Commit b30ef4a8 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Fix for spectral holes by rearranging LPC to LSF conversion, LTV crash issue fix

parent da5e41e6

lib_enc/inov_enc_fx.c

+1 −1
Original line number Diff line number Diff line
@@ -661,7 +661,7 @@ Word16 inov_encode_ivas_fx( 
                            {

                                FOR( k = 0; k < L_SUBFR - i; k++ )

                                {

                                    y2[i + k] = add_sat( y2[i + k], round_fx( L_shl( L_mult( code[i], h2[k] ), sh ) ) ); // Q9 Added saturation: needs to be rechecked

                                    y2[i + k] = add_sat( y2[i + k], round_fx_sat( L_shl_sat( L_mult( code[i], h2[k] ), sh ) ) ); // Q9 Added saturation: needs to be rechecked

                                    move16();

                                }

                            }

lib_enc/swb_tbe_enc_fx.c

+8 −8
Original line number Diff line number Diff line
@@ -3107,6 +3107,14 @@ void swb_tbe_enc_ivas_fx( 


    /* stab_check = a2lsp( lsf_shb, lpc_shb, LPC_SHB_ORDER ); */



    /* LPC to LSP conversion */

    /* LPC: Q12, LSP: Q15 */

    E_LPC_a_lsp_conversion( lpc_shb_fx, lsp_shb_fx, hBWE_TD->prev_lsp_shb_fx, LPC_SHB_ORDER );



    /* LSP to LSF conversion */

    /* LSP: Q15, LSF: Q15 */

    E_LPC_lsp_lsf_conversion( lsp_shb_fx, lsf_shb_fx, LPC_SHB_ORDER );



    test();

    test();

    IF( ( NE_16( st_fx->last_extl, SWB_TBE ) && NE_16( st_fx->last_extl, FB_TBE ) ) || st_fx->ini_frame == 0 )
@@ -3124,14 +3132,6 @@ void swb_tbe_enc_ivas_fx( 
    //     mvr2r( hBWE_TD->prev_lsp_shb, lsf_shb, LPC_SHB_ORDER );

    // }



    /* LPC to LSP conversion */

    /* LPC: Q12, LSP: Q15 */

    E_LPC_a_lsp_conversion( lpc_shb_fx, lsp_shb_fx, hBWE_TD->prev_lsp_shb_fx, LPC_SHB_ORDER );



    /* LSP to LSF conversion */

    /* LSP: Q15, LSF: Q15 */

    E_LPC_lsp_lsf_conversion( lsp_shb_fx, lsf_shb_fx, LPC_SHB_ORDER );



    Copy( lsp_shb_fx, hBWE_TD->prev_lsp_shb_fx, LPC_SHB_ORDER );

    Copy( lsf_shb_fx, lsf_shb_orig_fx, LPC_SHB_ORDER );