Remember Color to B&W? please

FA
Posted By
Frank Arthur
Nov 20, 2006
Views
616
Replies
14
Status
Closed
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

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FS
Fat Sam
Nov 20, 2006
Frank Arthur wrote:
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Would I be showing my complete ignorance here if I were to suggest just converting the image to grayscale mode?
FA
Frank Arthur
Nov 20, 2006
"Swampy Bogtrotter" wrote in message
Frank Arthur wrote:
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Would I be showing my complete ignorance here if I were to suggest just converting the image to grayscale mode?
Converting to Grayscale would offer no control of the image.
U
usenet
Nov 20, 2006
Frank Arthur wrote:

In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Either: Image -> Adjustments -> Channel Mixer, or the Channel Mixer adjustment layer.

Check the ‘Monochrome’ checkbox.
G
granny
Nov 21, 2006
Granny typed:
[snip]

In CS I used to convert color to B&W using Output Channels Red,Green& Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.

try this movie and see if it serves as a reminder
http://av.adobe.com/russellbrown/ColortoBW.mov
may not be what you used to do.. but it works well

"Granny"
Old N Slow N Prefer Quick N Easy
G
granny
Nov 21, 2006
Granny typed:
[snip]

Granny typed:
[snip]

In CS I used to convert color to B&W using Output Channels Red,Green& Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.

try this movie and see if it serves as a reminder
http://av.adobe.com/russellbrown/ColortoBW.mov
may not be what you used to do.. but it works well

OR.. Image> adjustments> Channel mixer… check the monochrome box at the bottom and adjust away.. but then again I am using V.7


"Granny"
Old N Slow N Prefer Quick N Easy
G
granny
Nov 21, 2006
Granny typed:
[snip]

Granny typed:
[snip]

Granny typed:
[snip]

In CS I used to convert color to B&W using Output Channels Red,Green& Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.

try this movie and see if it serves as a reminder
http://av.adobe.com/russellbrown/ColortoBW.mov
may not be what you used to do.. but it works well

OR.. Image> adjustments> Channel mixer… check the monochrome box at the bottom and adjust away.. but then again I am using V.7

OOPS!!! Sorry, Paul… I knew I read that somewhere..


"Granny"
Old N Slow N Prefer Quick N Easy
K
krash
Nov 21, 2006
tnx, great info for us newbie’s!! kk

"granny" wrote in message
Granny typed:
[snip]

In CS I used to convert color to B&W using Output Channels Red,Green& Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.

try this movie and see if it serves as a reminder
http://av.adobe.com/russellbrown/ColortoBW.mov
may not be what you used to do.. but it works well

"Granny"
Old N Slow N Prefer Quick N Easy
FS
Fat Sam
Nov 21, 2006
Frank Arthur wrote:
"Swampy Bogtrotter" wrote in message
Frank Arthur wrote:
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Would I be showing my complete ignorance here if I were to suggest just converting the image to grayscale mode?
Converting to Grayscale would offer no control of the image.

Aaah.
I’m just a semi-experienced amateur with Photoshop, so I tend to do things the wrong way a lot of the time. I get results that I’m happy with, but as time goes on and I learn the correct ways to do things, I find my results get better.
I think my *convert to grayscale* comment has just highlighted another area that I need to read up on.


http://www.norfolklupus.co.uk
http://www.flickr.com/photos/40919519@N00/
R
Ragnar
Nov 21, 2006
Swampy Bogtrotter wrote:
Frank Arthur wrote:
"Swampy Bogtrotter" wrote in message
Frank Arthur wrote:
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Would I be showing my complete ignorance here if I were to suggest just converting the image to grayscale mode?
Converting to Grayscale would offer no control of the image.

Aaah.
I’m just a semi-experienced amateur with Photoshop, so I tend to do things the wrong way a lot of the time. I get results that I’m happy with, but as time goes on and I learn the correct ways to do things, I find my results get better.
I think my *convert to grayscale* comment has just highlighted another area that I need to read up on.

For a quick-and-easy B&W conversion that gives more control than ‘convert to grayscale’ or ‘desaturate’, simply look at the three color channels independently. Each will be different (sometimes dramatically so) and one may have more of the sort of ‘punch’ that makes a good picture. Copy the channel you like the look of and paste it into a new layer (this keeps your original layer intact). Don’t forget that a switch to CMYK mode gives you three more channels to play with.

When you have exhausted the creative possibilities of this cheap and dirty method you will find that Channel Mixer gives you even more power.

John
FS
Fat Sam
Nov 21, 2006
John Rampling wrote:
Swampy Bogtrotter wrote:
Frank Arthur wrote:
"Swampy Bogtrotter" wrote in message
Frank Arthur wrote:
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those
instructions would be helpful.
Thanks in advance

Would I be showing my complete ignorance here if I were to suggest just converting the image to grayscale mode?
Converting to Grayscale would offer no control of the image.

Aaah.
I’m just a semi-experienced amateur with Photoshop, so I tend to do things the wrong way a lot of the time. I get results that I’m happy with, but as time goes on and I learn the correct ways to do things, I find my results get better.
I think my *convert to grayscale* comment has just highlighted another area that I need to read up on.

For a quick-and-easy B&W conversion that gives more control than ‘convert to grayscale’ or ‘desaturate’, simply look at the three color channels independently. Each will be different (sometimes dramatically so) and one may have more of the sort of ‘punch’ that makes a good picture. Copy the channel you like the look of and paste it into a new layer (this keeps your original layer intact). Don’t forget that a switch to CMYK mode gives you three more channels to play with.
When you have exhausted the creative possibilities of this cheap and dirty method you will find that Channel Mixer gives you even more power.
John

Cheers John. I’m going to fire up PS now and have a play with that.


http://www.norfolklupus.co.uk
http://www.flickr.com/photos/40919519@N00/
FA
Frank Arthur
Nov 21, 2006
THANK YOU PAUL MITCHUM!
You’ve done it. My synapses now snapped. That’s exactly what I was looking for.

"Paul Mitchum" wrote in message
Frank Arthur wrote:

In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

Either: Image -> Adjustments -> Channel Mixer, or the Channel Mixer adjustment layer.

Check the ‘Monochrome’ checkbox.
FA
Frank Arthur
Nov 21, 2006
"Frank Arthur" wrote in message
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance
With help from Paul Mitchum who reminded me about:
Image -> Adjustments -> Channel Mixer
Check the ‘Monochrome’ checkbox.

What I remember now, which might be help to other users- when you follow the above
try setting Red at 20%,Green at 70% and Blue at 10%.

Compare those results with one when you simply change from Image/Mode/Grayscale

Frank
U
usenet
Nov 21, 2006
Frank Arthur wrote:

"Frank Arthur" wrote in message
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance
With help from Paul Mitchum who reminded me about:
Image -> Adjustments -> Channel Mixer
Check the ‘Monochrome’ checkbox.

What I remember now, which might be help to other users- when you follow the above try setting Red at 20%,Green at 70% and Blue at 10%.
Compare those results with one when you simply change from Image/Mode/Grayscale

The difference can be subtle or dramatic, depending on the subject matter.

Here’s what happens to all-white flowers when you subtract red: < http://www.flickr.com/photos/mile23/69441343/in/set-1291780/>
K
KatWoman
Nov 22, 2006
"Frank Arthur" wrote in message
In CS I used to convert color to B&W using Output Channels Red,Green & Blue to control the B&W.
I forgot how it’s done. A reminder or source for those instructions would be helpful.
Thanks in advance

the best tutorial is on Adobe website under tutorials
DO NOT USE THE CONVERT TO GREYSCALE METHOD unless you like flat uncontrolled images

make an adjustment layer for hue sat do not move sliders, make a second one on top and use hue sat center slider all the way left, put that layer on COLOR in blend modes dropdown
now go to layer under it and move the top slider that controls colors. for portraits with red lipstick this will be a dramatic difference!!

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