I've just had a terrible time with exactly that format - used the new denoise
tool which cleaned it up well but was very very noisey to begin with - the blue
channel was awful.
Howard
>________________________________
>From: Nick Guth <[email protected]>
>To: Nuke user discussion <[email protected]>
>Sent: Friday, 23 September 2011, 1:56
>Subject: Re: [Nuke-users] Keying Issues with Alexa
>
>
>They were shot to AppleProRes444 (which is the Alexa native format). It's
>straight from the camera in a .mov file format. They were converted to DPX and
>are in the AlexaV3LogC colorspace in nuke. We also tried pulling the raw .mov
>directly into Nuke, but have the exact same result.
>
>
>--
>Nick
>
>
>On Thu, Sep 22, 2011 at 5:51 PM, Deke Kincaid <[email protected]> wrote:
>
>What file format we're they shot to and which colorspace?
>>
>>-deke
>>
>>
>>On Thu, Sep 22, 2011 at 17:44, Nick Guth <[email protected]> wrote:
>>> Read brought in using AlexaV3LogC.
>>> Has anyone had success with keying footage shot on the Alexa? It seems to
>>> have a weird 422 look, but according to the documents it shoots 444. We
>>> brought in the raw .mov from the camera and we're still getting poor
>>> results. I attached an example of the before and after (one click key with
>>> primatte). Why is it keying the edges around highlights?
>>> Two of our shows are now shot on this camera and we're having a difficult
>>> time getting positive results from it. If this was shot on RED it wouldn't
>>> be a problem. Our work around for now is to roto everything and add
>>> selective keys to the roto for details, unfortunately TV schedules don't
>>> allow for such detailed workarounds.
>>> Any help would be appreciated. Thanks!
>>>
>>>
>>> _______________________________________________
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>>> [email protected], http://forums.thefoundry.co.uk/
>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>
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>
>
>
>--
>Nick Guth
>motion . composite . design
>www.nickguth.com
>
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>
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