[mythtv-users] Mpeg files produced by MythTV using a PVR-150 or PVR-500, anything special about them?

Mark Wormgoor mark at wormgoor.com
Tue Sep 8 18:19:36 UTC 2009


Mike McMullin wrote:
> On Tue, 2009-09-08 at 08:10 +0200, Mark Wormgoor wrote:
>> Nicolas,
>>
>>> I tried recently to copy Mpeg files produced by MythTV using my PVR-150 
>>> and PVR-500 and while they do play in VLC, if I move the slider to play 
>>> to skip part of the file VLC goes nuts and can't seem to be able to 
>>> continue playing back the file.
>>>
>>> (I have the latest version of VLC...)
>>>
>>> Windows Media Player doesn't seem to have the proper codec so I can't 
>>> play them.
>>>
>>> The only program that seems to be able to handle these file is the media 
>>> player that comes with Nero.
>>>
>>> If I try to play these files using my PS3 and the upnp server if I fast 
>>> forward it always take forever before it start playing it again after I 
>>> have stopped fast forwarding...
>>>
>>> Is this normal or is something messed up on my PC?
>> I experienced the same issues in the past. My guest would be that you 
>> have VBI (Teletext) enabled in the recordings. This somehow gets 
>> embedded in the mpeg2 file, making it unplayable in most players (except 
>> mythfrontend). As soon as I turned off VBI, I had no more issues with my 
>> recordings.
> 
>   Is it possible to export them to another format and strip the VBI?

At the time I used mplayer to do some mpeg to mpeg lossless transcode. 
It will give you lots of errors about the file, but the resulting file 
is a valid mpeg2 file, which plays everywhere.

Kind regards,

Mark


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