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... Takashi > > --- > Anssi Hannula (2): > ALSA: hda - Set Stream Type in Stream Format according to AES0 > ALSA: hda - Add support for HDMI HBR passthrough > > sound/pci/hda/hda_codec.c | 6 ++++- > sound/pci/hda/hda_codec.h | 6 ++++- > sound/pci/hda/hda_intel.c | 3 +- > sound/pci/hda/patch_hdmi.c | 40 ++++++++++++++++++++++++++++++++++++++- > sound/pci/hda/patch_intelhdmi.c | 3 +- > sound/pci/hda/patch_nvhdmi.c | 3 +- > 6 files changed, 53 insertions(+), 8 deletions(-) > _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
