Commit 6319091f authored by Nishant S Kulgod's avatar Nishant S Kulgod
Browse files

resolving overflow for hoa_mtx

parent a5332f90

lib_rend/ivas_allrad_dec.c

+2 −2
Original line number Diff line number Diff line
@@ -251,7 +251,7 @@ ivas_error ivas_sba_get_hoa_dec_matrix_fx( 
                FOR( k = 0; k < num_harm; k++ )

                {

                    dec_mtx_temp = Mpy_32_32( G_td_int[j], Y_td_int[k] );       // Q29

                    *p_dec_mtx = L_add( *p_dec_mtx, L_shr( dec_mtx_temp, 3 ) ); // Q26

                    *p_dec_mtx = L_add( *p_dec_mtx, L_shr( dec_mtx_temp, 4 ) ); // Q25

                    // printf( "\n%f", ((float)*p_dec_mtx)/ ONE_IN_Q25 );

                    p_dec_mtx++;

                }
@@ -267,7 +267,7 @@ ivas_error ivas_sba_get_hoa_dec_matrix_fx( 
            FOR( j = 0; j < num_harm; j++ )

            {

                dec_mtx_temp_scale = Mpy_32_32( tmp_val, norm_sn3d_hoa3_int[j] ); // Q35

                *p_dec_mtx = L_shl(Mpy_32_32( *p_dec_mtx, dec_mtx_temp_scale ),1);         // Q31

                *p_dec_mtx = L_shl(Mpy_32_32( *p_dec_mtx, dec_mtx_temp_scale ),2);         // Q31

                p_dec_mtx++;

            }

            p_dec_mtx += ( SBA_NHARM_HOA3 - num_harm );