ср, 31 янв. 2024 г., 04:49 Andrew Randrianasulu <randrianas...@gmail.com>:
> > > вт, 30 янв. 2024 г., 23:21 Marth64 <mart...@proxyid.net>: > >> Interesting, thanks. My thought was to see if this is allowed for >> DVD-Video vs DVD-Audio only which are different application layer. I can >> try to run a PS2 test with the real hardware out of curiosity later. >> > > Thanks! > > > I also found Cirrus Logic application note from 2001 that mentions 32khz > pcm operation. Yet it looks more like external amplifier/decoder part, not > something integrated into dvd player itself? (input stream via S/PDIF) > > https://pdf.dzsc.com/88889/28162.pdf > https://tascam.com/downloads/tascam/78/DV-D01U_Manual.pdf also this pdf lists dvd pcm 44.1 in table at p. 30. No sights of 32khz, but surprizingly hdmi can carry such low frequency sampled sounds! > > > > >> On Tue, Jan 30, 2024 at 2:17 PM Andrew Randrianasulu < >> randrianas...@gmail.com> wrote: >> >> > пн, 29 янв. 2024 г., 22:08 Andrew Randrianasulu < >> randrianas...@gmail.com>: >> > >> > > On Mon, Jan 29, 2024 at 8:16 PM Marth64 <mart...@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 < >> > > > randrianas...@gmail.com> wrote: >> > > > >> > > > > ---------- Forwarded message --------- >> > > > > От: Andrew Randrianasulu <randrianas...@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-u...@ffmpeg.org>, Cinelerra.GG >> < >> > > > > c...@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@ffmpeg.org >> > > > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> > > > > >> > > > > To unsubscribe, visit link above, or email >> > > > > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". >> > > > > >> > > > _______________________________________________ >> > > > ffmpeg-devel mailing list >> > > > ffmpeg-devel@ffmpeg.org >> > > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> > > > >> > > > To unsubscribe, visit link above, or email >> > > > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". >> > > >> > _______________________________________________ >> > ffmpeg-devel mailing list >> > ffmpeg-devel@ffmpeg.org >> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> > >> > To unsubscribe, visit link above, or email >> > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". >> > >> _______________________________________________ >> ffmpeg-devel mailing list >> ffmpeg-devel@ffmpeg.org >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> >> To unsubscribe, visit link above, or email >> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". >> > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
