Commit 74da034e authored by Dominik Weckbecker's avatar Dominik Weckbecker 💬
Browse files

avoid arithmetic with NULL pointers in DirAC synthesis

parent 93521388

lib_rend/ivas_dirac_output_synthesis_dec.c

+4 −1
Original line number Diff line number Diff line
@@ -1522,7 +1522,10 @@ void ivas_dirac_dec_output_synthesis_process_subframe_psd_ls( 
        }



        /*Diffuse stream*/

        if ( h_dirac_output_synthesis_params->max_band_decorr != 0 )

        {

            p_power_smooth_diff = h_dirac_output_synthesis_state->proto_diffuse_buffer_f + buf_idx * 2 * h_dirac_output_synthesis_params->max_band_decorr * nchan_out_woLFE;

        }

        p_gain_1 = gains_diff;

        p_gain_2 = h_dirac_output_synthesis_state->gains_diff_prev;

        for ( k = 0; k < nchan_out_woLFE; k++ )

lib_rend/ivas_dirac_rend.c

+5 −0
Original line number Diff line number Diff line
@@ -1642,6 +1642,11 @@ void ivas_dirac_dec_compute_diffuse_proto( 


    num_freq_bands_diff = h_dirac_output_synthesis_params->max_band_decorr;



    if ( num_freq_bands_diff == 0 )

    {

        return;

    }



    p_diff_buffer = h_dirac_output_synthesis_state->proto_diffuse_buffer_f + slot_idx * 2 * num_freq_bands_diff * hDirACRend->hOutSetup.nchan_out_woLFE;

    p_diff_buffer_1 = p_diff_buffer + 1;

    p_power_smooth = h_dirac_output_synthesis_state->proto_power_diff_smooth;