[vdr] Re: mpeg1 layer 2 (mp2) -> iec958 ?

[Sven Goethel <sgoethel@jausoft.com>]

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On Tuesday 14 October 2003 19:23, Dr. Werner Fink wrote:
> On Tue, Oct 14, 2003 at 06:32:10PM +0200, Sven Goethel wrote:
> > On Tuesday 14 October 2003 17:49, Stefan Huelswitt wrote:
> > > On 14 Oct 2003 Sven Goethel <sgoethel@jausoft.com> wrote:
> > > > On Tuesday 14 October 2003 13:57, Dr. Werner Fink wrote:
> > > >> > but if your loop through solution works for decoded mp2,
> > > >> > therefor plain PCM .. we may can pass software decoded mp2
> > > >> > as plain PCM as well ?!?!
> > > >>
> > > >> Should be possible ... in that case a fully software decoder
> > > >> lib for mp2 is required.  Then the question about the license
> > > >> and/or patents rises :-((
> > > >
> > > > hmm ..
> > > >
> > > > anybody out there, who knows about a possible mp2 decoder patent
> > > > conflict ?
> > >
> > > Is this realy an issue? mp2 aka mpeg 1 layer 2 can be decoded
> > > with many freely available libs e.g. libmad used in the mp3
> > > plugin.
> > >
> > > --
> > > Stefan Huelswitt
> > > huels@iname.com  | http://home.pages.de/~nathan
> >
> > btw .. how about mp3 plugin use PlayAudio (-> bitstreamout) ?
> >
> > i guess i test .. since bitstreamout can play valid pcm packets
>
> Does the mp3 really use PlayAudio with mp3 -> PCM?
> I guess it does something like mp3 -> mp2 and
> PlayVideo() with audio mp2 only.  In other words it
> uses the hw mp2 decoder of the DVB card to get both
> PCM on the S/P-DIF and analog audio.

it currently uses mp3/mp2 -> pcm
and then just uses PlayVideo ;-)

so i will try if this pcm can be played with PlayAudio as well ;-)

then .. what i am currently doing ..
a ripped off simplyfied variant will be incl. into bitstreamout ..

>
>      Werner

sven
- -- 
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