Android Command Line Tool, written for AudioRecord capture at Native Layer, no audio is heard after playing the capture data with Audacity tool

  android, audiorecord, c++

I want to capture the Audio from the MIC at native layer of the Android 10.
After googling a lot found the following link,

With above reference, written the command line tool, the tool captures the data but this data does not contain audio

Source: Windows Questions C++