[Sidefx-houdini-list] COPs, PNG and Linux?
seanl at rainmaker.com
Wed Jan 23 07:26:13 EST 2008
Have you tried querying the files with iinfo or iprint, both of which
are Houdini utilities? If these bail, I guess it's a problem with
Houdini being able to read the .png files.
Darran Edmundson wrote:
> Peter Bowmar wrote:
>> Hi Darran,
>> What are the errors you're getting?
> That's the bizarreness, no errors via hscript. Just the situation that
> when the COPnet ROP output is .png, nothing written to disk, and when
> the output is .pic, a 245kb image with all black. The only thing I can
> think off is a Linux issue with reading the source .png files? But
> since I can't actually see the COP viewport ...
>> Peter B
>> On 23/01/2008, Darran Edmundson <darran at edmstudio.com> wrote:
>>> I have a COP network that works under XP (H9.0.794) but is failing
>>> without errors when executed under Linux. Unfortunately this Linux box
>>> is headless so we can't run houdini in graphical mode, hscript only.
>>> hscript comp.hip
>>> > cd /img/final
>>> > opparm -c ./OUTPUT_ROP execute
>>> The source images are .png. If I make the destination image format
>>> .png, no files get created. However, if I make the destination image
>>> format .pic, files are created but are 250kb blanks rather than the
>>> expected 3.5Mb output I get running the above in a textport on my XP
>>> Any suggestions for tracking down the problem on the headless Linux box?
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