Cross Reference: /system/media/audio_utils

`Name`	`Date`	`Size`
Up to higher level directory
`Android.mk`	10-Jul-2012	`445`
`echo_reference.c`	10-Jul-2012	`21K`
`fixedfft.cpp`	10-Jul-2012	`6.7K`
`include/`	10-Jul-2012
`primitives.c`	10-Jul-2012	`1.1K`
`resampler.c`	10-Jul-2012	`9.6K`