A Standard for Thumbnailers

[Erlend Davidson]

Benedikt Meurer wrote:
> Erlend Davidson wrote:
>   
>>> Nautilus thumbnailing appears to be quite slow, compared to
>>> thumbnailing of pictures in windows.
>>>
>>> Wouldn't it peform better if thumbnailing didn't require to launch a
>>> program for each single image (using something similar to what fcgi
>>> does for web pages or something ?) 
>>>       
>> 2.4GHz P4... 7 seconds in Thunar to thumbnail 42 jpgs.  Total filesize
>> around 40MB.
>>
>> Can someone do a similar test on Windows?
>>     
>
> Windows Explorer was noticeably faster than Thunar and Nautilus. I've
> tested that some time ago with a large image folder (don't remember the
> numbers).
>
> But this is definitely not a problem with launching a separate
> application, since both Thunar and Nautilus handle JPEG thumbnailing
> internally. Maybe it's libjpeg being slower than the Windows equivalent.
>   
Can you try convert (i.e. imlib) against libjpeg?
ImageMagick does seem to be very quick.
> Maybe the I/O throughput on Windows is better. Maybe the FAT subsystem
> on Windows is generally faster than on FreeBSD/Linux. Dunno.
>
> Benedikt
>