[reportlab-users] Writing smaller image-only PDFs

Chris Jerdonek jerdonek at gmail.com
Thu Feb 9 11:44:07 EST 2006

> Date: Thu, 09 Feb 2006 17:27:50 +1100
> From: Nicholas Watmough <nickw at deakin.edu.au>
> Subject: Re: [reportlab-users] Writing smaller image-only PDFs
> To: Support list for users of Reportlab software
> 	<reportlab-users at reportlab.com>
> Message-ID: <43EAE0E6.1010804 at deakin.edu.au>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> Each JPEG is about 0.5MB, so the combined size would be about 5.5MB.
> However, I tried saving the JPEGs individually through the commercial
> tool (Omnipage), and the JPEGs were the same size as when saved through
> Python. But the imge-only PDF produced by Omnipage was 0.4MB, and the
> one produced through reportlab was 7.8MB.

How big is the Omnipage file if you first save them as JPEGS and then 
create the Omnipage PDF from that?  I bet it will also be big.  It 
sounds like all the compression is happening in the scanning process.


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