On Sun, Jan 21, 2024 at 2:47 PM Paul B Mahol <one...@gmail.com> wrote: > > /* no traces of 44100 and 32000Hz in any commercial software or player */
well, but mpv (and vlc?) supports it .... > > On Sun, Jan 21, 2024 at 3:44 AM Andrew Randrianasulu < > randrianas...@gmail.com> wrote: > > > According to this source (vlc) lpcm dvd audio supports lower frequencies > > like 44100/32000 hz - useful for direct dv transcoding for example .... > > > > https://github.com/videolan/vlc/blob/master/modules/codec/lpcm.c > > > > see lines 524, 608 > > > > Does this mean that libavcodec/pcm-dvdenc.c can be trivially extended to > > support those ? > > > > Same question for mplex. (it only supports 48/96 khz lpcm audio). > > > > I also found this table via mjpeg-users archives: > > > > https://dvd.sourceforge.net/dvdinfo/lpcm.html > > > > it lists dynamic range/gain (?) setting equations. > > > > Not mplex nor ffmpeg support setting this to anything but hardcoded 0x80 > > > > This might be source of my "too loud" lpcm dvd experiments because I was > > making lpcm file via cinelerra-gg's raw pcm output format (using libsndfile > > internally). > > _______________________________________________ > > ffmpeg-user mailing list > > ffmpeg-u...@ffmpeg.org > > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > > > To unsubscribe, visit link above, or email > > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-u...@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ Mjpeg-users mailing list Mjpeg-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mjpeg-users
