Wednesday, July 17, 2013

[Avid-L2] Re: Avid Seg AAF'd to Resolve for transcoding then .mov export skips frames?

 

Oh he is and he's the one who figured out double clicking in the timeline loads the clip into the source monitor. It's a lot to be expected of someone who has never used Resolve before and of course has never been sent to a class to have a fighting chance.

--- In Avid-L2@yahoogroups.com, mike parsons <mikeparsons.tv@...> wrote:
>
> My professional advice is to have a sick day.
>
> Let the guy who did all the transcodes sort it out.
>
> Mike
>
>
> On Thu, Jul 18, 2013 at 7:31 AM, johnrobmoore <bigfish@...> wrote:
>
> > **
> >
> >
> > Well this Resolve is so under powered it won't even play the sequence of
> > DNX 220 media in real time even with the 2nd Quadro card. Given they
> > decided to work from DNX and not the Red Raw files I really don't see the
> > big advantage to Resolve on this project. They linked ama to Red Epic files
> > in Avid then aaf'd sringouts of the reels to Resolve so Resolve could do
> > the transcode to DNX, for some reason the AE station would line ama to Red
> > but not transcode. My station does. After the transcodes were done then
> > back to avid to relink the sequence to the transcodes and send a new aaf to
> > Resolve of the entire sequence. Now color correction and render out the
> > individual clips. Oh and then for some reason some of the rendered out
> > colored clips have different time code from the original. I'm told some are
> > off a minute or so, not consistent so I'm told. If your head is spinning to
> > much after all that the frame skipping error was detected in Resolve. I
> > tried my own test to link to the Red Raw files ama on my SNDX but most of
> > the clips are an hour plus lone and when I get one reel to ama mount volume
> > many of the reels will mount the ama volume but then I get an error when
> > trying to view them in the source monitor. I've got 14 GB of ram on a mac
> > pro 3.1 8 core running SNDX 6.0.1 and I get all this grief just trying to
> > link to the raw files ama. Oh well I really think I'd be done if we did
> > this in Avid and nobody at home would notice the noise reduction they are
> > using in Resolve.
> >
> >
> > --- In Avid-L2@yahoogroups.com, "Terence Curren" <tcurren@> wrote:
> > >
> > > Don't you wish now that avid had been updating the color corrector all
> > these years? If we have to suffer with going out to another system to
> > finish, then it doesn't matter where you offline. FCPX, Premiere, heck even
> > Vegas.
> > >
> > > --- In Avid-L2@yahoogroups.com, "johnrobmoore" <bigfish@> wrote:
> > > >
> > > > So today on further analysis it turns out the skipped frames are
> > actually in the Resolve timeline. When we go to sections with a skip we can
> > see the source time code actually jump one frame at the skip. This makes
> > sense giving there is a skip but this are within clips on the timeline.
> > There is no edit point reflected in the clip that would account for a 1
> > frame shift. Also if we find the clip in the media pool it is clean with no
> > frame skip and if we cut that into the show timeline on an upper track
> > there is no skip there.
> > > >
> > > > The skipping clips came in as an aaf from Avid and it's not all the
> > clips just every so often. I can't help still thinking there is some
> > misinterpretation of 29.97 to 30 or vice versa going on. As far as I know
> > all the settings involved in this are set to 29.97 or perhaps 59.94. Kinda
> > frustrating.
> > > >
> > > > --- In Avid-L2@yahoogroups.com, John Moore <bigfish@> wrote:
> > > > >
> > > > > This one hour show was offlined in Avid using downconverts from
> > multiple Red Epics. The finished offline sequence was decomposed in avid
> > and then stringouts of the reels were made into timelines to facilitate
> > exporting aafs of the string outs linked to the origial R3D files. This
> > was done to transcode the need footage to DNX 220. Apparently the AE could
> > not get his Avid 6.x to do the transcodes from ama linked R3D files. My
> > similar system does but his doesn't. So the transcodes were done in
> > Resolve. I'm not sure if those transcodes were then linked back up in Avid
> > and a new aaf of the timeline was sent to Resolve for color correction but
> > that is my guess at this point. The problem we are seeing now is that the
> > .mov in ProresHQ exported from Resolve of the final show is skipping frames
> > ever minute or so. These are a complete skipped frames that I have
> > confirmed are not skipped on the original R3D files. My gut feels like
> > something is
> > > > > going on between 29.97 and true 30. The footage was shot 29.97P but
> > I'm wondering if in one of the myriad of transcodes there could have been
> > some link in the chain that was trying to in essence frame rate convert and
> > thereby caused the skipping frame every so often. I stepped through field
> > by field or Psf by Psf to be more accurate and it's definately skipping
> > over a complete frame. Nothing like a frame being doubled up it's a
> > missing frame that exists in the original. Anybody seen this type of
> > behavior? I was not involved in the workflow so I'm trying to back
> > engineer something that hasn't really been engineered from the start. TIA
> > > > >
> > > > >
> > > > > John Moore
> > > > > Barking Trout Productions
> > > > > Studio City, CA
> > > > > bigfish@
> > > > >
> > > > > [Non-text portions of this message have been removed]
> > > > >
> > > >
> > >
> >
> >
> >
>
>
> [Non-text portions of this message have been removed]
>

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