Ron Savage on  wrote...
| Hi Folks
| 
| Under some circumstances, a black pixel appears in a PNG output file.
| 
| Try these:
| D:\temp>convert logo.jpg -crop 70x70+50+50 out.jpg
| 
| D:\temp>convert logo.jpg -crop 70x70+50+50 out.gif
| 
| D:\temp>convert logo.jpg -crop 70x70+50+50 out.png
| 
| The black pixel is only present at the top right corner of the PNG image.
| 
| It is not present when other crops are used. For instance using
| convert logo.jpg -crop 30x30+10+80 out-2.png
| there is no such black pixel.
| 
You don't specify the logo.jpg source...

   convert logo: -crop 70x70+50+50 out.png

Looks fine...

   convert logo: logo.jpg
   convert logo.jpg -crop 70x70+50+50 out.png

Also looks fine to me.


  Anthony Thyssen ( System Programmer )    <[EMAIL PROTECTED]>
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   Dragons do not have much use for paper... particularly paper money.
   Flammable currency is not our idea of a sound investment for a society.
                                    --- Robert Asprin, "M.Y.T.H. Inc. Link"
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     Anthony's Home is his Castle     http://www.cit.gu.edu.au/~anthony/
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