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July 2009

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2009.07.24 13:06 "Wrong datatype for Photoshop tag", by Christian S
2009.07.24 21:11 "Re: Wrong datatype for Photoshop tag", by Chris Cox
2009.07.27 06:53 "Re: Wrong datatype for Photoshop tag", by Christian S

2009.07.27 06:53 "Re: Wrong datatype for Photoshop tag", by Christian S

And how do i make sure imagemagick is treating the tag as bytes?

To be honest I'm a little bit lost here. 

Let me delve a little bit deeper.

I have to work on a big image archive using ImageMagick. On several
Tiff-files ImageMagick throws the Error: 

"wrong data type 7 for \"Photoshop\"; tag ignored."

So i got a little bit curious and started reading about tiff tags and the
TIFF specification. After i found out ImageMagick is using libTiff i finally
got here. So my first Idea was adding the Data Type UNDEFINED.

So, warmer, colder?

Thank you.


> Either type should work, and whatever parses that tag should treat it as
> bytes.
> 
> Chris
> 
> 
> 
> On 7/24/09 6:06 AM, "Christian S." <GGrisly@gmx.net> wrote:
> 
> Hello,
> 
> i have several Tiff files where, for unkown reasons, the photoshop tag
> (0x8649) was written with the datatype "UNDEFINED" (7).
> 
> I changed the datatype manually to "BYTE" (1) and the stored data seems
> ok, at least imagemagick can use the clipping-paths.
> 
> Now i'd rather not make a search and replace in my whole image Archive.
> 
> Can i savely add the datatype UNDEFINED to the photoshop tag adding it in
> tif_dirinfo.c?
> 
> Thank You
> 
> 
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