> > Yes, it seems to be this reason that causes problem. > When I playback a stereo wav file(8kHz,16bit, stereo), everything goes > well.But when trying to playback a mono wav (8kHz,16bit, mono)file, > problem stills exist. > > What's the possible reason for incorrect handling of mono file? > How to solve it so I can playback mono file correctly? The imx-ssi driver does not support mono-channel playback. I've also looked at this a bit but couldn't quite figure it out. Maybe Sasha (cc'ed) can give some pointers? randolph _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel