Message-ID: <518218E9.5000102@dunslane.net>
Date: Thu, 02 May 2013 03:42:33 -0400
From: Andrew Dunstan <andrew@dunslane.net>
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To: Gavin Flower <GavinFlower@archidevsys.co.nz>
CC: Peter Eisentraut <peter_e@gmx.net>, Fabien COELHO <coelho@cri.ensmp.fr>,
	PostgreSQL Developers <pgsql-hackers@postgresql.org>
Subject: Re: Documentation epub format
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On 05/01/2013 11:36 PM, Gavin Flower wrote:
> On 02/05/13 15:23, Peter Eisentraut wrote:
>> On Wed, 2013-05-01 at 18:27 +0200, Fabien COELHO wrote:
>>> I must admit that there is a bit of a disappointement as far as the
>>> user experience is concerned: the generated file is barely usable on
>>> an iPad2 with the default iBooks reader, which was clearly not
>>> designed for handling a "4592" pages book (from its point of view).
>> Well, clearly there are mainstream books that have 1000 pages, so it
>> ought to be designed for that.  It's not clear to me then why it
>> necessarily must fail at 4000 pages.  I think you might want to run some
>> experiments to see what the reader can handle before we start doing
>> anything.
>>
>>
> There might be something silly in some eReaders, like reserving 12 
> bits for page numbers internally - as 'no one will ever want a book 
> with more than 4095 pages!'?
>
>
>


My ancient Sony PRS-505 e-reader has the epub paginated at 5200 pages, 
and it seems to work just fine, if a bit slowly.

It's possibly worth noting that the epub is about 1.5 times the size of 
that for War and Peace.


cheers

andrew


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