Stefan D. Voigt

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stereoscopic session 01 - basics

Tags: anaglyph | Broken | Creative Commons | download | free | how to | S3D | stereoscopic | Tutorial

EDIT:
- depth cues up to 6m is WRONG!
Actually your eyes can perceive depth up to 100m!
So you can seperate the views within a range of 50 - 100m. 
You can test this when your are closing one eye after the other.

Contents:

  • How stereoscopic 3D (S3D) works
  • creating anaglyph in Photoshop
  • creating optimized anaglyph
  • After Effects and Flash plug-in by David Shelton

Download the PDF (save target as...)


related Links:

creating anaglyph with After Effects:
svoigt.net/how-to-create-anaglyph - standard anaglyph
svoigt.net/create-optimized-anaglyph - optimized anaglyph

3dtv.at:
http://www.3dtv.at/Knowhow/AnaglyphComparison_en.aspx - anaglyph comparison and formulas
http://3dtv.at/Downloads/Index_de.aspx - download the stereoscopic player

David Shelton
http://davidshelton.de/blog/?p=163 - optimized anaglyph filter for After Effects and Flash
http://davidshelton.de/blog/?p=139 - article about optimized anaglyph
http://davidshelton.de/blog/?p=69 - free stereoscopic Rig for 3D Studio Max

more tutorials + Cinema 4D Stereo Rig
svoigt.net/index.php/tutorials
svoigt.net/downloads/free-stereoscopic-camera-rig-for-cinema-4d

watch Broken:
svoigt.net/index.php/broken

 

 

Creative Commons Lizenzvertrag
"stereoscopic session 01 - basics" by Stefan D. Voigt is licensed under a
Creative Commons Attribution-NonCommercial 3.0 Germany License.
Permissions beyond the scope of this license may be available here.

Comments

avatar Aaron
0
 
 
Hope you dont mind but I mention you and your site on About3DTV.com.
avatar Stefan D. Voigt
0
 
 
Of course not!
I'm very happy you do so :)

Thanks :)
avatar James K Green
0
 
 
Hi Stefan

Im very excited to find this for cinema4D
however I am a complete beginner
I would benefit from some kind of tutorial which could demonstrate the rig
Ive played around putting my own model in there but I couldnt get a render without putting a light in
then the anaglyph preview was way too spaced out and also the render looked to have some bad edges.
Im desperate to render some 3D graphics for a project I have.
Any help would be very very much appreciated you can also email me contact at chairtv dot com
yours faithfully

Jim
avatar Stefan D. Voigt
0
 
 
Hello Jim,

here is a video that describes all the functions of the C4D stereo rig:
http://www.svoigt.net/index.php/downloads/23-downloads/57-free-stereosco pic-camera-rig- for-cinema-4d

The anaglyph preview has some bugs, so I wouldn't rely on it.
You should render the left cam first and then the right cam.
After that just follow these instructions to get an anaglyph:
http://www.svoigt.net/index.php/tutorials/22-stereoscopic-3d/28-how-to-create- anaglyph
http://www.svoigt.net/index.php/tutorials/22-stereoscopic-3d/29-optimized-anag lyph

or just use the After Effects Plug-in by David Shelton:
http://www.davidshelton.de/blog/?p=163
avatar James K Green
0
 
 
Stefan
thankyou for your reply, I will take some time to study this in depth
again Many thanks! exellent work!
avatar Alex Kittavong
0
 
 
And thank by the way for any help you can give me.
avatar Alex Kittavong
0
 
 
Hm, my first comment didn't get posted. I was saying in that message was:

I'm really beginning to understand more about 3d anaglyph now that i watched this tutorial. The thing i dont understand is with the left image, you just cut off about 10-20 pixels and then align it to the right image? Also, how do you get the positive and negative parallax to work so well together without using any layers for the negative parallax? I tried to do what you said in the tutorial, but its not working that well for me.
avatar Stefan D. Voigt
0
 
 
Hello Alex,

this is how I work, when I'm doing the convergence in Photoshop or any other post software:
1. Import your "right view"
2. Put your "left view" on top of that
3. Apply the anaglyph setup
4. Move the "left view" horizontally to the left or to the right

With that movement you will define where the screen plane (convergence) will be. And with that you also define what comes out of the screen and what stays behind the screen.
So choose a depth point, where your screen plain will be. Then move your "left view" horizontally, so your left and right view match up at that specific point.
Now everything thats in front of the depth point should get out of the screen.

5. Crop the space on the left and the right, where you can see only one view.

You will have to play around for a while to get it.
Wish you good luck for goof stereo! :)

best regards,
Stefan
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