[Sugar-devel] Testing the production & use of ebooks- Try get IA Books rather then read e-books?

[samy boutayeb]

Le dimanche 30 mai 2010 à 20:48 -0500, James Simmons a écrit :
> Thomas,
> 
> If Read in Mirabelle can't do DjVu it's because the DjVu plugin to
> evince is missing.  Evince itself is present if it can read PDFs.  I
> hope that can be fixed in Mirabelle, because DjVu is a good format for
> e-books.

-rw-rw-r-- 1 samy samy  2119496 2010-05-28 22:58 livre1page3.jpg
-rw-rw-r-- 1 samy samy  1738816 2010-05-28 22:57 livre1page6.jpg
-rw-r--r-- 1 samy samy   446378 2010-05-28 22:33 test_ebook.djvu
-rw-r--r-- 1 samy samy  3818867 2010-05-28 18:58 test_ebook.pdf

One advantage from the djvu format, at least in this particular case (an
ebook built from 2 jpeg pages), is that the djvu file is smaller then
the pdf file.

Regards,

Samy

> 
> James Simmons
> 
> On Sun, May 30, 2010 at 2:16 PM, Thomas Gilliard <satellit at attglobal.net> wrote:
> >
> >
> > samy boutayeb wrote:
> >>
> >> Hi,
> >>
> >> OLPC France's folks are trying to produce real-world ebooks with the
> >> partnership of a malagasian publisher, in order to give them to our
> >> deployments in Madagascar.
> >>
> >> So, we are testing the production & the use of those documents, based on
> >> James Simmons book "The Readers are the
> >> Leaders" ( http://en.flossmanuals.net/ReadingandSugar/Introduction ),
> >> and using as source file 2 jpeg files with mixed text & color images
> >>
> >> Our observations are:
> >>
> >> 1/ jpeg > pdf (1 page):
> >> production: open jpeg with gimp + print it to pdf
> >> reading: with Read: ok
> >> 2/ jpeg > pdf (multipage pdf):
> >> production: convert *.jpg test_ebook.pdf
> >> reading: with Read: ok (without rotation)
> >> 3/ pdf > djvu (2 pages)
> >> production: pdf2djvu -o test2.djvu test_ebook.pdf
> >> reading: on a xo with Read: ok
> >> 4/ jpeg > djvu (1 page)
> >> production: c44 "livre1 page3.jpg" (one page by page)
> >> reading: DjView3 on a linux pc: ok
> >> reading: on a xo with Read: ok (without rotation)
> >> 5/ jpeg > djvu (2 pages in batch)
> >> using the script mkdjvus.py from (
> >> http://en.flossmanuals.net/ReadingandSugar/MakingDjVus )
> >> résult: ugly: 1 b/w page, with the 2 source page overimposed, and
> >> resulting in a unreadable page
> >>
> >> 3 additional observations:
> >> - The reading from Read in Mirabelle (Soas3) doesnt work (the error
> >> message says "Failed to start").
> >> - The rotation doesnt work on the XO 1.5
> >>
> >
> > I just used Get IA Books 5.0 to do download of color/b&W/DejaVue books and
> > read them with read 86 on XO-1 G1G1 os240py (0.88.0 sugar)
> > I just replied to your post about it versus Mirabelle Read 86 performance.
> > (Also I noticed: Some books are not available in all three formats)
> > (Read 86 still fails to start in Mirabelle after these downloads with the
> > lack of evince being present.)
> >
> > Cordially;
> >
> > Tom Gilliard
> > satellit
> >>
> >> - The Read Etexts activity doesnt see/open the pdf/djvu file
> >>
> >> FWIW, regards,
> >>
> >> Samy
> >>
> >> _______________________________________________
> >> Sugar-devel mailing list
> >> Sugar-devel at lists.sugarlabs.org
> >> http://lists.sugarlabs.org/listinfo/sugar-devel
> >>
> >>
> >
>