title: What's the difference between the AUDIO_FORMAT_PCM_32_BIT and AUDIO_FORMAT_PCM_8_24_BIT in Android Lollipop?
body: <p>The AUDIO_FORMAT_PCM_32_BIT and AUDIO_FORMAT_PCM_8_24_BIT are two high definition audio formats in Android Lollipop. </p>
  
  <p>Seems they are all in 32 bit depth. </p>
  
  <p>Who know the exactly difference between them?</p>