[Sidefx-houdini-list] Render speed - quantization bit depth

Neil Dickson ndickson at sidefx.com
Wed Mar 9 14:06:18 EST 2016

If you mean the quantization of the output image, it'll have negligible 
impact on the total time, since Mantra primarily uses 32-bit floats for 
data internally, and only converts *after* filtering the image, when 
saving the image data.


On 09/03/2016 1:52 PM, Larry Giunta wrote:
> Hello all,
> Working on a spot and trying to get render times down to a reasonable time without compromising quality too much
> I’m playing with a lot of settings that affect quality and render times quite a bit.
> I’m wonder if “quantization" settings affect render times at all?
> I know files sizes will go up a lot between say “8 bit integer” and "16 bit float".
> But in testing so far I’m not noticing much of a time difference between settings.
> Is it safe to assume that the actual render times will not be affect much between these settings?
> Thanks as always.
>> Larry Giunta
> Creative Director
> G Creative Studios
> (978)276-0600
> www.gcreativestudios.com
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