Adding the black is for the benefit of the QuickTime Reference export to the program that makes your Mpeg 2 file, H264 file or other long GOP transcoder. The weak link here is that QuickTime doesn't appear to understand the 'blank' representation of filler at the top and bottom of sequences. So when you use a 3rd party application like squeeze, DVDSP, compressor or <insert favorite transcode software name here> the program has something to latch on to when it is transcoding frames.
This is generally a final step for finishing or outputting, so it shouldn't have to be an issue for someone later. Also, since I always name my title media descriptively, someone else will see "title black for slug" in the name of the clip, and be able to figure out what it is there for.
(which is better than one frame of a shot at the end of the sequence just to create a place holder, from a reel that wasn't delivered with the project...)
Dave Hogan
Burbank, CA
________________________________
From: johnrobmoore <bigfish@pacbell.net>
To: Avid-L2@yahoogroups.com
Sent: Fri, November 20, 2009 10:47:35 AM
Subject: [Avid-L2]Adding title black on exports, was Re: Green frames in DVDSP
Boy in this day and age the render of a black title is virtually insignificant compared to the grief the next guy who inherits the sequence gets trying to figure out what was going on since they can no longer recreate the title black they have to figure out what you did. Just like throwing a sapphire or BCC effect on a title the next guy in online gets hosed unless you slug in the actual title under the effect. Why would you export a long GOP codec to make a DVD? I'm not much of a DVD burner so I'm not up on the intricacies. For an SD DVD I recently read there no point in exporting anything better than DV25. HD is another matter. What would be a common export codec to make a blue ray or other HD DVD?
--- In Avid-L2@yahoogroups .com, Dave Hogan <mactvman@.. .> wrote:
>
> I second this recommendation.
>
> The other reason adding a piece of black title to top and bottom is that many of the codec's being exported to are long GOP, and having that second of black media at the top and bottom of the sequence allows mpeg or H264 or whatever codec something to latch on to for smooth playback start and stop when reviewing via QuickTime, or authoring a DVD. When DVD authoring, this usually gives you a little pad where you can place a start locator, since in DVD authoring, you can only start at the first frame of a GOP.
>
> Also, while video mixdown cures many such ills in the middle of a sequence, a second of title black at the top and bottom seems to still solve some problems with exporting.
>
> I like to use just the fill portion of the title black (step in to the title and drag it out onto the timeline) so that I don't have to render the title footage.
>
> Dave Hogan
> Burbank, CA
>
>
>
>
> ____________ _________ _________ __
> From: Benjamin Hershleder <Ben@...>
> To: Avid-L2@yahoogroups .com
> Sent: Thu, November 19, 2009 6:41:29 PM
> Subject: Re: [Avid-L2] Re: Green frames in DVDSP
>
>
>
> I'll add to Kenton's experience and advice.
> I've had this too -- I think the areas that were filler at the start
> would play as white in the QT.
> I am now of the habit of adding a 1 second black title at the top and
> tail of the sequence, then doing an Expert Render, and then doing the
> export.
>
> HTH,
>
> B
>
>
> Benjamin Hershleder
> http://ContactBen. com
> http://Hershleder. com
>
> Wear It In Post!
> Fun T-shirts, mousepads & more
> for Post Production Professionals
> http://www.WearItIn Post.com
>
>
>
> On Nov 19, 2009, at 5:32 PM, kenton.vannatten wrote:
>
> >
> >
> > Do you have any Filler in the sequence - specifically where the
> > green shows up?
> >
> > In the past, I've seen that sort of thing when there's a mismatch
> > between the QT versions that Avid requires vs what DVDSP (or other
> > such encoder) might be looking for.
> >
> > Some encoders don't process the Avid Filler very well. I'm assuming
> > you're using DVDSP to encode the file?
> >
> > FYI, a Video Mixdown should fix it - and you don't really need to
> > Mixdown anything better than DV25 as it's going to DVD.
> >
> > -kv
> >
> > --- In Avid-L2@yahoogroups .com, Lou Wirth <loutv@> wrote:
> > >
> > > I have an Avid QT reference I am using to make a DVD in SP. Done
> > > this a million times. This time, I get a few seconds of solid green
> > > before the movie starts. Tried several QT reference exports on two
> > > different systems and the results are the same. Timeline is DV
> > > material, fully rendered. MC 2.6.4, DVDSP v2. Has anyone encountered
> > > this? Doing a full QT export now but that will take a while.
> > >
> > > Lou
> > > Lou Wirth Productions
> > > 500Tamal Plaza, Suite 522
> > > Corte Madera, CA 94925
> > > www.louwirth. com
> > > 415-924-9411p
> > >
> >
> >
> >
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------ --------- --------- ------
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> [Non-text portions of this message have been removed]
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