frac32buffer input
frac32buffer R
frac32 c
frac32buffer output
frac32buffer output
int32_t right = ___SMMUL((1 << 29) - (inlet_c << 2), inlet_R) << 2;
int32_t right1 = ___SMMUL((1 << 29) + (inlet_c << 2), inlet_L) << 2;
int32_t left = ___SMMUL((1 << 29) + (inlet_c << 2), inlet_R) << 2;
int32_t left1 = ___SMMUL((1 << 29) - (inlet_c << 2), inlet_L) << 2;
outlet_right = right + right1;
outlet_left = left + left1;