SB_ADJUST_GAIN
lgain = rgain = SB_ADJUST_GAIN(sc,
lgain = SB_ADJUST_GAIN(sc,
rgain = SB_ADJUST_GAIN(sc,
v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN/2);
v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2);