Commit f48af0d8 authored by Jan Kiene's avatar Jan Kiene
Browse files

store intermediate result in int32 variable

parent 296cd9fe

lib_com/ari_hm.c

+8 −0
Original line number Diff line number Diff line
@@ -290,13 +290,21 @@ void tcx_hm_modify_envelope( 


    while ( k <= L_frame + kTcxHmParabolaHalfWidth - 1 )

    {

#ifdef FIX_966_VAR_OVERFLOW_IN_HARM_MODEL_ARI

        int32_t tmp;

#endif



        for ( x = max( 0, k - kTcxHmParabolaHalfWidth ); x <= min( k + kTcxHmParabolaHalfWidth, L_frame - 1 ); ++x )

        {

            env[x] = Mpy_32_16( env[x], inv_shape[x - k + kTcxHmParabolaHalfWidth] );

        }

        ++h;

#ifdef FIX_966_VAR_OVERFLOW_IN_HARM_MODEL_ARI

        tmp = ( h * lag );

        k = (int16_t) (tmp >> fract_res);

#else

        k = ( h * lag ) >> fract_res;

#endif

    }



    return;

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -158,6 +158,7 @@ 
#define FIX_955_FASTCONV_REND_IN_ISM                    /* VA: put FastConv rendering call under DEBUGGING */

#define FIX_969_USAN_IGF_ARITH                          /* FhG: issue 969: fix USAN error in igf_sce_dec; same issue as #962 */

#define FIX_959_MASA_LINEAR_REND                        /* VA: issue 959: remove unused calling of ivas_sba_linear_renderer() in MASA rendering */

#define FIX_966_VAR_OVERFLOW_IN_HARM_MODEL_ARI          /* FhG: fix and undef behaviour bug in the harmonic TCX model arithmetic coder */



/* #################### End BE switches ################################## */