Merge commit '55e7937462d107b469a58651d3d51e15086f8e9e' * commit '55e7937462d107b469a58651d3d51e15086f8e9e': Audio Effects: fix problems in volume control.
Merge commit '55e7937462d107b469a58651d3d51e15086f8e9e' * commit '55e7937462d107b469a58651d3d51e15086f8e9e': Audio Effects: fix problems in volume control.