Re: comparing pdfs

[luigi scarso <luigi.scarso@gmail.com>]

On Wed, Oct 21, 2009 at 4:13 PM, luigi scarso <luigi.scarso@gmail.com> wrote:
> Maybe stupid
> Consider this (you must have cow.pdf in the same dir):
>
> %%test-1.tex
> \setupcolors[state=start]
> \setupinteraction[state=start]
> \starttext
> \startfrontmatter
> \completecontent
> \stopfrontmatter
> \startbodymatter
> \chapter{Chapter}
> \section{Section}
> \input tufte
> \externalfigure[cow]
> \chapter{Chapter 2}
> \section{Section}
> \input knuth
> \stopbodymatter
> \stoptext
>
> with markii
> $>texexec --pdf test-1.tex
> $>cp test-1.pdf test-1a.pdf
> $>texexec --pdf test-1.tex
> $>pdftoppm test-1a.pdf  test-1a-
> $>pdftoppm test-1.pdf  test-1-
> $> cmp test-1a.pdf test-1.pdf
> test-1a.pdf test-1.pdf differ: byte 35086, line 220
> of course at least /ID is different
>
> $>for j in `seq 1 4`; do cmp test-1a--$j.ppm test-1--$j.ppm ; done
> and, again of course, *no differences* because the files are equals page-by-page
> -- so they are equals
>
> Is there a way more quick and clean than  for cycle and ppm files?
Any idea ?


-- 
luigi
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