Commit 3ed639c2 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Fix for LTV crash for OMASA stream 

[x] Test case - ltv-OMASA 2Dir1TC 3ISM at 24.4 kbps, 48kHz in, 16kHz out, FOA out, FER at 10%
parent e64601da

lib_dec/fd_cng_dec_fx.c

+3 −3
Original line number Diff line number Diff line
@@ -2853,10 +2853,10 @@ void perform_noise_estimation_dec_ivas_fx( 
                    /* energy significantly decreases in one of the larger partitions during active frames -> downward update */

                    FOR( p = CNA_ACT_DN_LARGE_PARTITION; p < npart; p++ )

                    {

                        L_tmp = L_shr( hFdCngDec->msPeriodog_ST_fx[p], sub( sub( 31, hFdCngDec->msPeriodog_ST_exp ), 4 ) );

                        IF( LT_32( hFdCngDec->msPeriodog_ST_fx[p], msNoiseEst[p] ) )

                        L_tmp = L_shr( hFdCngDec->msPeriodog_ST_fx[p], sub( hFdCngDec->msNoiseEst_exp, hFdCngDec->msPeriodog_ST_exp ) );

                        IF( LT_32( L_tmp, msNoiseEst[p] ) )

                        {

                            msNoiseEst[p] = L_add( Mpy_32_16_1( msNoiseEst[p], CNA_ACT_DN_FACT_Q15 ), Mpy_32_16_1( L_tmp, (Word16) L_sub( ONE_IN_Q15, CNA_ACT_DN_FACT_Q15 ) ) );

                            msNoiseEst[p] = L_add( Mpy_32_16_1( msNoiseEst[p], CNA_ACT_DN_FACT_Q15 ), Mpy_32_16_1( L_tmp, ONE_IN_Q15 - CNA_ACT_DN_FACT_Q15 ) );

                            move32();

                        }

                    }

lib_dec/ivas_stereo_cng_dec.c

+1 −1
Original line number Diff line number Diff line
@@ -1377,7 +1377,7 @@ static void stereo_dft_generate_comfort_noise_fx( 
                IF( ( st->hFdCngDec->smoothed_psd_fx[i] > 0 ) && GT_32( Mpy_32_16_1( ftmp, (Word16) 0x3333 ), L_shr_sat( st->hFdCngDec->smoothed_psd_fx[i], l_shift_val ) ) )

                {

                    /* prevent abrupt upward update steps */

                    ftmp = L_add( L_shl( st->hFdCngDec->smoothed_psd_fx[i], 2 ), L_shr( st->hFdCngDec->smoothed_psd_fx[i], 1 ) );

                    ftmp = L_add( L_shl( st->hFdCngDec->smoothed_psd_fx[i], 1 ), L_shr( st->hFdCngDec->smoothed_psd_fx[i], 1 ) );

                    l_shift_val = 0;

                    move16();

                }