Please see one of the example AOSP-supported audio HALs and audio 
configuration files.
For example, device/samsung/manta/audio/* and similar directories for other 
devices.
You should also look at audio_policy.conf in one directory level above.

On Monday, August 25, 2014 6:19:30 AM UTC-7, Puneet B wrote:
>
> HI ALL,
>
> We have custom ALLWINNER A20 board with android. We compiled android 
> source code and booted successfully.
> We have 2 sound card 1.HDMI 2.ANALOG codec both are working fine.
>
> In ubuntu there is an aption to pass sound card number in mplayer and 
> aplay like.
> mplayer -ao alsa:device=hw=0.0 filename
> mplayer -ao alsa:device=hw=1.0 filename
>
>
> Now we want to develop and android apk which will play songs only in HDMI 
> sound card and another apk only 
> through Analog sound card or Is there anyway to pass sound card number as 
> an argument in android.
>
> Kindly give me any hints or link to achieve this.
>
> Regards
> Punith
>

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