mplayer + alsa9 + ac3

[Michal Stochmialek]

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
> 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... ;)

pozdrowka,
-- 
Michal Stochmialek <misto w pld-linux.org>