Issue #867 : use 2 scale regions for reference_power vectors to improve...

#define L_HP20_MEM                          4                      /* HP20 filter memory length */

#define CLDFB_NO_CHANNELS_MAX               60                     /* CLDFB resampling - max number of CLDFB channels, == IVAS_CLDFB_NO_CHANNELS_MAX */

#ifdef FIX_867_CLDFB_NRG_SCALE

#define CLDFB_NO_CHANNELS_HALF              30                     /* CLDFB resampling - max number of CLDFB channels, == IVAS_CLDFB_NO_CHANNELS_MAX */

#endif

#define CLDFB_NO_CHANNELS_MAX_FX            30720                  /*Q9*/ 

#define CLDFB_NO_COL_MAX                    16                     /* CLDFB resampling - max number of CLDFB col., == IVAS_CLDFB_NO_COL_MAX */

#define CLDFB_NO_COL_MAX_SWITCH             6                      /* CLDFB resampling - max number of CLDFB col. for switching */

#define FIX_1464_SQ_GAIN_PRECISION

/* Note: each compile switch (FIX_1101_...) is independent from the other ones */

//#define OPT_STEREO_32KBPS_V1                    /* Optimization made in stereo decoding path for 32kbps decoding */

#define OPT_AVOID_STATE_BUF_RESCALE             /* Optimization made to avoid rescale of synth state buffer */

#define FIX_1310_SPEEDUP_ivas_dirac_dec_get_response_fx                 /*FhG: WMOPS tuning, nonbe*/

#define FIX_1310_SPEEDUP_ivas_dirac_dec_output_synthesis_process_slot   /*FhG: WMOPS tuning, nonbe*/

/* Both following 2 macros (IMPROVE_HIGH_COMPLEXITY_PARAM_MC_PRM_EST*) are independent from each other, they refer to different code blocks */

#define IMPROVE_HIGH_COMPLEXITY_PARAM_MC_PRM_EST_BE    /* FhG: reduces WMOPS of param_mc_prm_est, bit-exact to previous version */

#define IMPROVE_HIGH_COMPLEXITY_PARAM_MC_PRM_EST_NONBE /* FhG: reduces WMOPS of param_mc_prm_est, not bit-exact to previous version */

#define HARM_PUSH_BIT

#define HARM_ENC_INIT

//#define HARM_SCE_INIT

#define FIX_1101_IVAS_SPAR_DEC_UPMIXER_SF_USE_MADD_ADD_WEIGHTS  /* FhG: Defines 1.0f-weight variables, uses Madd operation instead of L_add_sat */

#define FIX_1101_IVAS_SPAR_DEC_UPMIXER_SF_SPLIT_LOOPS           /* FhG: Splits single loop with IF-statements into two low-complex loops */

#define FIX_1101_IVAS_SPAR_DEC_UPMIXER_SF_HQ_CONSTANTS          /* FhG: IMPROVE PRECISION: Uses 1/6 and 1/20 in full-precise Q31 constants instead of Q15 */

#define FIX_1101_IVAS_SPAR_DEC_UPMIXER_SF_USE_UNIQUE_SHL        /* FhG: Uses unique shift amount in each loop iteration */

#define FIX_11_1_IVAS_SPAR_DEC_UPMIXER_SF_RND_COEFFS            /* FhG  ivas_spar_com.c: Zeroes very small negative coeffs via L_shr_r (was L_shr) */

#define FIX_ISSUE_1237                          /* VA: replacement of Copy_Scale_sig_16_32_DEPREC() that are doing 16 bits left shift by Copy_Scale_sig_16_32_no_sat() */

#define FIX_ISSUE_1237_KEEP_EVS_BE              /* VA: Fix to keep EVS bitexactness to 26.444 */

#define FIX_ISSUE_1214                          /* Ittiam: Fix for issue 1214: Energy leakage in IGF tiles for MDCT-stereo @64kbps SWB*/

#define FIX_881_HILBERT_FILTER                  /* VA: improve the precision of the Hilbert filter to remove 2kHz unwanted tone */

#define FIX_ISSUE_1245                          /* Ittiam: Fix for issue 1245: Basop Encoder: Audible noise for silent Stereo input DTX on @24.4 kbps, @32 kbps*/

#define FIX_ISSUE_1291                          /* Ittiam: Wrong use of imult1616() in ACELP rescaling */

#define FIX_920_IGF_INIT_ERROR                  /* FhG: issue 920: fix bitrate mismatch in initial IGF config to avoid error message in same cases */

#define FIX_MINOR_SVD_WMOPS_MR1010X             /* FhG: Minor WMOPS tuning, bit-exact to previous version, saves about 8.2 WMOPS for MR1010 */

#define SVD_WMOPS_OPT                           /* Ittiam : SVD related optimizations */

#define NONBE_FIX_1087_OOB_SBA_DTX_RS           /* VA: issue 1087: Extend the length of the buffer for MCT decoding to avoid out-of-bound writing in SBA SID bitrate switching decoding */

#define FIX_ISSUE_1279                          /* VA: correction of wrong scaling update */

#define FIX_ISSUE_1247

#define NONBE_FIX_1087_OOB_SBA_DTX_RS                   /* VA: issue 1087: Extend the length of the buffer for MCT decoding to avoid out-of-bound writing in SBA SID bitrate switching decoding */

#define FIX_1285_DECODER_CRASH

#define FIX_1072_SPEEDUP_gainpanning            /* FhG: Minor WMOPS tuning, nonbe */

#define FIX_1072_SPEEDUP_COMPUTEDIFUSENESS      /* FhG: Minor WMOPS tuning, nonbe */

#define FIX_1320_LOWRATE_ACELP

#define FIX_1297_OVERFLOW                       /* VA: fixes issue with overflows in pre-processing */

#define FIX_1298                                /* VA: fix possible assert in gaus_enc */

#define FIX_1300_ICA_SHIFT_QUANT_IMPROV         /* VA: Fix to 1300 to improve precision of the lag quantizer */

#define FIX_1301_CORRECT_TD_CNST                /* VA: Fix 1301, correct wrong constant in TD stereo */

#define FIX_867_CLDFB_NRG_SCALE                 /* Issue 867: split cldfb energy scale into 2 regions for better precision */

//#define FIX_867_CLDFB_NRG_SCALE_CLDFB           /* Issue 867: use dynamic scale for CLDFB analysis. Almost zero improvement. */

//#define FIX_867_CLDFB_NRG_SCALE_CLDFB_MASK      /* Issue 867: erase higher cldfb values to remove noise from MDCT */

#endif