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Sender:'Mark D. Fink' markdfink@...
Date/Time:2017-Feb-22 14:33:37
Subject:RE: Easy way to convert cubic panorama to equirectangular panorama

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PanoTools NG: RE: Easy way to convert cubic panorama to equirectangular panorama 'Mark D. Fink' markdfink@... 2017-Feb-22 14:33:37
Hi Sebastian,

 

I found a couple references below:

 

http://panotools-ng.586017.n4.nabble.com/Cube-faces-to-equirectangular-i... (follow the link to Erik Krauses site)

 

https://groups.google.com/forum/#!topic/ptgui/dclLhdN5R1I

 

I think these pre-suppose that you have six cubefaces in separate files though, so it looks like you still need to do the first step of splitting your original image apart into cubefaces. Once that is done, however, you can use PTGui to stitch them back together into an equirectangular image. Once you have that working the way you want it, save it as a template which you can then call from the Batch Stitcher for future use.

 

Mark

 

From: #removed# [mailto:#removed#] 
Sent: Wednesday, February 22, 2017 7:59 AM
To: #removed#
Subject: [PanoToolsNG] Easy way to convert cubic panorama to equirectangular panorama [1 Attachment]

 

[Attachment(s) from #removed# <mailto:#removed#>  [PanoToolsNG] included below] 

Hi,

I am looking for a fast and easy way to convert a cubic panorama (12 tiles with 2048x2048 see png file for principle structure) into an equirectangular panorama.
At the moment we are using the following approach for jpg versions.

A script using ImageMagick and batch commands (Windows 7) does the following:
1) make 12 tiles from the cubic panorama jpg with Imagemagick (convert crop)
2) delete the 6 black tiles and rename the others to ..._0 until ..._5
3) mirror the one tile horizontally and vertically that was on the last side (convert flip flop)
Afterwards we back the 6 cube side together with pano2qtvr.

If we only get an mov panorama (instead of jpg) we use Adapter or similar programs to extract the cube sides and then delete and rename them manually.
Is there a simpler way (with freeware)? Is HUGIN able to convert panoramas?

Looking forward to helpful answers,

 

Sebastian









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