How to correct Panaroma

cK43740

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Can someone show me how to make the bank of the river looks straight..

Thanks
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Can someone show me how to make the bank of the river looks straight..
Hi

There's a great suite of tools (standalone & PS plugins) that's a free download. It's wonderful but complex - i've only scratched the surface of what it can do (and at this time of the morning not going to scratch any deeper!). The website ( http://www.fh-furtwangen.de/~dersch/ ) currently closed but if you search for "Panorama Tools" in this forum you may come across some alternative download sites.

Had a quick play with your image - overcorrected it a bit - but you get the idea.



Best wishes, jtd
 
Philo has a good tutorial at http://philohome.free.fr/barrelpers/barrelpers.htm

Just do the same before as part of picking the control points before creating the panorama.
Can someone show me how to make the bank of the river looks straight..
Hi
There's a great suite of tools (standalone & PS plugins) that's a
free download. It's wonderful but complex - i've only scratched the
surface of what it can do (and at this time of the morning not
going to scratch any deeper!). The website
( http://www.fh-furtwangen.de/~dersch/ ) currently closed but if you
search for "Panorama Tools" in this forum you may come across some
alternative download sites.
Had a quick play with your image - overcorrected it a bit - but you
get the idea.



Best wishes, jtd
 
Picture window 3 has an excellent tool for this sort of thing at Transformation/Geometry/Warp ( http://www.dl-c.com ).

You can pull and push very flexibly and is much more than the standard mesh tool. The options need a bit of thinking about, but there's a setting which retains the original shape and size, not leaving slivers here and there.

It works from the corners and edges, not by disturbing the mesh internally.

John Bunney
Can someone show me how to make the bank of the river looks straight..

Thanks
-----------------

 
What are the parameter you used? I have this tool but scratch my head everytime I try to use it.
Can someone show me how to make the bank of the river looks straight..
Hi
There's a great suite of tools (standalone & PS plugins) that's a
free download. It's wonderful but complex - i've only scratched the
surface of what it can do (and at this time of the morning not
going to scratch any deeper!). The website
( http://www.fh-furtwangen.de/~dersch/ ) currently closed but if you
search for "Panorama Tools" in this forum you may come across some
alternative download sites.
Had a quick play with your image - overcorrected it a bit - but you
get the idea.



Best wishes, jtd
 
Looks complicated... Thanks for the link.
Can someone show me how to make the bank of the river looks straight..
Hi
There's a great suite of tools (standalone & PS plugins) that's a
free download. It's wonderful but complex - i've only scratched the
surface of what it can do (and at this time of the morning not
going to scratch any deeper!). The website
( http://www.fh-furtwangen.de/~dersch/ ) currently closed but if you
search for "Panorama Tools" in this forum you may come across some
alternative download sites.
Had a quick play with your image - overcorrected it a bit - but you
get the idea.



Best wishes, jtd
 
Another tutorial that addresses your specific problem is at http://homepage.dtn.ntl.com/j.houghton/horizons.htm Panorama Tools (even with PTGui as a front-end) is difficult to learn, and difficult to use, but is well worth the effort.

Other techniques such as barrel distortion correction and bending images may well do the job for you, but it is worth figuring out why you have the bend in the first place. Houghton's tutorial (above) does that.
 
Can someone show me how to make the bank of the river looks straight..

Thanks
-----------------

Here is a quick test, see how you like it



Greetings,

Bernd Taeger
Used Prof. Helmut Dersch's pano pools/"Perspective" in a Photoshop host.

Needed 3 steps to correct with Interpolator Option=Sinc 256 pixels

Step1: "Perspective"

Format Fisheye
Horizontal= 0
Vertical= -11
Rotate= 1.5
HFOV= 120 degrees
Height= 1000
Width= 1200

Step2: CROP! Note: it is essential to
crop tight, but not into the
frazzled image area at all to
retain the same (HFOV)!!!!

Step3: "Perspective"

Format Normal
Horizontal= 0
Vertical= -2
Rotate= 0
HFOV= 120 degrees
Height= 1000
Width= 1200

Used Interpolator Option=Sinc 256 pixels for final output.
For trial and error runs set at Polynomial bicubic interpolation (faster).

Interpolator info:

http://www.panotools.org/ptmirror/interpolator/interpolator.html

Regards,

Bernd Taeger
 
Can someone show me how to make the bank of the river looks straight..
Hi
There's a great suite of tools (standalone & PS plugins) that's a
free download. It's wonderful but complex - i've only scratched the
surface of what it can do (and at this time of the morning not
going to scratch any deeper!). The website
( http://www.fh-furtwangen.de/~dersch/ ) currently closed but if you
search for "Panorama Tools" in this forum you may come across some
alternative download sites.
Had a quick play with your image - overcorrected it a bit - but you
get the idea.



Best wishes, jtd
I found a great freeware tool, which is comparable to the commercial PTGUI, at:
http/www.tawbaware.com.
Look for the PTAssembler

Hope this helps

Léon
 
Max Lyons has a free version gui interface for panotools.

jb
Thanks Bill - as you say, good tutorial - hadn't realised that a
graphical user interface was available... all that time I've spent
conjuring image parameters from thin air... think I will invest in
it.
jtd

Just realised the original question concerned pan'aroma's - not
sure helped any!
--
Johnny
Austin, Republic of Texas
http://pbase.com/johnnycb
http://geocities.com/weups
 

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