[scribus] scribus Digest, Vol 91, Issue 30

[Khaled Hosny]

On Sat, Oct 31, 2015 at 07:11:03PM -0400, Gregory Pittman wrote:
> On 10/31/2015 06:38 PM, Great Dane wrote:
> > On 1 November 2015 at 02:16, Johannes Deutch <zelbstzz at gmail.com> wrote:
> > 
> >> For Windows, the following thread, "How to convert PDF File into smaller
> >> size" will give you a couple of leads:
> >>
> >>
> >> http://www.techsupportalert.com/freeware-forum/home-office-and-productivity/2442-how-to-convert-pdf-file-into-smaller-size.html#post16978
> > 
> > 
> > This prompted me to try something to see if it worked. (BTW my first post,
> > I am no expert, but hopefully may be of some use to the group)
> > 
> > I have Windows 7 Professional, and use Acrobat Pro 10. I opened a 13 page
> > document authored in Scribus and exported as a pdf, which was just over 3mb
> > in size in Acrobat. I then clicked Print, chose Adobe pdf, clicked on
> > Properties, and then the Adobe pdf settings, changed the Default Settings
> > to smallest file size, then OK and Print, saving it with an altered file
> > name. The resulting file was down to just under 700kb.
> > 
> > Looking at both files at 100%, I can hardly see any change of quality of
> > the images, and none for text. Certainly if your “clientele” have problems
> > handling larger file sizes in emails, this seems to work for me.
> > 
> > Trying the Save As>Reduced File Size pdf, hardly made any significant
> > difference in file size, whereas this little procedure certainly did.
> > 
> 
> I can understand that this would work, but it's a black box solution.
> What does Acrobat do to accomplish this?

You can always uncompress both PDFs and compare them, it is not like PDF
is some obscure binary format. It is also a good exercise for some one
trying to improve how Scribus writes PDF files, which AFAICT isn’t its
greatest strength.

Regards,
Khaled