Commit 9c792502 authored by vaclav's avatar vaclav
Browse files

avoid double to single point float data type conversions

parent 5af216f0

lib_enc/ivas_mc_paramupmix_enc.c

+8 −8
Original line number Diff line number Diff line
@@ -696,9 +696,9 @@ static void ivas_mc_paramupmix_dmx( 
        for ( l = 0; l < input_frame; l++ )

        {

            /* mid */

            hMCParamUpmix->midside[i][0][l] = ( data_f[chan1s[i]][l] + data_f[chan2s[i]][l] ) * (float) 0.5;

            hMCParamUpmix->midside[i][0][l] = ( data_f[chan1s[i]][l] + data_f[chan2s[i]][l] ) * 0.5f;

            /* side */

            hMCParamUpmix->midside[i][1][l] = ( data_f[chan1s[i]][l] - data_f[chan2s[i]][l] ) * (float) 0.5;

            hMCParamUpmix->midside[i][1][l] = ( data_f[chan1s[i]][l] - data_f[chan2s[i]][l] ) * 0.5f;

            data_f[chanOut[i]][l] = hMCParamUpmix->midside[i][0][l];

        }

    }
@@ -831,14 +831,14 @@ static void ivas_mc_paramupmix_param_est_enc( 
            rxy = hMCParamUpmix->cov_real[b][1][0][bnd];

            ryy = hMCParamUpmix->cov_real[b][1][1][bnd];

            cmat = rxy / ( ryy + EPSILON );

            alphas[b][bnd] = (float) 2.0 * cmat - (float) 1.0;

            alphas[b][bnd] = 2.0f * cmat - 1.0f;



            rxx = hMCParamUpmix->cov_real[b][0][0][bnd];

            rxxest = cmat * cmat * ryy;

            drxx = rxx - rxxest;

            drxx = (float) max( drxx, 0.0 );

            wetaux = (float) sqrt( drxx / ( ryy + EPSILON ) );

            betas[b][bnd] = (float) 2.0 * wetaux;

            drxx = max( drxx, 0.0f );

            wetaux = sqrtf( drxx / ( ryy + EPSILON ) );

            betas[b][bnd] = 2.0f * wetaux;

        }

    }

#ifdef FIX_468_16KHZ_PUPMIX
@@ -848,8 +848,8 @@ static void ivas_mc_paramupmix_param_est_enc( 
        {

            for ( bnd = maxbands; bnd < IVAS_MAX_NUM_BANDS; bnd++ )

            {

                alphas[b][bnd] = 0.0;

                betas[b][bnd] = 0.0;

                alphas[b][bnd] = 0.0f;

                betas[b][bnd] = 0.0f;

            }

        }

    }