Take android device as an audiphone to help extending hearing coverage of my ears.
ATTENTION: MUST plug-in the earphone and turn the volume to minimum at first. Otherwise the device will invoke echo crosstalk and scream in crazy. That may harm your devices or ears.
- fix wakelock release error when activity stopped and destroyed
- let recorder sleep during stop monitor ambient
- fix to orientation portrait
- optimize waveform plot
- keep device wakelock
- enable adMob banner
- change analog clock dial to default
- echo cancellation
- earphone/headset detect
- new button for pause/stop of media record and play
- fix wave form plot malfunction by orientation change
- fix FC when orientation changed