Re: [Gimp-user] Looking for another technique

2002-11-01 Thread Mark Drummond
Thanks Andrew. I gave this a shot but it does not seem to work ... I 
think maybe because the foreground and background colours are not 
distinct enough. I think I will look at using bezier curves ... got 
some reading to do!

Andrew Wilson wrote:
Mark,

Have you tried using the threshold tool 
(rightclick-image-colors-threshold)?  That will break the photo 
down into black and white based on the levels.  So long as the object 
I want is the focus of the image is usually does pretty well.  You 
can then use fuzzy select to change the colors to whatever you want.

Regards,
Andrew

On Thursday 31 October 2002 02:58, Mark Drummond wrote:

Going back to the desktop wallpaper I created for myself: The
wallpaper utilises only two colours, one for the background and one
for any graphics/objects on the background, basically a black 
white background but using two differant colours instead of b  w.

I would like to take a photographic image and convert the image to
only two colours ... with the subject of the photograph (say, a
person) in the foreground colour and the rest in the background
colour, effectively making a silouette(sp) of the photo's subject.

So basically I need to rubber band the subject of the photograph (I
would assume some method of masking would be best here) and convert
the photo to only the two colours I am using, but my fiddling
around has so far not gotten me anywhere.

Any tips? Sorry, I am an absolute novice with image
editing/manipulation. I am reading some of the online gimp
guides/manuals but that only gets me so far!

Thanks!





--
Mark Drummond
Technical Specialist
STANTIVE Solutions Inc. - Kingston, ON, Canada
Sun Microsystems Independent Sales Organization (ISO)

T] 613.634.7410 ext.226   E] [EMAIL PROTECTED]
F] 613.634.7412   W] www.stantive.com

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[Gimp-user] Looking for another technique

2002-10-30 Thread Mark Drummond
Going back to the desktop wallpaper I created for myself: The 
wallpaper utilises only two colours, one for the background and one 
for any graphics/objects on the background, basically a black  
white background but using two differant colours instead of b  w.

I would like to take a photographic image and convert the image to 
only two colours ... with the subject of the photograph (say, a 
person) in the foreground colour and the rest in the background 
colour, effectively making a silouette(sp) of the photo's subject.

So basically I need to rubber band the subject of the photograph (I 
would assume some method of masking would be best here) and convert 
the photo to only the two colours I am using, but my fiddling around 
has so far not gotten me anywhere.

Any tips? Sorry, I am an absolute novice with image 
editing/manipulation. I am reading some of the online gimp 
guides/manuals but that only gets me so far!

Thanks!

--
Mark Drummond
Technical Specialist
STANTIVE Solutions Inc. - Kingston, ON, Canada
Sun Microsystems Independent Sales Organization (ISO)

T] 613.634.7410 ext.226   E] [EMAIL PROTECTED]
F] 613.634.7412   W] www.stantive.com

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Re: [Gimp-user] Looking for another technique

2002-10-30 Thread Akkana
Mark Drummond writes:
 I would like to take a photographic image and convert the image to 
 only two colours ... with the subject of the photograph (say, a 
 person) in the foreground colour and the rest in the background 
 colour, effectively making a silouette(sp) of the photo's subject.

I'm pretty sure there are some projects like that in the book Grokking
the Gimp, at http://gimp-savvy.com/, as well as various ways of
selecting the foreground object.

The straightforward way is to use your favorite technique to make the
selection around the subject (I usually end up making a Bezier path then
doing Path to Selection, but sometimes you can use the magic wand or
other selection tools, depending on the image), use the bucket fill tool
to fill with the foreground color, do Selection-Invert, and use bucket
fill to fill with the background color.

...Akkana
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