[mythtv-users] MPEG4 bigger than MPEG2?

[Raymond Wagner]

On 3/10/2012 16:03, Ross Boylan wrote:
> On Sun, 2012-03-11 at 09:46 +1300, Nick Rout wrote:
>
>> simple: different containers have different overhead. TS has more
>> overhead than PS. TS is designed so you can start watching anywhere in
>> the stream  (eg when you turn the TV on) so presumably contains extra
>> timing and sync info so a player/TV can pick up the stream anywhere
>> along the way.
> Thanks; I had thought the container was just a thin wrapper.
>
> Does mythtv care at all about this information, e.g., if I jump to a
> spot in a recording with a PS container might there be sync problems?

There shouldn't be.  Any decent container format should be able to 
manage sync fairly well.  Sync problems typically indicate a broken 
file, a very broken player, or is the result of trying to do bad things 
like stuff variable bitrate audio into an AVI.