Yes, that's a way to do it.  I've used pdftk after I generate the PDF using
ImageMagick to mess with pagination.  It's a good tool too.

-Josh


On Thu, Dec 12, 2013 at 3:49 PM, Steve Trapp <stevetrapp at comcast.net> wrote:

> Josh, Mike, and alls-y'all-T.C.LUG-gers-following-this-thread-
>
> There are multiple ways of converting .png-files to .pdf-files. I end up
> using *gimp* a lot for this. I'm sure other ways work just fine.
>
> However, when I'm done, I have one .pdf file for each .png file.
>
> To catenate the pages together into a single .pdf file, I use the tool
> *pdftk* as follows:
>
> pdftk <file1>.pdf <file2>.pdf ... <fileN>.pdf cat output <output>.pdf
>
> Naturally, you can use wild cards if your .pdf-pages have a sequence to
> them.  Something like:
>
> pdftk <base>[0-9].pdf <base>[0-9][0-9].pdf <base>[0-9][0-9][0-9].pdf \
>     cat output <output>.pdf
>
> The above is an extreme example for the case when you don't have LEADING
> ZEROES. It's also a bad idea if you REALLY have more than a 100 files
> because there's a limit (usually, anyway) to the number of characters in a
> command line (historically, I believe, it was 4096).
>
> Hope this helps,
> -Steve
>
> P.S.- Sometimes things end up with a page type of A4 instead of letterSize
> (a problem in the US and Canada), or end up as letterSize instead of A4 (a
> problem outside of {.us, .ca}). One of {A4, letter} is longer, and the
> other is wider. The differences in {length, width} are, I believe, less
> than 1_inch (2.54_cm).
>
> On Thu, 12 Dec 2013 12:30:31 -0600,
> Michael Moore <stuporglue at gmail.com> wrote:
> > On Thu, Dec 12, 2013 at 12:11 PM, Mike Miller <mbmiller+l at gmail.com>
> > wrote:
> >
> > > On Thu, 12 Dec 2013, Josh More wrote:
> > >
> > >  You need to do it in two steps:
> > >>
> > >> convert *.png test.mng
> > >> convert test.mng test.pdf
> > >>
> > >> This is how I did my security comic book.  The only gotcha is to check
> > >> the page order with an "ls *.png" first.  I had to preface each file
> > >> with the pagenumber (00 - 24) to get them in the right order.
> > >>
> > >
> > I ended up getting the same results with both
> >
> > convert output/*.png output.pdf
> > as with the two-step process.
> >
> >
> > >  I'm not 100% sure that it would work for you, but here's a trick I
> > > sometimes use in this kind of situation (in Bash):
> > >
> > > convert $(\ls -1v *.png) test.mng
> > >
> > > The backslash turns of aliasing (which might be adding color to the
> > > text). The -v option uses "version" ordering of filenames.
> > >
> >
> > I'll have to remember that for the future. I had already sorted and named
> > my pages.
> >
> > In the end I was able to work around the imagemagick page size issue I
> was
> > having by doing an extra padding step to get all the images centered and
> > the right size before converting to pdf.
> >
> > Thanks,
> > Michael Moore
>
> --
> Name: Steve Trapp
> Homepage: http://steventrapp.home.comcast.net
> Email: stevetrapp **AT** comcast **DOT** net
> Locale: en_US.UTF-8 | Location: Upper Midwest
> _______________________________________________
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