Commit 5d2fcf53 authored by sekine's avatar sekine
Browse files

Remove unnecessary code.

parent de0de62a

lib_com/options.h

+1 −4
Original line number Diff line number Diff line
@@ -173,9 +173,6 @@ 


/* NTT switches */

#define NTT_REDUC_COMP_POC                              /* Contribution  : Complexity reduction of phase spectrum in stereo downmix*/

#ifndef NTT_REDUC_COMP_POC     

#define NTT_USE_INV_SQRT_POC                          /*inv_sqrt() is used */

#endif



/* ################## End DEVELOPMENT switches ######################### */

/* clang-format on */

lib_enc/ivas_stereo_dmx_evs.c

+17 −23
Original line number Diff line number Diff line
@@ -387,11 +387,8 @@ static void calc_poc( 
        Rr += ( specLr[i] * eps_cos + specLi[i] * eps_sin );

        Ri += ( -specLr[i] * eps_sin + specLi[i] * eps_cos );



#ifdef NTT_USE_INV_SQRT_POC

        tmp1 = wnd[i * step + bias] * gamma * inv_sqrt( ( ( Lr * Lr + Li * Li ) ) * ( ( Rr * Rr + Ri * Ri ) ) + EPS );

#else

        tmp1 = wnd[i * step + bias] * gamma / ( sqrtf( ( ( Lr * Lr + Li * Li ) ) * ( ( Rr * Rr + Ri * Ri ) ) ) + EPS );

#endif



        specPOr[i] = ( Lr * Rr + Li * Ri ) * tmp1;

        specPOi[i] = ( Lr * Ri - Li * Rr ) * tmp1;
@@ -414,11 +411,8 @@ static void calc_poc( 
        Rr += ( -specLr[i] * eps_cos + specLi[i] * eps_sin );

        Ri += ( -specLr[i] * eps_sin - specLi[i] * eps_cos );



#ifdef NTT_USE_INV_SQRT_POC

        tmp1 = wnd[i * step + bias] * gamma * inv_sqrt( ( ( Lr * Lr + Li * Li ) ) * ( ( Rr * Rr + Ri * Ri ) ) + EPS );

#else

        tmp1 = wnd[i * step + bias] * gamma / ( sqrtf( ( ( Lr * Lr + Li * Li ) ) * ( ( Rr * Rr + Ri * Ri ) ) ) + EPS );

#endif



        specPOr[i] = ( Lr * Rr + Li * Ri ) * tmp1;

        specPOi[i] = ( Lr * Ri - Li * Rr ) * tmp1;

        gamma -= igamma;