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2015.01.01 17:12 "Re: Fast TIFF Reading on Windows", by Bob Friesenhahn
2015.01.01 17:27 "Re: Fast TIFF Reading on Windows", by <jcupitt@gmail.com>
2015.01.01 20:24 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.01 20:20 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.03 05:24 "Re: Fast TIFF Reading on Windows", by Edward Lam
2015.01.05 03:36 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 03:39 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 04:49 "Re: Fast TIFF Reading on Windows", by Bob Friesenhahn
2015.01.05 09:53 "Re: Fast TIFF Reading on Windows", by <jcupitt@gmail.com>
2015.01.05 13:47 "Fwd: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 13:47 "Fwd: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 14:07 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 15:05 "Re: Fast TIFF Reading on Windows", by Bob Friesenhahn
2015.01.05 19:38 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.07 10:53 "Re: Fast TIFF Reading on Windows", by Roger Leigh
2015.01.07 15:26 "Re: Fast TIFF Reading on Windows", by Bob Friesenhahn
2015.01.05 14:03 "Re: Fast TIFF Reading on Windows", by Edward Lam
2015.01.05 14:08 "Re: Fast TIFF Reading on Windows", by Aaron Boxer
2015.01.05 17:57 "Re: Fast TIFF Reading on Windows", by Edward Lam

2015.01.05 14:08 "Re: Fast TIFF Reading on Windows", by Aaron Boxer

On Mon, Jan 5, 2015 at 9:03 AM, Edward Lam <edward@sidefx.com> wrote:

> On 04/01/2015 10:36 PM, Aaron Boxer wrote:
>
>> My very informal benchmark (windows 7, SSD,  RamMAP tool to clear OS
>> file cache before each run):
>>
>> 1) twiddling windows flags made no difference to speed
>> 2) TIFFOpenfile with mode "ru" i.e. disabling memory mapping, was 3
>> times slower than with default flag "r"
>>
>> So, my conclusion is that memory mapping is the way to go for performance.
>>
>
> I assume you mean "rm"? I don't think "u" has any meaning.
>
>
Hmmmmm.  I have the latest code, and 'u' is used in this version to disable
memory mapping.