At Tue, 3 Aug 2010 14:04:01 +0300, Anssi Hannula wrote: > > Takashi Iwai kirjoitti tiistai, 3. elokuuta 2010 13:59:09: > > At Tue, 3 Aug 2010 13:28:56 +0300, > > > > Anssi Hannula wrote: > > > Hi all! > > > > > > This patchset adds support for passing through IEC 61937 encapsulated > > > compressed audio at high bitrates (i.e. those over 6.144Mbps). > > > At least TrueHD and DTS-HD are such formats. > > > > > > I've tested this using an NVIDIA hdmi codec and the following ffmpeg > > > patch which adds support for TrueHD in its IEC 61937 muxer: > > > http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2010-August/094317.html > > > > > > One needs to set the AES0 & 0x02 (non-audio) bit during playback so that > > > the data is not transmitted as normal 8 channel PCM audio. > > > > Thanks, I applied both patches. > > > > There are some magic numbers there like 0x8000, and I'm going to define > > them... > > Yeah, I guess all the Stream Format bits should be defined to get rid of all > the existing magic numbers in snd_hda_calc_stream_format() as well. Exactly. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
