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From: Thom Brown <[email protected]>
To: Bruce Momjian <[email protected]>
Cc: Peter Eisentraut <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Rafael Martinez <[email protected]>
Cc: pgsql-docs <[email protected]>
Cc: Marc Fournier <[email protected]>
Subject: Re: Documentation and explanatory diagrams
Date: Sat, 3 Jul 2010 13:59:00 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

On 3 July 2010 03:41, Bruce Momjian <[email protected]> wrote:
> Peter Eisentraut wrote:
>> On fre, 2010-07-02 at 22:15 -0400, Bruce Momjian wrote:
>> > > 500k of source for just half a dozen simple images?  There's
>> > something
>> > > seriously wrong there.  I suspect the PNGs could be compressed a lot
>> > > more, but right now I'm wondering exactly how verbose the dia
>> > "source"
>> > > representation is.
>> >
>> > Here is the PNG URL:
>> >
>> >         http://momjian.us/expire/pgsql-docs/img/
>> >
>> > and the dia files:
>> >
>> >         http://momjian.us/expire/pgsql-docs/dia/
>>
>> The dia stuff is XML that should compress well.
>
> Gzip takes the dia directory from 526k to 42k.  And of course gzip does
> little for the PNG files.
>

How configurable is the generation process for these PNGs?  It's just
that they don't appear to be optimised.

For example, pgclient_server.png is created at 75,089 bytes, but can
be reduced to 15,643 bytes like in the attached file
(pgclient_server2.png) by using a 16-colour indexed palette.

Thom


Attachments:

  [image/png] pgclient_server2.png (15.3K, 2-pgclient_server2.png)
  download | view image

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