Trim the audio twice?
Once from the top and once from the tail.
Robert @
Red Truck
Toronto, CA
Video to go!
----- Original Message -----
From: "Jeff Kreines" <jeffkreines@mindspring.com>
To: <FinalCutPro-L@yahoogroups.com>; <Avid-L2@yahoogroups.com>
Cc: "Jeff Kreines" <jeffkreines@mindspring.com>
Sent: Friday, February 24, 2012 8:00 PM
Subject: [Avid-L2] Re: [FCP-L] Need Help with Simple Editing of VIDEO_TS
files
> Thanks so far for all the help.
>
> I have a demuxed version with 1 long AC3 audio file and 1 long video file.
> So far so good.
>
> I need to drop 3 frames in the middle of the audio track.
>
> Ideally I want a program that opens an AC3 file, lets me edit it (cutting
> out a few frames) and slide the latter part of the track so there is no
> gap (and there is sync) and save it as one track.
>
> Audacity claims to open AC3 tracks but doesn't seem to work -- it shows a
> file of the right length, but no waveform or audio.
>
> MPEG Streamclip plays the file, but appears to only let me select an in or
> out for a clip and trim it. It doesn't appear to let me do this to the
> head section and tail section and splice the two together!
>
> This is simple stuff I did in the early 90s on a Dyaxis, before ProTools
> existed.
>
> Should I convert the AC3 to something else? That seems to be the easiest
> path.
>
> Jeff
>
>
> On Feb 24, 2012, at 5:22 PM, Rich Young wrote:
>
>> I haven't done DVDs for awhile but Adobe Encore DVD added cuts editing as
>> well as a imports of VOB files several years ago. It worked then...
>> Rich
>>
>> --- On Fri, 2/24/12, Jeff Kreines <jeffkreines@mindspring.com> wrote:
>>
>>
>> Tod:
>>
>>
>>
>> That is what I figured...
>>
>>
>>
>> I am able to do the fix with just deleting a couple of frames of audio.
>> Works properly with the project exported to FCP.
>>
>>
>>
>> Is there a way (with MPEG Streamclip) to delete the audio that is muxed
>> into the VOB files and replace it with new audio (preferably one piece
>> for the entire 90 minute film)?
>>
>>
>>
>> That way theoretically the picture would remain as is...
>>
>>
>>
>> Any thoughts?
>>
>>
>>
>> Jeff
>>
>>
>>
>> On Feb 24, 2012, at 2:19 PM, Tod Hopkins wrote:
>>
>>
>>
>>> Even if you manage to hack your way through this, the resulting DVD is
>>> unlikely to work properly. Nothing is designed to edit VOB files "in
>>> situ" as far as I know.
>>
>>>
>>
>>> You could use MPEGStreamclip to extract all the elementary streams from
>>> the VOB which you can re-edit and then reauthor back to a new DVD.
>>
>>>
>>
>>> I'm not sure if anything can edit an MPEG elementary stream without
>>> recompressing on output. You need the continuous GOP structure.
>>
>>>
>>
>>> Cheers,
>>
>>> tod
>>
>>>
>>
>>> On Feb 24, 2012, at 2:39 PM, Jeff Kreines wrote:
>>
>>>
>>
>>>> Forgive the crossposting.
>>
>>>>
>>
>>>> I have what should be a simple problem to deal with.
>>
>>>>
>>
>>>> I have a DVD of a film that was compressed on a high-end system from a
>>>> Digibeta master.
>>
>>>>
>>
>>>> I can't access the Avid files (Meridien Symphony) because one of the
>>>> drives in a RAID (not 5) died. I can't redigitize because I sold my
>>>> Digibeta deck.
>>
>>>>
>>
>>>> There is a point where 2 frames of picture were dropped, apparently on
>>>> the Digibeta master, and after that the audio is 2 frames out of sync.
>>>> There is a simple place to add two frames of picture (it's black) right
>>>> near the missing frames. Simple, right?
>>
>>>>
>>
>>>> I would prefer to keep the files encoded as they are, rather than
>>>> export them to QT or some other format and re=compress them.
>>
>>>>
>>
>>>> When I open the files from the DVD in MPEG Streamclip -- the audio
>>>> folder is empty -- I get 6 VOB files -- names VTS_01_0.VOB and the
>>>> like. There are other files that MPEG Streamclip can not open -- BUP,
>>>> IFO. There is also a very small file named VIDEO_TS.VOB.
>>
>>>>
>>
>>>> When I open the files that will open in MPEG Streamclip, the video
>>>> plays but no audio. Open the same files in VLC and the audio plays, no
>>>> problem.
>>
>>>>
>>
>>>> I was assuming that I could just edit the picture in Streamclip, but
>>>> realized that the audio is embedded (I am assuming) in the VOB files so
>>>> a cut will just cut to a new section with audio still out of sync.
>>
>>>>
>>
>>>> I have exported the audio to AIFF with no problem, and can drop two
>>>> frames from it easily, but how do I then get the fixed audio to be used
>>>> with the VOB files? I am trying to avoid any recompression if the
>>>> picture.
>>
>>>>
>>
>>>> Any advice appreciated!
>>
>>>>
>>
>>>> Jeff Kreines
>>
>>>>
>>
>>>>
>>
>>>
>>
>>> Tod Hopkins
>>
>>> Hillmann & Carr Inc.
>>
>>> todhopkins@hillmanncarr.com
>>
>>>
>>
>>>
>>
>>>
>>
>>>
>>
>>>
>>
>>> [Non-text portions of this message have been removed]
>>
>>>
>>
>>>
>>
>>>
>>
>>> ------------------------------------
>>
>>>
>>
>>> To learn more about the FinalCutPro-L group, please visit
>>
>>> http://groups.yahoo.com/group/FinalCutPro-LYahoo! Groups Links
>>
>>>
>>
>>>
>>
>>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> [Non-text portions of this message have been removed]
>>
>>
>>
>> ------------------------------------
>>
>> To learn more about the FinalCutPro-L group, please visit
>> http://groups.yahoo.com/group/FinalCutPro-LYahoo! Groups Links
>>
>>
>>
>
>
>
> ------------------------------------
>
> Search the official Complete Avid-L archives at:
> http://archives.bengrosser.com/avid/
> Yahoo! Groups Links
>
>
>
No comments:
Post a Comment