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Date: Mon, 10 May 2010 16:07:31 -0400
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From: Olivier Paquet <olivier.paquet@gmail.com>
To: Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
Cc: Tiff List <tiff@lists.maptools.org>
Subject: Re: [Tiff] Increasing the number of files loadable through libtiff
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On Mon, May 10, 2010 at 3:10 PM, Bob Friesenhahn
<bfriesen@simple.dallas.tx.us> wrote:
> On Mon, 10 May 2010, Olivier Paquet wrote:
>>
>>> From a quick glance at the code, reading a directory looks like a
>>
>> single seek and 3 reads. Reading a tile/strip looks like one seek and
>> one read. It shouldn't be too bad for most files.
>
> And the directory tag values as well?

Oh right. I knew I must have missed something hidden deep in there :]
It's probably not catastrophic for most images but I guess it does
justify the use of memory mapped files.

> Running out of address space continues to be an issue on 64-bit systems.
> =A0Just because a system runs a 64-bit OS does not mean that the system is
> equipped for extra capacity.

True, there can still be arbitrary limits which are low. I guess I'm
being too optimistic when it comes to operating systems making good
use of hardware. I should know better given that this thread started
with the good old 1024 handle limit.

Olivier
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