Commit 75ad8cd9 authored by Ke Zhao's avatar Ke Zhao
Browse files

Use CLDFB HRTFs of the appropriate SBA order

parent 2c374d03

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -160,6 +160,7 @@ 
#define FIX_575_LOW_OVERLAP_PLC_RECOVERY                /* FhG: Issue 575 fix for PLC and transistion to TCX5*/

#define ISM_FB_16k4                                     /* VA: Issue: 579: change BW from SWB to FB in NxISM conditions to match the EVS codec */

#define FIX_580_PARAMMC_ENER_BURSTS                     /* FhG: issue 580: energy bursts due to ILD holding when energy relations change too much */

#define UPDATE_REVERB_UTILS                             /* Use CLDFB HRTFs of the appropriate SBA order in get_IR_from_filter_taps() */





/* ################## End DEVELOPMENT switches ######################### */

lib_rend/ivas_reverb_utils.c

+32 −0
Original line number Diff line number Diff line
@@ -52,7 +52,9 @@ 
#define FFT_SPECTRUM_SIZE         ( 1 + ( RV_FILTER_MAX_FFT_SIZE / 2 ) )



#define N_INITIAL_IGNORED_FRAMES 4

#ifndef UPDATE_REVERB_UTILS

#define NUM_CLDFB_TAPES          7

#endif



/*-----------------------------------------------------------------------------------------*

 * Local function prototypes
@@ -225,7 +227,11 @@ static void get_IR_from_filter_taps( 
    output_sample_idx = 0;



    /* Assign CLDFB taps */

#ifdef UPDATE_REVERB_UTILS

    if ( input_audio_config == AUDIO_CONFIG_HOA3 )

#else

    if ( input_audio_config == AUDIO_CONFIG_FOA || input_audio_config == AUDIO_CONFIG_HOA2 || input_audio_config == AUDIO_CONFIG_HOA3 )

#endif

    {

        for ( band_idx = 0; band_idx < BINAURAL_CONVBANDS; band_idx++ )

        {
@@ -235,6 +241,28 @@ static void get_IR_from_filter_taps( 
            convolver_state.filter_taps_right_im[band_idx] = hHrtfFastConv->rightHRIRImag_HOA3[band_idx][hrtf_idx];

        }

    }

#ifdef UPDATE_REVERB_UTILS

    else if ( input_audio_config == AUDIO_CONFIG_HOA2 )

    {

        for ( band_idx = 0; band_idx < BINAURAL_CONVBANDS; band_idx++ )

        {

            convolver_state.filter_taps_left_re[band_idx] = hHrtfFastConv->leftHRIRReal_HOA2[band_idx][hrtf_idx];

            convolver_state.filter_taps_left_im[band_idx] = hHrtfFastConv->leftHRIRImag_HOA2[band_idx][hrtf_idx];

            convolver_state.filter_taps_right_re[band_idx] = hHrtfFastConv->rightHRIRReal_HOA2[band_idx][hrtf_idx];

            convolver_state.filter_taps_right_im[band_idx] = hHrtfFastConv->rightHRIRImag_HOA2[band_idx][hrtf_idx];

        }

    }

    else if ( input_audio_config == AUDIO_CONFIG_FOA )

    {

        for ( band_idx = 0; band_idx < BINAURAL_CONVBANDS; band_idx++ )

        {

            convolver_state.filter_taps_left_re[band_idx] = hHrtfFastConv->leftHRIRReal_FOA[band_idx][hrtf_idx];

            convolver_state.filter_taps_left_im[band_idx] = hHrtfFastConv->leftHRIRImag_FOA[band_idx][hrtf_idx];

            convolver_state.filter_taps_right_re[band_idx] = hHrtfFastConv->rightHRIRReal_FOA[band_idx][hrtf_idx];

            convolver_state.filter_taps_right_im[band_idx] = hHrtfFastConv->rightHRIRImag_FOA[band_idx][hrtf_idx];

        }

    }

#endif

    else

    {

        array_idx = 0;
@@ -313,7 +341,11 @@ static void get_IR_from_filter_taps( 
            }

        }



#ifdef UPDATE_REVERB_UTILS

        ivas_cldfb_convolver( &convolver_state, out_CLDFB_real, out_CLDFB_imag, real_buffer_in, imag_buffer_in, BINAURAL_CONVBANDS, BINAURAL_NTAPS );

#else

        ivas_cldfb_convolver( &convolver_state, out_CLDFB_real, out_CLDFB_imag, real_buffer_in, imag_buffer_in, BINAURAL_CONVBANDS, NUM_CLDFB_TAPES );

#endif



        ppRealBuf[0] = out_CLDFB_real[0];

        ppImagBuf[0] = out_CLDFB_imag[0];