One interesting thing to note is you can monitor devices while the are running:
This output is from running the command whilst the microphone application above is running
(Tip: the
p in pcm0c is capture,
p would be playback)
Code:
[root@kindle us]# cat /proc/asound/card0/pcm0c/sub0/hw_params
access: MMAP_INTERLEAVED
format: S16_LE
subformat: STD
channels: 2
rate: 44100 (44100/1)
period_size: 16
buffer_size: 2048
period_size: 16
Cool!