[mythtv-users] Help converting HD recording to burn to dvd

[Steve Adeff]

On Friday 14 October 2005 16:53, Byron Poland wrote:
> On 10/13/05, Steve Adeff <adeffs at gmail.com> wrote:
> > On Wednesday 12 October 2005 20:27, Byron Poland wrote:
> > > I am recording something for a friend.  I have an HD only back end.
> > > Does anyone have a formula for going from a HD mpeg2 stream to a DVD
> > > compatible mpeg2 stream?
> > >
> > > Thanks.
> >
> > run through ProjectX, edit and convert in avidemux2.
> >
> > Steve
>
> Thanks for the tip.
>
> I recorded the nova einstein e=mc2 program from pbs, and ran it
> through  the demuxer on ProjectX, and got a ton of errors, and an
> audio stream only.  full program stream plays fine on my  frontend.
>
> I'm currently running the mpeg through mplayer to rescale, and dump to
> yuv and piping the yuv output to mpeg2enc to encode back to the dvd
> complient stream.
>
> I'm a little baffled though as the original program stream seems to be
> a mix of 24fps and 30fps.  Mplayer is dumping the following messages
> as it dumps to yuv:
>
> demux_mpg: 24fps progressive NTSC content detected, switching framerate.
> V:71858.3 20301/19944 36% 98%  0.0% 0 0 43%
> demux_mpg: 30fps NTSC content detected, switching framerate.
> Warning! FPS changed 23.976 -> 29.970  (-5.994000) [4]
> V:71863.9 20468/20107 36% 98%  0.0% 0 0 36%
> demux_mpg: 24fps progressive NTSC content detected, switching framerate.
>
> The errors in ProjectX and then the multiple fps all seem strange to me.


are you performing any inverse telecine or deinterlacing? I use avidemux2, and 
am not too familiar with what mencoder has, but I'm sure it has a deint 
capable of handling mixed interlacing methods.

Steve