Commit 498404e4 authored by Serdar Buyuksarac's avatar Serdar Buyuksarac
Browse files

Only use single precision math functions for optimization 

This reverts commit 3c459d3c.
parent 3c459d3c

lib_com/ivas_cnst.h

+0 −6
Original line number Diff line number Diff line
@@ -1513,12 +1513,6 @@ typedef enum 
#define BINAURAL_NTAPS_SBA                       BINAURAL_NTAPS



#define BINAURAL_NTAPS_MAX                      96

#ifdef FIX_814_DOUBLE_PREC_IN_REVERB

#define BINAURAL_NTAPS_MAX_X06                  58

#define BINAURAL_NTAPS_MAX_X05                  48

#define BINAURAL_NTAPS_MAX_X04                  39

#define BINAURAL_NTAPS_MAX_X03                  29

#endif



#define HRTF_SH_ORDER                           3

#define HRTF_SH_CHANNELS                        HOA3_CHANNELS

lib_dec/ivas_binRenderer_internal.c

+4 −4
Original line number Diff line number Diff line
@@ -185,19 +185,19 @@ static ivas_error ivas_binRenderer_convModuleOpen( 
#ifdef FIX_814_DOUBLE_PREC_IN_REVERB

        for ( ; bandIdx < 10; bandIdx++ )

        {

            hBinRenConvModule->numTapsArray[bandIdx] = BINAURAL_NTAPS_MAX_X06;

            hBinRenConvModule->numTapsArray[bandIdx] = (int16_t) ceilf( 0.6f * hBinRenConvModule->numTaps );

        }

        for ( ; bandIdx < 20; bandIdx++ )

        {

            hBinRenConvModule->numTapsArray[bandIdx] = BINAURAL_NTAPS_MAX_X05;

            hBinRenConvModule->numTapsArray[bandIdx] = (int16_t) ceilf( 0.5f * hBinRenConvModule->numTaps );

        }

        for ( ; bandIdx < 30; bandIdx++ )

        {

            hBinRenConvModule->numTapsArray[bandIdx] = BINAURAL_NTAPS_MAX_X04;

            hBinRenConvModule->numTapsArray[bandIdx] = (int16_t) ceilf( 0.4f * hBinRenConvModule->numTaps );

        }

        for ( ; bandIdx < hBinRenderer->conv_band; bandIdx++ )

        {

            hBinRenConvModule->numTapsArray[bandIdx] = BINAURAL_NTAPS_MAX_X03;

            hBinRenConvModule->numTapsArray[bandIdx] = (int16_t) ceilf( 0.3f * hBinRenConvModule->numTaps );

        }

#else

        for ( ; bandIdx < 10; bandIdx++ )

lib_rend/ivas_reverb.c

+2 −2
Original line number Diff line number Diff line
@@ -1202,8 +1202,8 @@ ivas_error ivas_reverb_open( 
    fft_hist_size = pState->fft_size - pState->fft_subblock_size;



#ifdef FIX_814_DOUBLE_PREC_IN_REVERB

    transition_start = (int16_t) ( FFT_FILTER_WND_FLAT_REGION * fft_hist_size + 0.5f );

    transition_length = (int16_t) ( FFT_FILTER_WND_TRANS_REGION * fft_hist_size + 0.5f );

    transition_start = (int16_t) roundf( FFT_FILTER_WND_FLAT_REGION * fft_hist_size );

    transition_length = (int16_t) roundf( FFT_FILTER_WND_TRANS_REGION * fft_hist_size );

#else

    transition_start = (int16_t) round( FFT_FILTER_WND_FLAT_REGION * fft_hist_size );

    transition_length = (int16_t) round( FFT_FILTER_WND_TRANS_REGION * fft_hist_size );

lib_rend/ivas_reverb_filter_design.c

+2 −2
Original line number Diff line number Diff line
@@ -588,7 +588,7 @@ void ivas_reverb_calc_color_levels( 
    /* Limiting the frequency response gradients

       Find frequency band closest to chosen pivot frequency. */

#ifdef FIX_814_DOUBLE_PREC_IN_REVERB

    idx_pivot = (int16_t) ( STEP_LIMIT_PIVOT_FREQ / freq_step + 0.5f );

    idx_pivot = (int16_t) roundf( STEP_LIMIT_PIVOT_FREQ / freq_step );

#else

    idx_pivot = (int16_t) round( STEP_LIMIT_PIVOT_FREQ / freq_step );

#endif
@@ -728,7 +728,7 @@ void ivas_reverb_get_hrtf_set_properties( 
        else

        {

#ifdef FIX_814_DOUBLE_PREC_IN_REVERB

            base_idx = (int16_t) tbl_index;

            base_idx = (int16_t) floorf( tbl_index );

#else

            base_idx = (int16_t) floor( tbl_index );

#endif