On Fri, Dec 28, 2012 at 2:58 AM, Victor Oliveira wrote:

>> And so, some tests:
>>
>> 1. OpenCL version of motion-blur:  1.0 s  (GeForce GT 430,   year 2012)
>> 2. CPU version of motion-blur:     >10 s  (Pentium 4 3.0GHz, year 2003)
>> 3. GIMP's old version motion blur: ~2 s (faster, much faster gegl's)
>>
>> 10x times faster. But my CPU significantly slower and older than GPU.
>>
>> In this case I hope GIMP will keep his fast (even if 8bit-per-color)
>> filters, sometimes speed is the main thing in image processing. Or
>> may be GEGL will have faster operations for 8-bit data?
>
> But that's the point of using the GPU! We can have good and awesome
> floating-point precision and speed :)

Since your reply landed to my inbox before the original mail, how was
CPU version measured?

Alexandre Prokoudine
http://libregraphicsworld.org
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