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09-11-2006, 06:06 AM
| | Registered User | | Join Date: Aug 2006 Location: Kentucky
Posts: 12
| | | Man_Mule color bleeding Polaroid Polaroid photo has been invaded by a squash yellow over the entire photo. Limited experience with photoshop cs 8, have tried suggestions in the Katrin Eismann, Thrid Edition Book, not much success. Seeking any and all suggestions. | 
09-11-2006, 07:18 AM
|  | Senior Member Patron | | Join Date: Mar 2003 Location: Seabrook Island, SC
Posts: 878
| | | Mule Well I examined the channels and the blue channel was ruined. So I used apply image and selected the blue channel and used the green channel as a source for the blue channel.
I next used a levels adjustment layer and used the white eyedropper on the white area around the mule's nose and the black dropper on the back of the farmers hat.
Next I used curves to add some red and subtract some green. | 
09-11-2006, 07:25 AM
| | Senior Member | | Join Date: Jan 2006
Posts: 119
| | | I looked at the channels also, and there is nothing left of the blue channel. I just did a quick hue saturation to get this. Hope this helps. | 
09-11-2006, 09:51 AM
| | Registered User | | Join Date: Aug 2006 Location: Kentucky
Posts: 12
| | | Man_Mule Bleeding Quote: |
Originally Posted by HroadhogD1 I looked at the channels also, and there is nothing left of the blue channel. I just did a quick hue saturation to get this. Hope this helps. | Thank you sir, being a newbee with the forum and photoshop I'm having to learn on both very quickly, my question in regard to the blue channel, how/what did you see or know that indicates the blue channel is gone or not functional? And what does that mean in getting this picture restored. Is this a show stopper? Thank so much for response, I have learned a great deal from your observations and I also tried the same thing with the Hue/Saturation. Unfortunately, my attempt fell short of your example. Once again thank you so much. | 
09-11-2006, 10:03 AM
| | Senior Member Patron | | Join Date: Sep 2002 Location: Australia
Posts: 1,086
| | | As the cast was predominantly yellow, I used the selective colour (adjusting the yellow) and then adjusted the levels | 
09-11-2006, 10:04 AM
|  | Senior Member Patron | | Join Date: Mar 2003 Location: Seabrook Island, SC
Posts: 878
| | | The blue channel Well when there is a severe tint its good to investigate the individual channels. Both in RGB (standard) and in CYMK mode. In this case I opened the channels palette and looked at the individual channels. Enclosed is the blue channel which is ruined and needs to be dealt with.
So with the blue channel selected, I used the Image/Apply Image command in Photoshop. This replaces the selected (blue) channel with something else. In this case I selected the green channel
Finally further color balancing. I used a levels adjustment layer and with the white eyedropper clicked on the white nose area of the mule and the black eyedropper to the back of the hat.
At this point some further color correction would be helpful. | 
09-11-2006, 10:43 AM
| | Senior Member Patron | | Join Date: Dec 2005
Posts: 1,083
| | | Color Cast Ernie, as other have pointed out, the blue channelis a mess and does not have much usable value. I actually filled it with black and applied a Photo Filter layer to negate the heavy yellow cast. Applied a noise filter to get rid of some of the dust marks and then did a few Selective Color adjustments to tweak parts of the image.
This is just one of many ways of attacking the problem. Essentially, as others have indicated, you will need to replace the blue channel. Photo Filter, Channel Mixer, or Hue/Saturation adjustment layers are all good options to use as a starting point.
Regards, Murray | 
09-11-2006, 10:47 AM
|  | Senior Member | | Join Date: Apr 2006
Posts: 624
| | | Hi There
Like Phil I tried a little channel work. I used CMYK and used calculations to combine the magenta and yellow channels. I scrolled thru blend modes until it looked a little better... no expert here just by eye.
Then back to RGB to play with the color... and I managed to apply too much contrast as usual...lol
Butch
Last edited by Daviskw; 09-14-2006 at 08:05 AM.
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09-11-2006, 11:17 AM
|  | Moderator | | Join Date: Mar 2004 Location: Yorkshire, England
Posts: 2,709
| | | As everyone has already said, the blue channel is the problem here.
I replaced it with the green channel, then adjusted levels on each channel to get best result.
New layer set to color blend, and hand touched a few areas with colour from nearby areas with good colour.
Flattened image then duplicated it.
Top layer, took out blemishes with Polaroid D&S filter, applied hide all mask, then "Painted" with white to remove blemishes. | 
09-11-2006, 11:49 AM
|  | Senior Member | | Join Date: Apr 2006
Posts: 624
| | | Here is another way...
Just open a channel mixer and choose blue as the output channel.
Then lower the blur slider near 0 and bring up green and a little red. Same as replacing the blue channel directly but lets you play a little more.
Butch | 
09-11-2006, 11:52 AM
|  | Moderator Patron | | Join Date: Mar 2002 Location: Milan, Italy
Posts: 2,058
| | Hi,
Ernie,
welcome to RP!!
Like Cass, to remove the yellow cast, I used Image > Adjustment > Selective Colors ... but I used it in a much 'stronger' way ... meaning... excluding Cyans and Magentas, I tweaked all the colours ... Attachments 1 to 4 = the values I changed and the immediate result after the procedure. Attachments 5 = my final result after restoration...
Hope this helps... | 
09-11-2006, 12:01 PM
|  | Senior Member Patron | | Join Date: Mar 2003 Location: Seabrook Island, SC
Posts: 878
| | | Channel Mixer Butch, thanks for the tip about using the channel mixer. That is a better way. Flora very nice correction & result. | 
09-11-2006, 12:22 PM
| | Registered User | | Join Date: Aug 2006 Location: Kentucky
Posts: 12
| | | Mule_Man Quote: |
Originally Posted by mistermonday Ernie, as other have pointed out, the blue channelis a mess and does not have much usable value. I actually filled it with black and applied a Photo Filter layer to negate the heavy yellow cast. Applied a noise filter to get rid of some of the dust marks and then did a few Selective Color adjustments to tweak parts of the image.
This is just one of many ways of attacking the problem. Essentially, as others have indicated, you will need to replace the blue channel. Photo Filter, Channel Mixer, or Hue/Saturation adjustment layers are all good options to use as a starting point.
Regards, Murray | Your folks are better than a six credit crash course in Photoshop, thanks and am trying to repeat your work to learn all I can. Thanks a million. | 
09-11-2006, 12:35 PM
| | Registered User | | Join Date: Aug 2006 Location: Kentucky
Posts: 12
| | Ernie Quote: |
Originally Posted by Flora Hi,
Ernie,
welcome to RP!!
Like Cass, to remove the yellow cast, I used Image > Adjustment > Selective Colors ... but I used it in a much 'stronger' way ... meaning... excluding Cyans and Magentas, I tweaked all the colours ... Attachments 1 to 4 = the values I changed and the immediate result after the procedure. Attachments 5 = my final result after restoration...
Hope this helps... | You all have given me so much to think about, as I have already said, "this is a 6 credit Course in any University any where and I thank you all. Now to try and repeat everything so that I can glean the knowledge you all have offered.
Thanks again.
Ernie | 
09-12-2006, 10:55 AM
| | Registered User | | Join Date: Aug 2006 Location: Kentucky
Posts: 12
| | | Man_Mule Quote: |
Originally Posted by Cassidy As the cast was predominantly yellow, I used the selective colour (adjusting the yellow) and then adjusted the levels | I'm following your suggestion to learn as much as I can, thank you and it works for me.
Ernie Wells |
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