If your using FusionIO or an SSD then dpx is considerably faster,
especially if you localise the footage.  Over a slower network, less of a
speed difference vs decompression time.

-----
Deke Kincaid
Creative Specialist
The Foundry
Mobile: (310) 883 4313
Tel: (310) 399 4555 - Fax: (310) 450 4516

The Foundry Visionmongers Ltd.
Registered in England and Wales No: 4642027


On Thu, Aug 8, 2013 at 7:51 PM, Randy Little <[email protected]> wrote:

> J might that depend on network load since a zips exr is smaller then a dpx
> of the same resolution?  Plus if you are trying to save disk space.   I use
> DPX's internally here but I have worked at places where everything is
> converted to EXR in ingest to save space and bandwidth according to the IT
> guy.
>
> Randy S. Little
> http://www.rslittle.com/
> http://www.imdb.com/name/nm2325729/
>
>
>
>
> On Thu, Aug 8, 2013 at 6:00 PM, J Bills <[email protected]> wrote:
>
>> dpx's are a fair amount faster in Nuke than EXR, in my tests.  I suppose
>> we'll hit a point where the camera sensors can capture more than 16 bit and
>> then EXR might get the call, but until then, viva la dpx for live action
>> plates.  EXR for cg renders, though, obviously.
>>
>> I need to update my little test with EXR 2.0 one of these days, give it a
>> go
>>
>> quicktimes have no place in a Nuke script.  I mean, they can work and I
>> haven't seem them wreck stability every time, but best to get them ran out
>> and swapped in with image seqs before you take anything to a renderfarm,
>> that's for sure!
>>
>> Nice for editing and possibly for lightweight review, but that's about
>> the extent of Quicktime's usefulness.
>>
>> Brenden Bolles (proEXR plugin guy) has said publically he's working on a
>> container format that would use OpenEXR as a base - essentially an openEXR
>> quicktime.  Finally, lossless and float!  Although it will likely be .ogg
>> or something thereabouts if I recall.  This would be nice!  I'm not a fan
>> of ProRes.  You can say "perceptibly lossless" all you want, but it's still
>> lossy and where I come from that ain't good.  I hate that editors seem to
>> toss it around like it's lossless.
>>
>>
>>
>>
>> On Thu, Aug 8, 2013 at 4:06 PM, John Coldrick <[email protected]>wrote:
>>
>>> No, it's early days yet.  I would agree that it's likely network usage
>>> would go up but we have yet to test it.  Just interactively comparing, the
>>> speed was about the same, but I get that doesn't translate directly to
>>> heavy usage in the middle of the day.  Quite frankly I think it's not a
>>> good idea, I was looking for someone doing violent wave-offs to save me the
>>> trouble.  :)
>>>
>>> But yeah, I'll check that, thanks!
>>>
>>> Cheers,
>>>
>>> J.C.
>>>
>>>
>>> On Thu, Aug 8, 2013 at 7:00 PM, Randy Little <[email protected]>wrote:
>>>
>>>> Did you check network and render farm memory usage with QT vs DPX?   I
>>>> would think DPX put a lot less load on the nework.  Also why dpx.  exr with
>>>> zips is smaller and at least as fast which in turn would lessen your
>>>> network load during render or working even more.   No? yes?  am I still
>>>> asleep trying to remember how plus works after 20 year of doing this?
>>>>
>>>> Randy S. Little
>>>> http://www.rslittle.com/
>>>> http://www.imdb.com/name/nm2325729/
>>>>
>>>>
>>>>
>>>>
>>>> On Thu, Aug 8, 2013 at 3:56 PM, John Coldrick 
>>>> <[email protected]>wrote:
>>>>
>>>>> Hey all - we typically pull our plates from the above files and output
>>>>> to dpx files for compositing.  Someone here has been pushing for just 
>>>>> using
>>>>> the original quicktimes directly in comp(we've gotten a fix from the 
>>>>> latest
>>>>> release notes that addresses a subtle colour shift between nuke and
>>>>> compressor).  Apart from the arguments about speed(we found in the end 
>>>>> it's
>>>>> actually pretty similar) and workflow(head in and out and the rest we can
>>>>> probably handle), it struck me that stability is a potential problem.
>>>>>  We're running windows here(win7 64 bit), and I was able to make some
>>>>> quicktime crashes pretty trivially with Nuke 6.3v4 through 7.0v8(same
>>>>> triggers, same crash, which suggests the issue is with quicktime).
>>>>>
>>>>> I'm arguing no for stability reasons, but I can see the benefits if it
>>>>> works - just wondering if anyone here has done this with any success or
>>>>> wildly wave their hands saying 'nooooooo!'.
>>>>>
>>>>> Thanks in advance
>>>>>
>>>>> J.C.
>>>>>
>>>>> _______________________________________________
>>>>> Nuke-users mailing list
>>>>> [email protected], http://forums.thefoundry.co.uk/
>>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Nuke-users mailing list
>>>> [email protected], http://forums.thefoundry.co.uk/
>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>>
>>>
>>>
>>> _______________________________________________
>>> Nuke-users mailing list
>>> [email protected], http://forums.thefoundry.co.uk/
>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>
>>
>>
>> _______________________________________________
>> Nuke-users mailing list
>> [email protected], http://forums.thefoundry.co.uk/
>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>
>
>
> _______________________________________________
> Nuke-users mailing list
> [email protected], http://forums.thefoundry.co.uk/
> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>
_______________________________________________
Nuke-users mailing list
[email protected], http://forums.thefoundry.co.uk/
http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users

Reply via email to