[vdr] Re: VDR files to vob

[Antonino Sergi <voyaser@tiscalinet.it>]

On Thu, 2002-07-18 at 15:51, Rene Bartsch wrote:
> Am Don, 2002-07-18 um 07.56 schrieb Antonino Sergi:
> > On Wed, 2002-07-17 at 00:44, Andreas Schultz wrote:
> > > On Tuesday 16 July 2002 23:37, Klaus Schmidinger wrote:
> > > > Andreas Schultz wrote:
> > > > > Hi,
> > > > >
> > > > > On Tuesday 16 July 2002 20:04, Rene Bartsch wrote:
> > > > > > I agree to SCR-implementation as I realized MPlayer plays
the
> > VDR-files
> > > > > > faster than recorded by vdr which results in EOF after some
time
> > of
> > > > > > timeshifting.
> > > > >
> > > > > I looked a bit more into the remuxing and i will not spend any
> > more time
> > > > > on it. The remuxer will have to be rewritten from ground up to
get
> > > > > sensible results
> > > >
> > > > What's wrong with it? I thought it would just take an extra data
> > > > record to satisfy dumb players?
> > > 
> > > The players YES, but not the VOB format. I think the ultimate goal
> > should be 
> > > to be able to record the resulting file without further processing
to
> > a DVD 
> > > (at least that would be my goal). For that the PS packets have to
be
> > 2048 
> > Even if vdr files would be VOB compliant, there is the problem of
> > bitrate; I have not much experience of vdr recordings, but I found
that,
> > for a cropped full D1 PAL (705x576) resolution the average bitrate
of
> > the recordings are about twice the bitrate of a vob file from
commercial
> > DVD, without any quality enhance. 2 ours of video is about 7 GB
> > (~17min/GB), so you'd need a 9GB DVD or 2 4.5GB DVD to write, that,
for
> > financial reason (not only money, but for saving general resources),
is
> > not very good to me. 
> > Actually I do not understand such amount of data; the only idea I
have
> > in mind is the possibility that it is due to a rough digitization
"on
> > the fly" they do on FTA channels (the only one I can watch) without
any
> > quality issue, even if it sounds strange they don not worry about
> > wasting bandwidth.
> > 
> 
> How do you come to such values? DVB-broadcastings have - depending on
> the audio-streams - about 3,5 MBit/s -> 2h 50min on one 4,7 GByte
> DVD-R(W) and there's starting a dumping-price war between DVD-/+R(W).

I divided file size by recording duration; Maybe I've done somthing
wrong, but 1GB is 17 minutes of recording from
C5:11919:V:0:27500:513:660:577:0:2

Now I'm going to think I'm doing something wrong...

> 
> Additionally, the PS has time-stamps which would make the index-files
> superflous for searching.
> 
> Rene
> 
> 
> 

-- 
                                    Antonino Sergi


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La strenua predilezione umana per l'irrilevante e' il peggior 
      nemico della nostra specie!

The tireless human fondness for unremarkable things is the
      worst enemy of our species! 

                                    Antonino Sergi
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