Commit 48acc449 authored by Jan Kiene's avatar Jan Kiene
Browse files

port MR 1344 from float 

add comment that fix is not needed
parent 4b4f6041

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -99,6 +99,7 @@ 
#define NONBE_FIX_967_ISM_MONO_DMX                      /* FhG: issue 967: accumulating energies in ISM mono DMX */



#define NONBE_FIX_968_ISM_BRIR_WITH_HEADROTATION_5MS_FIX      /* FhG : issue #968: differences between 5ms and 20ms rendering for discrete ISM with BRIR and head rotation*/

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



/* #################### End BASOP porting switches ############################ */

lib_dec/igf_scf_dec_fx.c

+3 −0
Original line number Diff line number Diff line
@@ -189,6 +189,9 @@ static void decode_sfe_vector_fx( 
            {

                /* (t == 0) && (f == 0) */

                /* decode one of the IGF_SYMBOLS_IN_TABLE == 27 alphabet symbols using the new raw AC function */

#ifdef FIX_969_USAN_IGF_ARITH

                /* NOTE: the float equivalent uses a tmp variable + explicit cast here to avoid undefined behaviour here. This BASOP version does not need it as it already uses signed Word16 return value here. */

#endif

                res = ari_decode_14bits_s27_ext_fx( st, &hPrivateData->acState, (const UWord16 *) hPrivateData->cf_se00 );



                pred = arith_decode_bits_fx( hPrivateData, st, 2 ); /* LSBs as 2 bit raw */