the (light) purple spot
in the right corner of the book gets brown and dark with these settings.

Because the Forum Rules say: Only ONE RAW/JPEG file per post please!
I decided to put the others I want to show you on mediafire.com
Same picture without flash you can find here: http://www.mediafire.com/file/s6fmh728s ... 010023.RW2
And the same book in bright sun light you can find here: http://www.mediafire.com/file/iit9lmnbu ... 010017.RW2

After all this isn't the solution yet. I guess the main problem is a color distortion of the camera. But somehow it should
be possible to correct this with Silkypix and that "fine color controller" is a good idea. I should keep that in mind.
But the real, final, good solution is something I'm still looking for. - It's somehow a camera thing I guess.
But I can try, you know... - Of course I have to check that JPEG-thing again, but not today.


Attachments:

fcc.png [ 30.4 KiB | Viewed 1896 times ]


Tue May 22, 2012 2:37 am
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Joined: Mon Jun 13, 2011 12:42 am
Posts: 2
Post Re: always blue instead of dark green-blue
Here Adobe ACR 7.1 and RawTherapee 4.0.8.10 render it even more blue! :lol:

The EXIF from your RAW files shows that you used Auto White Balance, but it lacks precision.
The correct white balance is fundamental to achieve “right colors”, consider using a grey card like
Whibal http://www.whibalhost.com/_Tutorials/WhiBal/01/ or a gadget like SpyderCube
http://spyder.datacolor.com/portfolio-view/spyder-cube/ or do the procedure “Setting the White Balance manually”
from page 129 of the manual http://www2.panasonic.com/consumer-elec ... .DMC-FZ40K , if the target is not *truly*
neutral, the result will not be correct, be advised that white fabrics/papers may have some type of Optical Brightener
http://en.wikipedia.org/wiki/Optical_brightener and the result will not be right see http://www.pointsinfocus.com/2009/07/cu ... ter-paper/

If you are shooting products and need accurate colors, use a ColorChecker Passport and create a custom profile for
ACR/Lightroom http://www.youtube.com/watch?v=_m44L8o2Fwk

Also must calibrate the monitor http://www.youtube.com/watch?v=eb0cnpbZePA
and the monitor must be capable of displaying the right colors, 90% of the notebooks can not.
Good info about monitors and other stuff http://forums.dpreview.com/forums/read. ... e=41441835


To preview the photo, use a color managed software like Silkypix, Adobe Elements/Photoshop/Lightroom, GIMP 2.8 and etc...
Browsers like Safari and Firefox are more or less ok, the other browsers are not, see http://www.gballard.net/psd/go_live_pag ... files.html


Sun May 27, 2012 7:48 am
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