Commit 162ace01 authored by Mohammadreza Naghibzadeh's avatar Mohammadreza Naghibzadeh
Browse files

reduced headroom in hp20_fx_32 calculation.

parent 74867d7d

lib_com/hp50_fx.c

+3 −3
Original line number Diff line number Diff line
@@ -355,7 +355,7 @@ void hp20_fx_32( 
    Word16 prescale, prescaleOld, prescale_current_frame, diff;



    prescale = getScaleFactor32( signal_fx, lg );

    prescale_current_frame = s_min( 3, sub( 1 + HP20_COEFF_SCALE, prescale ) );

    prescale_current_frame = s_min( 3, sub( 1 , prescale ) );





    prescaleOld = extract_l( mem_fx[4] );
@@ -369,14 +369,14 @@ void hp20_fx_32( 
#endif





    diff = L_max( diff_pos, diff_neg );

    diff = L_min( diff_pos, diff_neg );



    IF( NE_16( diff, 0 ) )

    {

        prescale = s_min( prescale, diff );

    }



    prescale = s_min( 3, sub( 1 + HP20_COEFF_SCALE, prescale ) );

    prescale = s_min( 3, sub( 1 , prescale ) );



    diff = sub( prescale, prescaleOld );

#ifdef ISSUE_1836_replace_overflow_libcom

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -102,6 +102,7 @@ 
#define FIX_2010_PREP_TBE_EXC                                /* FhG: fix issues with varying Q-values for code_preQ_fx[] */

#define FIX_2025_FDCNG_MULT                                  /* Nokia, FhG: Fix LB FDCNG noise introduced by changing mult to i_mult */



#define HP20_FIX32_RECODING                                  /* FhG: reduced headroom in hp20_fx_32 calculation */

/* #################### Start BASOP porting switches ############################ */



#define NONBE_1244_FIX_SWB_BWE_MEMORY                   /* VA: issue 1244: fix to SWB BWE memory in case of switching from FB coding - pending a review by Huawei */