Kyle Bassett wrote: > Hey guys, > > I am attempting to utilize the Neo as a mobile filtering system for a > project, using alsa and dmix's features for the audio modification. I > am able to get the Neo to record and playback, but not simultaneously. > I have been attempting to merge the two .state files to allow > simultaneous rec/playback, but haven't been successful. > > Playback only: > #alsactl -f /usr/share/openmoko/scenarios/stereoout.state restore > #aplay --device neo1973 -f cd /media/card/song.wav > > Recording only: > #alsactl -f /usr/share/openmoko/scenarios/capturehandset.state restore > #arecord --device neo1973 -f cd /media/card/mic_audio.wav > > ...and when I try to perform something like: > #arecord -D neo1973 -f cd | aplay -D neo1973 -f cd > > it execs successfully but I don't end up hearing any audio output. I > have also tried changing the DAI Mode to 2 with no luck. I was not able > to find a wiki page describing the the controls in the alsa mixer/.state > files...and how those controls are routed to the hardware. I've been > trying to parse the Neo1973 Audio Subsystem page with no luck. > > Any ideas are much appreciated! (I will update the wiki with any > breakthroughs)
I know there are some differences between the Freerunner and the 1973, but it is probably worth looking at http://www.koolu.org/voip-handset.state since voip apps route the handset mic and earpiece to the PCM interface. _______________________________________________ hardware mailing list [email protected] http://lists.openmoko.org/mailman/listinfo/hardware
