// The audio flinger will put the output in standby and then change the parameter value.
virtual status_t setParameters(const String8& keyValuePairs) = 0;
virtual String8 getParameters(const String8& keys) = 0;
// The audio flinger will put the output in standby and then change the parameter value.
virtual status_t setParameters(const String8& keyValuePairs) = 0;
virtual String8 getParameters(const String8& keys) = 0;