[magick-users] Setting the background color of a colored scanned image

[Paul Smith]

On 9/6/07, Ross Presser <rpresser at gmail.com> wrote:
> > > You said you "exported from the djvu viewer with ascii", but your
> > > commandline shows PPM?  I'm not understanding.
> > >
> > > When you say your ultimate goal is to get a pdf, do you mean a pdf with
> > text
> > > as text, where the text can be copied to the clipboard? That is going to
> > > require an OCR step, with a Spanish-aware OCR program.
> > >
> > > Put up your PPM for download somewhere. (Zip it this time!)
> >
> > My raw (without ascii) PPM is available at
> >
> > http://rapidshare.com/files/53847538/example.zip
> >
> > (The ZIP file is 2,4 MB large.)
>
> I did not get a segfault.  I got a 459k PDF. (I added "-negate" to the
> command string to get black text on white background; your sequence
> generated white text on black.)
>
> What version were you using? I am using this under Windows:
> C:\TEMP>convert --version
> Version: ImageMagick 6.3.3 04/20/07 Q16 http://www.imagemagick.org
> Copyright: Copyright (C) 1999-2007 ImageMagick Studio LLC

In my case,

$ convert --version
Version: ImageMagick 6.3.2 04/05/07 Q16
file:/usr/share/ImageMagick-6.3.2/doc/index.html
Copyright: Copyright (C) 1999-2007 ImageMagick Studio LLC

$

I am using Linux, more concretely, F7.

Paul