> > > > i'm trying to use the optical out of my terratec dmx xfire 1024 with
> > > > an ac3 stream.
> > > >
> > > > root@thebox:~/alsa/alsa-tools-0.9.0rc6/ac3dec# ./ac3dec -C test.ac3
> > > > Using PCM device 'iec958:AES0=0x2,AES1=0x82,AES2=0x0,AES3=0x2'
> > > > ALSA lib pcm.c:1719:(snd_pcm_open_conf) Invalid type for PCM
> > > > iec958:AES0=0x2,AES1=0x82,AES2=0x0,AES3=0x2 definition (id: iec958,
> > > > value: cards.pcm.iec958)
> > > > snd_pcm_open: Invalid argument
> > > > Output open failed
> > > >
> > > > i'm getting this error, any ideas?
> > > >
> > > > i'm running alsa rc6.
> > >
> > > try the cvs version.
> > > should have been already fixed.
> >
> > I'm now stuck to 2ch ac3 only.
> >
> > Forced audio codec: hwac3
> > Opening audio decoder: [hwac3] AC3 pass-through SP/DIF
> > No accelerated IMDCT transform found
> > AUDIO: 48000 Hz, 2 ch, 16 bit (0x400), ratio: 56000->192000 (448.0 kbit)
> > Selected audio codec: [hwac3] afm:hwac3 (AC3 through SPDIF)
> >
> > alsa-init: testing and bugreports are welcome.
> > alsa-init: requested format: 48000 Hz, 2 channels, AC3
> > alsa-init: soundcard set to iec958:AES0=0x2,AES1=0x82,AES2=0x0,AES3=0x2
> > alsa9: 48000 Hz/2 channels/4 bpf/32768 bytes buffer/Signed 16 bit Little
> > Endian
> > AO: [alsa9] 48000Hz 2ch AC3
> > Building audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/8bit...
> > [format] Sample format big endian AC3 not yet supported
>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> i guess the file is corrupt or you forgot byte-swapping.
When i use the same file on a sb live 1024, it works fine.
--
Guido Bakker
Interne Automatisering
Sogeti Nederland B.V.
T: +31 (0)20 660 66 00 + nakiesnummer 0281
e-mail: [EMAIL PROTECTED]
printk("??? No FDIV bug? Lucky you...\n");
2.2.16 /usr/src/linux/include/asm-i386/bugs.h
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