[Sidefx-houdini-list] compressed rib?

Colin Doncaster colin.doncaster at rsp.com.au
Thu Mar 16 16:39:39 EST 2006


Thanks for the heads up guys, I've been using catrib in place of  
render but I just thought there might be some other way - I wasn't  
aware that there might be issues with catrib choking on bad rib so  
thanks for pointing that out!  It'll save some debugging time later.

Cheers!

On 17-Mar-06, at 2:05 AM, Jeff Higgins wrote:

> Rob Pieké wrote:
>
>>> If you're only worried about disk space you could wrap your rib  
>>> output in
>>> a call to catrib, I think it has a -binary option, but you might get
>>> subtly different results.
>>
>>
>> And '-gzip'. Just make sure your RIB is "clean". We ran into an  
>> issue where certain RIB files went through the 'render' command  
>> without any problems but would cause 'catrib' to choke. The  
>> culprit, in the end, was a shader OTL that wasn't declaring the  
>> type of each parameter (so you'd end up with something like:  
>> Surface "mySurface" "myParam" [1] ... and then catrib would die  
>> not knowing what kind of parameter 'myParam' was).
>>
>> Cheers!
>> _______________________________________________
>> Sidefx-houdini-list mailing list
>> Sidefx-houdini-list at sidefx.com
>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>
>>
> if you're talking about writing it using the hdk.
>
> i've had success generating binary ribs which are more efficient to  
> render and also give you around 50% less space.  I think its  
> houdini's zlib library which is the culprit for making it a pain in  
> the arse to gzip, because it doesn't play nicely with prman's libzip.
>
> not to sound like a sesi salesman, but it should be fixed in v9.
>
> if you're just talking about generating a rib from your scene then  
> on your renderman rop, instead of using generate script, you using  
> *catrib -binary -gzip > foo.rib *instead of *render* should work.   
> this will save you the overhead of generating ascii and then  
> gzipping it afterwards.
>
> -- 
> .....................................................................
> jeff higgins                                   email: jeff at coredp.com
> c.o.r.e. digital pictures                       http://www.coredp.com
> .....................................................................
>
> _______________________________________________
> Sidefx-houdini-list mailing list
> Sidefx-houdini-list at sidefx.com
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list

--
Colin Doncaster Some Guy -- colin.doncaster at rsp.com.au
----------------------------------------------------------------
rising sun pictures -- http://www.rsp.com.au/
----------------------------------------------------------------
direct line +61 (0)2 9338 6432
mobile ph +61 (0)4 1011 1709
----------------------------------------------------------------
syd ph +61 (0)2 9338 6400 -- fx +61 (0)2 9338 6401
15/16 charles street, redfern, sydney, nsw 2016
----------------------------------------------------------------
adl ph +61 (0)8 8400 6400 -- fx +61 (0)8 8400 6401
level 1, 133 gouger street, adelaide, sa 5000
----------------------------------------------------------------
rising sun research - http://www.risingsunresearch.com/
----------------------------------------------------------------







More information about the Sidefx-houdini-list mailing list