Cross Reference: /cts/suite/audio_quality/test_description/processing

`Name`	`Date`	`Size`
Up to higher level directory
`calc_delay.py`	10-Oct-2012	`2.5K`
`calc_thd.py`	10-Oct-2012	`2.1K`
`check_spectrum.py`	10-Oct-2012	`5.7K`
`check_spectrum_playback.py`	10-Oct-2012	`4.4K`
`consts.py`	10-Oct-2012	`908`
`example.py`	10-Oct-2012	`2.5K`
`gen_random.py`	10-Oct-2012	`3.1K`
`playback_thd.py`	10-Oct-2012	`1.9K`
`recording_thd.py`	10-Oct-2012	`2.8K`