[FFmpeg-devel] Fwd: patch for 44.1/32 khz pcm input in pcm dvd encoder

[Andrew Randrianasulu]

пн, 29 янв. 2024 г., 22:08 Andrew Randrianasulu <randrianasulu at gmail.com>:

> On Mon, Jan 29, 2024 at 8:16 PM Marth64 <marth64 at proxyid.net> wrote:
> >
> > Hi,  out of curiosity, I did not know 44.1/32 is supported on DVD PCM.
> Does
> > this type of output work on an actual DVD player?
>


At least this pdf brochure lists 44.1 under PCM:

https://at.yamaha.com/files/download/other_assets/8/333768/DVD-S1500_e_U.pdf


> We try to determinate this, but unfortunately new DVD  players a bit
> TOO flexible and forgiving?
>
> https://lists.cinelerra-gg.org/pipermail/cin/2024-January/007907.html
>
> I even had idea to use PS2 emulator to check (DVD video supposed to
> work there  since some  time)
> but ran into qt6 being  build  dependency ... so I shelved this idea for
> now
>
>
>
>
>  Thank you
> >
> > On Mon, Jan 22, 2024 at 3:59 AM Andrew Randrianasulu <
> > randrianasulu at gmail.com> wrote:
> >
> > > ---------- Forwarded message ---------
> > > От: Andrew Randrianasulu <randrianasulu at gmail.com>
> > > Date: вс, 21 янв. 2024 г., 06:49
> > > Subject: patch for 44.1/32 khz pcm input in pcm dvd encoder
> > > To: FFmpeg user questions <ffmpeg-user at ffmpeg.org>, Cinelerra.GG <
> > > cin at lists.cinelerra-gg.org>
> > >
> > >
> > > relative to ffmpeg.git commit 6c4388b468bf92c0c1e7733c6cfe4ff3f9ca9723
> > >
> > > lightly tested with mpv and mediainfo like this:
> > >
> > > ./ffmpeg -i ~/f9518976.mp4 -target pal-dvd -ar 44100 -c:a pcm_dvd -f
> dvd
> > > t.mpg
> > >
> > > mpv plays sound correctly, mediainfo does not know those frequencies
> and
> > > display 0khz. ;)
> > >
> > >
> > > ====
> > >
> > > forwarded to ffmpeg-devel as requested.
> > > _______________________________________________
> > > ffmpeg-devel mailing list
> > > ffmpeg-devel at ffmpeg.org
> > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> > >
> > > To unsubscribe, visit link above, or email
> > > ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".
> > >
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel at ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".
>