Fix issue 2913071.

Scale audio signal during capture according to peak level so that
returned values on 8 bits contain enough information even for weak
signals.

Also do not reject requests to enable/disable the visualizer if we are
already in the requested state.

Change-Id: I07a705619764350834e61f82d161761eab688747
1 file changed
tree: 0136b0ebc6a1115a6a1181baee81a0cc191a0d1b
  1. camera/
  2. cmds/
  3. include/
  4. media/
  5. services/