If I do: mplayer -ao alsa:device=hw=0.2 dvd://1 I get PCM 48 sound(2 channels)
And if I do mplayer -ao alsa:device=hw=0.2 -ac hwac3 dvd://1 I get no sound at all. My receive gives me a decode error. MPlayers output:(No sound) ========================================================================== Forced audio codec: hwac3 Opening audio decoder: [hwac3] AC3/DTS pass-through SP/DIF No accelerated IMDCT transform found hwac3: switched to AC3, 448000 bps, 48000 Hz AUDIO: 48000 Hz, 2 ch, 16 bit (0x100), ratio: 56000->192000 (448.0 kbit) Selected audio codec: [hwac3] afm:hwac3 (AC3 through SPDIF) ========================================================================== Checking audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/8bit... AF_pre: af format: 2 bps, 2 ch, 48000 hz, big-endian AC3 AF_pre: 48000Hz 2ch big-endian AC3 alsa-init: 1 soundcard found, using: hw:0,2 alsa: 48000 Hz/2 channels/4 bpf/65536 bytes buffer/Signed 16 bit Little Endian AO: [alsa] 48000Hz 2ch big-endian AC3 (1 bps) Building audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/8bit... [format] Sample format big-endian AC3 not yet supported Couldn't find matching filter/ao format! There is this error from MPLAYER: [format] Sample format big-endian AC3 not yet supported I have tried to add -channels 6 and if I get any sound at all it is just poping and clicking sounds. mplayer and xine just do not seem to pass-through the audio to SPDIF. Brent Output of mplayer that works(but only 2 channel digital sound): ========================================================================== Opening audio decoder: [liba52] AC3 decoding with liba52 Using SSE optimized IMDCT transform AC3: 5.1 (3f+2r+lfe) 48000 Hz 448.0 kbit/s Using MMX optimized resampler AUDIO: 48000 Hz, 2 ch, 16 bit (0x9), ratio: 56000->192000 (448.0 kbit) Selected audio codec: [a52] afm:liba52 (AC3-liba52) ========================================================================== snip ========================================================================== Checking audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/16bit... AF_pre: af format: 2 bps, 2 ch, 48000 hz, little-endian 16-bit signed int AF_pre: 48000Hz 2ch little-endian 16-bit signed int alsa-init: 1 soundcard found, using: hw:0,2 alsa: 48000 Hz/2 channels/4 bpf/65536 bytes buffer/Signed 16 bit Little Endian AO: [alsa] 48000Hz 2ch little-endian 16-bit signed int (2 bps) Building audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/16bit... ----------------- On Tue, 2005-02-22 at 21:55, Tj wrote: > do you have a > > "-ac=hwdts,hwac3," > > in your commandline if your are using mplayer? > > > Brent Borghese wrote: > > >Has any body got Dodby Digital to work? > > > >What I am talking about is when I watch a movie with mythvideo I want my > >computers SPDIF connector connected to my Sony receiver and have the > >Blue light come on the receiver saying I am running Dodby Digtal 3/2 > >(5.1 Surround). > > > >I have no problem getting the SPDIF output to work and my receiver, but > >it says it has a PCM 48 connection, but it is only 2 channels. > > > >I have a Asus A7N8X-E deluxe MB with 6 channel audio. I am running alsa > >1.08 and I have tested it with the MB's audio and a Sound Blaster Live > >5.1 card. Both do the same thing 2 channel digital audio. > > > >I did try to use the Nvidia OSS audio drivers and was able to get my > >receiver say it was Dodby Digtal 3/2 and the blue light came on. But, > >the drivers would make all the video run real real slow, so it made the > >audio driver unusable. > > > >I have also tried xine, the last 3 versions of MPlayer and the CVS > >version of MPlayer. They all do the same thing, 2 channel digital > >audio. > > > >Brent > > > > > > > > > > > >------------------------------------------------------------------------ > > > >_______________________________________________ > >mythtv-users mailing list > >[email protected] > >http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > > > > > > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
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