mplayer + alsa9 + ac3

[Arkadiusz Chomicki]

On Sun, 17 Nov 2002, Michal Stochmialek wrote:

> On Sun, Nov 17, 2002 at 01:42:55AM +0100, Arkadiusz Chomicki wrote:
> 
> > po upgrade systemu, m.in. mplayer i alsa 
> > uruchmaiając mplayera z opcjami:
> > [gandalf]# mplayer film.avi -ao alsa9:surround51 -channels 6
                                    ^^^^^^^^^^^^^^^^przekompilowane
> > mam cos takiego:
> > ==========================================================================
> > Opening audio decoder: [liba52] AC3 decoding with liba52
> > Using 3DNowEx optimized IMDCT transform
> > AC3: 5.1 (3f+2r+lfe)  48000 Hz  384,0 kbit/s
> > Using MMX optimized resampler
> > AUDIO: 48000 Hz, 6 ch, 16 bit (0x10), ratio: 48000->576000 (384,0 
> > kbit)
> > Selected audio codec: [a52] afm:liba52 (AC3-liba52)
> > ==========================================================================
> > [...]
> > alsa-init: testing and bugreports are welcome.
> > alsa-init: requested format: 48000 Hz, 6 channels, Signed 16-bit 
> > (Little-Endian)alsa-init: soundcard set to surround51
> > alsa9: 48000 Hz/6 channels/12 bpf/16384 bytes buffer/Signed 16 bit 
> > Little EndianAO: [alsa9] 48000Hz 6ch Signed 16-bit (Little-Endian)
> > Building audio filter chain for 48000Hz/6ch/16bit -> 
> > 48000Hz/6ch/16bit...
> > [...]
> > alsa-space: xrun of at least 0,214 msecs. resetting stream  0,0% 0 0 0%
> > [...]
> > 
> > przez co film i dzwiek jest bardzo spowalniany
> > jesli dam dzwik na sdl i stereo jest ok
> 
> Masz prawdopodobnie mplayera przekompilowanego na alse0.5.
> 
> zobacz: mplayer -ao help, czy jest sterownik dla alsy9?
> 
> Standardowo mplayer z paczki PLD go nie ma,
> wiec sprobuj go przekompilowac z alsa0.9...
> Ew. puszczaj wszystko przez sdl'a, oss... ;)
ale ja potrzebuje miec dolby digital 5.1 
ac3 na wszystkie 6 kanalow

> 
> pozdrowka,
> 

Pozdrawiam
ChomAr
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