From: vaino.jarvela@pp.inet.fi (=?iso-8859-15?B?VuRpbvYgSuRydmVs5A==?=)
Date: Fri, 19 Sep 2003 10:16:50 +0300
Subject: [Tiff] Stripsize when writing as scanlines (and huge image flipping).
In-Reply-To: <3F69B54D.2010506@pobox.com>
References: <20030918104244.GA1318@vital> <3F69AE91.9090205@pobox.com> <20030918132825.GA17297@vital> <3F69B54D.2010506@pobox.com>
Message-ID: <20030919071650.GC2106@vital>

On Thu, Sep 18, 2003 at 09:38:21 -0400, Frank Warmerdam wrote:
> Väinö Järvelä wrote:
> >Sorry, i forgot to mention that i'm using CCITTFAX4 -compression.
> 
> Väinö,
> 
> Ahh, well that makes for very short runs for the fax compression to take
> advantage of.  Also, I think the fax compression is window based (2D).  If
> so, 1 row strips would be very inefficient.

Is there any other way to have random-access(actually just
reverse-access) support for writing or reading of scanlines? Or do i
have to change my scanline output routines to pack them into '?' sized
strips?

> 
> Best regards,
> 
> -- 
> ---------------------------------------+--------------------------------------
> I set the clouds in motion - turn up   | Frank Warmerdam, 
> warmerdam@pobox.com
> light and sound - activate the windows | http://pobox.com/~warmerdam
> and watch the world go round - Rush    | Geospatial Programmer for Rent
> 
> 

-- 
Väinö Järvelä

