If this parameter is NULL, any currently playing waveformsound is stopped.
也就是第一个参数设置为NULL,就可以停止播放了。
2
To control the recording process Steady Recorder displays a soundwaveform and its spectrum in real-time.
为了控制录制过程稳态记录显示声音波形及其在实时频谱。
3
This added resistance causes the waveform frequency to drop, lowering the pitch of the sound you hear internally and creating a sort of feedback effect that stimulates the eardrum from both sides.