Re: [Hampshire] Video editing recommendation please

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Author: James Courtier-Dutton
Date:  
To: Hampshire LUG Discussion List
Subject: Re: [Hampshire] Video editing recommendation please
On 29 September 2011 16:10, Philip Stubbs <philip@???> wrote:
> On 29 September 2011 14:12, Rob Malpass <linux@???> wrote:
>> Hi all
>>
>>
>>
>> With due respect to those that do it all the time and love it - I hate video
>> editing.   What I need to do at the moment is take a 3 hour mpg file and
>> split it (manually is fine I'm not in need of a batch job) into 6 half hour
>> mpgs.
>
> If the mpeg is a TS then when you cut it, it will likely screw with
> the audio sync. If that happens, try using Project-X to do the
> cutting.
>
> http://project-x.sourceforge.net/


Yes. Audio sync seems to be the biggest problem with Linux video editors.
Technically, it should be very easy to do, particularly for TS streams.
Just add a few extra PTS values at the cut point and re-allign all the
other PTS/SCR timestamps in the stream.
It seems that a lot of linux video editors separate the audio and the
video but do not preserve the sync between them.

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