[MPlayer-users] Can mplayer bitstream HD audio (DTS DH MA/Dolby TrueHD) over HDMI?
Reimar.Doeffinger at gmx.de
Sun Apr 6 17:59:01 CEST 2014
On Sun, Apr 06, 2014 at 03:08:02PM +0200, Julian Sikorski wrote:
> W dniu 06.04.2014 12:56, Reimar Döffinger pisze:
> > On Sun, Apr 06, 2014 at 09:39:52AM +0200, Julian Sikorski wrote:
> >> W dniu 06.04.2014 08:56, Julian Sikorski pisze:
> >>> Dear all,
> >>> is mplayer capable of bitstreaming HD audio over HDMI?I was trying to
> >>> find information about this yesterday and it seems ffmpeg can do this
> >>> since 2010 . When I tried using -ac hwac3 with a file with DTS HD MA
> >>> soundtrack, the AVR was only receiving DTS core. This was with mplayer
> >>> svn, ffmpeg-2.1 and nvidia binary drivers on Fedora 20.
> >>> Thank you for your support in advance.
> >>> Best regards,
> >>> Julian
> >>>  http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/121073
> >> Hello,
> >> I have now tried -afm spdif which does not work either:
> >> Trying to force audio codec driver family spdif...
> >> Opening audio decoder: [spdif] libavformat/spdifenc audio pass-through
> >> decoder.
> >> AUDIO: 192000 Hz, 8 ch, iec61937le, 768.0 kbit/3.12% (ratio: 96000->3072000)
> >> Selected audio codec: [spdifdts] afm: spdif (libavformat/spdifenc DTS
> >> pass-through decoder)
> >> ==========================================================================
> >> [format] Sample format little-endian IEC61937 not yet supported
> >> Error at audio filter chain pre-init!
> > More complete output and adding the -v option would help.
> > Something wants to do audio processing/conversion, which of course
> > cannot work if the audio is supposed to be compressed.
> Here you go:
> $ mplayer -v -ao alsa:device=hw=1.7 -afm spdif foo.mkv
This looks like you should probably try with -channels 6
It seems like MPlayer ends up trying to downsample the compressed
audio to 2 channels.
However it seems obvious nobody tested it, so it's not too likely to
work I'm afraid.
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