[MPlayer-users] [AO_ALSA] Unable to set buffer time near: Invalid argument

[Raymond Yau]

2010/5/8 Raymond Yau <superquad.vortex2 at gmail.com>

> >> On Sun, 2009-12-20 at 09:55 -0500, Robert Henney wrote:
>
> >* the latest svn appears to have an alsa issue when playing more than one
> *>* file on some particular files I have.  it's reproducible too.
> *>*
> *>* the audio will consistently fail to initialize for the second video file,
> *>* though if the files are reversed or played separately or -ao oss is used
> *>* then the problem does not occur.
> *>*
> *>* mplayer -ao alsa "[SpoonSubs]_Sketchbook_full_color's_02_[E80DF436].mkv" \
> *>*                  "[SpoonSubs]_Sketchbook_full_color's_03_[FFE2F973].mkv"
> *>*
> *>* results in:
> *>*   Building audio filter chain for 44100Hz/2ch/s16le -> 0Hz/0ch/??...
> *>*   [AO_ALSA] Unable to set buffer time near: Invalid argument
> *>*   Failed to initialize audio driver 'alsa'
> *>*
> *>* the sample files are in http://rut.org/sketch/
> *
> >> Do you still get this error with the current git repo
> (git://repo.or.cz/mplayer-build.git)? I fixed some issues that could
>
> perhaps cause this, but as I can't reproduce your problem on my machine
> I don't know whether those were the ones you hit.
>
> [AO_ALSA] Unable to set buffer time near: Invalid argument

http://thread.gmane.org/gmane.comp.video.mplayer.cvs/12760

some PCI sound cards have special constraint on period size to fit the
period with in the DMA page  ( On x86  DMA page is 4K bytes )