[magick-users] Re: Reducing the number of bytes...

Anthony Thyssen anthony at griffith.edu.au
Wed Apr 11 16:01:25 PDT 2007


Mikolaj Machowski on  wrote...
| BMP doesn't hold any metadata so JPG converted from them cannot contain
| metadata. Conversion any format -> bmp -> any format is recommended here
| way of complete removal of metadata when -strip isn't enough (and in
| many cases it is not).
| 


In what cases does   -strip  faile to remove all meta-data
when    format -> bmp -> format    does?

The only meta-data that should get though -strip are non-profile
meta-data.   things like  
   virtual canvas info  (use +repage)
and GIF timing delays and disposals
     (use  -set delay 0  -set dispose Undefined)
and perhaps some image comments.

If there is anything else I'd like to know about it.


Cristy,  perhaps we need a  +strip  or -strip-total
to remove/reset everything except image data, and image size.


  Anthony Thyssen ( System Programmer )    <A.Thyssen at griffith.edu.au>
 -----------------------------------------------------------------------------
  "Around here we've got a name for people what talks to dragons."
  "Traitor?"  Wiz asked apprehensively.
  "No.  Lunch."                     -- Rick Cook, "Wizadry Consulted"
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     Anthony's Home is his Castle     http://www.cit.gu.edu.au/~anthony/


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