Re: [PanoTools-devel] Re:PTMender and Pano12.dll Updates

[Daniel M. G. <dmg...@uv...>]

 Max Lyons twisted the bytes to say:

 Max> Photoshop doesn't know about (as far as I'm aware) "cropped TIFFs".  Photoshop 
 Max> just reads the physical dimensions of the TIFF fils and ignores the offset 
 Max> data. Software has to be coded to read this offset data and deal with it 
 Max> intelligently.  Enblend does this, but Photoshop doesn't.
 >> 
 >> MMmm, this is bad news for 16 bit tiffs. Perhaps I'll implement a
 >> "uncropper" tool that fixes this problem.


 Max> It is probably worth building in the "uncropper" function into pano tools 
 Max> (rather than making it a standalone tool).  If so, then "cropped tiffs" can be 

I decided it was worth building (PTuncrop). It made testing simpler
and it was just a couple hundred lines of code.

 Max> used as the intermediate format for everything, even for "full size layered 
 Max> tiff" output.  The processing would be done on the cropped images, and then the 
 Max> "uncropping" would happen at the very last stage...just before the final image 
 Max> is written (or even, while the final image is being written).

 Max> Currently there is some if/else logic that determines whether to work with 
 Max> cropped or full size tiffs as the intermediate format depending on the desired 
 Max> output format.  This could be removed if the "uncropper" was added.

I agree with you that the most effective way to do the processing is
to process everything uncropped. 

--
Daniel M. German
http://turingmachine.org/
http://silvernegative.com/
dmg (at) uvic (dot) ca
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