Commit 01239f2a authored by Tapani Pihlajakuja's avatar Tapani Pihlajakuja
Browse files

Fix issue 1362 by implementing missing path in omasa downmix.

parent 16fd2911

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -176,6 +176,7 @@ 
#define NONBE_FIX_TCX5_INTERLEAVING_FOR_FS_IN_UNEQUAL_FS_OUT /* FhG: apply correct TCX5 grouping/interleaving when input_fs != output_fs */

#define NONBE_1339_FIXOSBA_EXT_LOUDNESS                 /* FhG: issue 1339: apply scaling with EXT output in OSBA high-BR mode */

#define NONBE_1352_HARMONIZE_OSBA_LOUDNESS             /* FhG: do not scale OSBA inputs by 0.5 any more */

#define NONBE_1362_FIX_OMASA_TO_MASA1_RENDERING         /* Nokia: Fix OMASA to MASA1 rendering in IVAS_rend */



/* ##################### End NON-BE switches ########################### */

lib_rend/ivas_omasa_ana.c

+29 −0
Original line number Diff line number Diff line
@@ -489,6 +489,13 @@ static void ivas_omasa_dmx( 
    }



    for ( i = 0; i < nchan_ism; i++ )

    {

#ifdef NONBE_1362_FIX_OMASA_TO_MASA1_RENDERING

        if ( nchan_transport == 1 )

        {

            v_add( data_out_f[0], data_in_f[i], data_out_f[0], input_frame );

        }

        else

        {

            azimuth = ism_azimuth[i];

            elevation = ism_elevation[i];
@@ -510,6 +517,28 @@ static void ivas_omasa_dmx( 
                prev_gains[i][j] = gains[j];

            }

        }

#else

        azimuth = ism_azimuth[i];

        elevation = ism_elevation[i];



        ivas_ism_get_stereo_gains( azimuth, elevation, &gains[0], &gains[1] );



        /* Downmix using the panning gains */

        for ( j = 0; j < nchan_transport; j++ )

        {

            if ( fabsf( gains[j] ) > 0.0 || fabsf( prev_gains[i][j] ) > 0.0f )

            {

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

                {

                    g1 = interpolator[k];

                    g2 = 1.0f - g1;

                    data_out_f[j][k] += ( g1 * gains[j] + g2 * prev_gains[i][j] ) * data_in_f[i][k];

                }

            }

            prev_gains[i][j] = gains[j];

        }

#endif

    }



    for ( i = 0; i < nchan_transport; i++ )

    {