Update asound.conf add MicVolume

asound.conf

@@ -33,16 +33,28 @@ pcm.shared_speaker {
 }
 
 # Recording with input mixing
-pcm.shared_mic {
+pcm.shared_mic_raw {
     type dsnoop
+
     ipc_key 2048
     ipc_perm 0666
+
     slave {
         pcm "hw:CARD=Device,DEV=0"
-#        channels 1
+        channels 1
         rate 48000
-        period_time 0
         period_size 1024
         buffer_size 4096
     }
 }
+
+pcm.shared_mic {
+    type softvol
+
+    slave.pcm "shared_mic_raw"
+
+    control {
+        name "MicVolume"
+        card 2
+    }
+}