[mythtvnz] DNLA/UPnP server

Stephen Worthington stephen_agent at jsw.gen.nz
Tue Dec 8 03:34:09 GMT 2009


On Tue, 8 Dec 2009 13:25:00 +1300, you wrote:

> Just to add my 2c.  Do the Sony Bravias you tested on have in-built
>freeview decoders?  If they do (like the ones now coming on the market)
>wouldn't they have to be able to be able to decode mpeg2 container and H.264
>streams that are currently broadcast on FreeviewHD (including the
>LATM-AAC)?  Or are they not able to tune all Freeview channels?

Almost all LCD TVs now on sale have FreeviewHD tuners, and the Sony
V5500 models all do.  So they can play what comes off the air.  But
the transport stream format that MythTV uses to store that data is
something they do not support, unfortunately.

>One interesting thing to note is that I have tried playing back a recording
>from Myth on my Windows 7 laptop.  It won't play the audio as I'm assuming
>its LATM.  However I have a HDHomerun tuner on my network and when accessing
>it using Windows MC it plays all channels fine.  So there might be something
>in the way Myth processes the stream which means that Windows doesn't select
>the right decoders.  I would look into it a bit more but my laptop is now
>kaput.  :-(

You need to add LATM AAC support to Vista, so I would think it would
also work for Windows 7.  Get the MONOGRAM AAC Decoder:

  http://blog.monogram.sk/janos/directshow-filters/

and put the mmaacd.ax file somewhere (I have a \exe directory on my
PATH that I use for small things like that).  Then from the command
line in that directory do this:

  regsrv32 mmaacd.ax

That allows some programs, such as GBPVR and MediaPortal, to play LATM
AAC.  Or just use VLC:

  http://www.videolan.org/vlc

I think VLC has LATM AAC support builtin.



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