Return-Path: <tiff-bounces@remotesensing.org>
Received: from xserve.flids.com (adsl-065-083-169-202.sip.mco.bellsouth.net [65.83.169.202])
        by inmx019.isp.belgacom.be (8.12.11/8.12.11/Skynet-IN-2.32) with ESMTP id j2UF1IMh011537
        for <joris.at.lebbeke@skynet.be>; Wed, 30 Mar 2005 17:01:18 +0200
        (envelope-from <tiff-bounces@remotesensing.org>)
Received: from adsl-065-083-169-202.sip.mco.bellsouth.net (localhost [127.0.0.1])
	by xserve.flids.com (Postfix) with ESMTP
	id 746DB194108F; Wed, 30 Mar 2005 10:01:01 -0500 (EST)
X-Original-To: tiff@remotesensing.org
Delivered-To: tiff@remotesensing.org
Received: from scooby.simplesystems.org (scooby.simplesystems.org
	[65.66.246.67])
	by xserve.flids.com (Postfix) with ESMTP id 7A41B194106C
	for <tiff@remotesensing.org>; Wed, 30 Mar 2005 10:00:59 -0500 (EST)
Received: from blade.simplesystems.org (blade.simplesystems.org [65.66.246.74])
	by scooby.simplesystems.org (8.12.10+Sun/8.12.10) with ESMTP id
	j2UF0sAi023814; Wed, 30 Mar 2005 09:00:58 -0600 (CST)
Date: Wed, 30 Mar 2005 09:00:54 -0600 (CST)
From: Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
X-X-Sender: bfriesen@blade.simplesystems.org
To: Edward Lam <edward@sidefx.com>
Subject: Re: [Tiff] RFC: fast 'copy free' tiff decoding
In-Reply-To: <424A305B.2010804@sidefx.com>
Message-ID: <Pine.SOC.4.60.0503300858140.8945@blade.simplesystems.org>
References: <20050330001802.GB4298@hank.shelbyville.oz>
	<Pine.SOC.4.60.0503292118290.8945@blade.simplesystems.org>
	<424A305B.2010804@sidefx.com>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: tiff@remotesensing.org
X-BeenThere: tiff@remotesensing.org
X-Mailman-Version: 2.1.2
Precedence: list
List-Id: TIFF and libtiff discussion  <tiff.remotesensing.org>
List-Unsubscribe: <http://xserve.flids.com/mailman/listinfo/tiff>,
	<mailto:tiff-request@remotesensing.org?subject=unsubscribe>
List-Archive: <http://xserve.flids.com/pipermail/tiff>
List-Post: <mailto:tiff@remotesensing.org>
List-Help: <mailto:tiff-request@remotesensing.org?subject=help>
List-Subscribe: <http://xserve.flids.com/mailman/listinfo/tiff>,
	<mailto:tiff-request@remotesensing.org?subject=subscribe>
Sender: tiff-bounces@remotesensing.org
Errors-To: tiff-bounces@remotesensing.org
X-UIDL: 000000000023ceae.00000037
X-MSP-STORE: Wed, 30 Mar 2005 17:01:22 +0200
Status:   

On Tue, 29 Mar 2005, Edward Lam wrote:

> Bob Friesenhahn wrote:
>> Based on my own testing, libtiff's performance is quite good.  The library 
>> is very robust and well tested.
>
> Has anyone done any profiling in order to find out what type of bottlenecks 
> currently exist in libtiff?

In my experience, the bottlenecks are in the system hardware and 
operating system, not libtiff.  By definition, if the bottleneck is 
outside of libtiff, then libtiff does not have a bottleneck. :-)

This holds true for uncompressed files.  Compressed formats are 
another matter entirely.

Bob
======================================
Bob Friesenhahn
bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
_______________________________________________
Tiff mailing list
Tiff@remotesensing.org
http://xserve.flids.com/mailman/listinfo/tiff
