Commit f5b35598 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

SBA, OMASA path sub-functions conversion and integration, cleanup 

[x] Cleaning up init_coder_ace_plus()
[x] spar-md functions, dirac_dec_param_est sub-fun integration, ivas_write_spar_md_bitstream stack
[x] Conversion related to average_masa_metadata and detect_metadata_composition
[x] Q-info documentation
parent 6c8a9816

lib_com/ivas_cnst.h

+10 −0
Original line number Diff line number Diff line
@@ -1043,6 +1043,15 @@ typedef enum 
#define DIRAC_MONO_MIN_THRESH                    1e2f

#define DIRAC_MONO_FRAME_THRESH                    15 /* 30ms */





#define DIRAC_MONO_THRESH_SILENCE_FX				(Word32)3e4

#define DIRAC_MONO_NORM_FACTOR_FX					(Word64)1e13

#define DIRAC_MONO_ONE_ON_NORM_FACTOR_FX			(Word64)1/1e13

#define DIRAC_MONO_MAX_THRESH_FX					(Word32)1e6

#define DIRAC_MONO_MIN_THRESH_FX					(Word32)1e2

#define DIRAC_MONO_NORM_FACTOR_M                    1220703104

#define DIRAC_MONO_NORM_FACTOR_E                    44



typedef enum

{

    DIRAC_OPEN,                                 /* initialize to default value              */
@@ -1304,6 +1313,7 @@ enum 
#define MASA_RATIO_THRESHOLD                    0.1f

#define MASA_ANGLE_TOLERANCE                    0.5f

#ifdef IVAS_FLOAT_FIXED

#define MASA_RATIO_THRESHOLD_FX                    214748365 // 0.1 in Q31

#define MASA_RATIO_TOLERANCE_FX                 419430/*0.1 Q22*/

#define MASA_ANGLE_TOLERANCE_FX                 ONE_IN_Q21/*0.5f q22*/

#endif

lib_com/ivas_fb_mixer.c

+16 −17
Original line number Diff line number Diff line
@@ -714,17 +714,6 @@ ivas_error ivas_FB_mixer_open_fx( 


                FOR( j = start_diff_band_non48k; j < num_bands; j++ )

                {

#if 1 // TODO: To be removed later

                    if ( ( hFbMixer->pFb->fb_consts.ppFilterbank_FRs_non48k[0][j] = (float *) malloc( sizeof( float ) * pActive_bins_per_band[j] ) ) == NULL )

                    {

                        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for FB mixer encoder" );

                    }



                    if ( ( hFbMixer->pFb->fb_consts.ppFilterbank_FRs_non48k[1][j] = (float *) malloc( sizeof( float ) * pActive_bins_per_band[j] ) ) == NULL )

                    {

                        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for FB mixer encoder" );

                    }

#endif

                    IF( ( hFbMixer->pFb->fb_consts.ppFilterbank_FRs_non48k_fx[0][j] = (Word32 *) malloc( sizeof( Word32 ) * pActive_bins_per_band[j] ) ) == NULL )

                    {

                        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for FB mixer encoder" );
@@ -757,12 +746,6 @@ ivas_error ivas_FB_mixer_open_fx( 
        {

            return error;

        }

#if 1 // TODO: To be removed later

        if ( ( error = ivas_filterbank_setup( hFbMixer, sampling_rate ) ) != IVAS_ERR_OK )

        {

            return error;

        }

#endif

    }



    *hFbMixer_out = hFbMixer;
@@ -1280,6 +1263,13 @@ void ivas_fb_mixer_get_windowed_fr( 
    float fr_in_block[L_FRAME48k * 2];

    const float *win_ptr;



#ifdef IVAS_FLOAT_FIXED

    Word32 fr_in_block_fx[L_FRAME48k * 2];

    Word16 exp_fr_in_block = 0;

    Word32 frame_f_real_fx[L_FRAME48k * 2] = { 0 };

    Word32 frame_f_imag_fx[L_FRAME48k * 2] = { 0 };

#endif



    n_old_samples = min( ( hFbMixer->fb_cfg->prior_input_length - hFbMixer->fb_cfg->windowed_fr_offset ), ( 2 * mdft_len ) );

    n_new_samples = max( 0, 2 * length - n_old_samples );

    offset = (int16_t) ( 2 * mdft_len - length - hFbMixer->ana_window_offset );
@@ -1302,7 +1292,16 @@ void ivas_fb_mixer_get_windowed_fr( 
            fr_in_block[j] *= ( *( --win_ptr ) );

        }



#ifdef IVAS_FLOAT_FIXED

        f2me_buf( fr_in_block, fr_in_block_fx, &exp_fr_in_block, L_FRAME48k * 2 );



        ivas_mdft_fx( fr_in_block_fx, frame_f_real_fx, frame_f_imag_fx, mdft_len << 1, mdft_len );



        me2f_buf( frame_f_real_fx, exp_fr_in_block, frame_f_real[ch_idx], mdft_len );

        me2f_buf( frame_f_imag_fx, exp_fr_in_block, frame_f_imag[ch_idx], mdft_len );

#else

        ivas_mdft( fr_in_block, frame_f_real[ch_idx], frame_f_imag[ch_idx], mdft_len << 1, mdft_len );

#endif

    }



    return;

lib_com/ivas_prot.h

+6 −4
Original line number Diff line number Diff line
@@ -3773,7 +3773,7 @@ void stereo_cng_compute_PScorr( 


void stereo_cng_dec_update(

    CPE_DEC_HANDLE hCPE,                                        /* i/o: CPE decoder structure                   */

    const int32_t ivas_total_brate                              /* i  : IVAS total bitrate                      */

    const int32_t ivas_total_brate                              /* i  : IVAS total bitrate                    Q0*/

);



void stereo_cna_update_params(
@@ -3784,9 +3784,9 @@ void stereo_cna_update_params( 
);

void stereo_cna_update_params_fx(

  CPE_DEC_HANDLE hCPE,         /* i/o: CPE decoder structure       */

  Word32 *output_fx[CPE_CHANNELS], /* i  : Output signal               */

  const Word16 output_frame,  /* i  : Output frame length         */

  const Word16 tdm_ratio_idx  /* i  : TDM ratio index             */

  Word32 *output_fx[CPE_CHANNELS], /* i  : Output signal               OUTPUT_Q*/

  const Word16 output_frame,  /* i  : Output frame length					 Q0*/

  const Word16 tdm_ratio_idx  /* i  : TDM ratio index						 Q0*/

);

void dtx_enc_init(

    Encoder_State *st,                                          /* i  : Encoder state handle                    */
@@ -6875,6 +6875,7 @@ void ivas_spar_arith_coeffs_com_init( 
  const Word16 table_idx,

  const Word16 enc_dec);



#ifndef IVAS_FLOAT_FIXED

int16_t ivas_arith_encode_cmplx_cell_array(

    ivas_arith_t *pArith_re,

    ivas_arith_t *pArith_re_diff,
@@ -6887,6 +6888,7 @@ int16_t ivas_arith_encode_cmplx_cell_array( 
    const int16_t any_diff ,

    const int16_t wc_strat_arith

);

#endif



ivas_error ivas_huffman_decode(

    ivas_huffman_cfg_t *huff_cfg,

lib_com/ivas_prot_fx.h

+30 −0
Original line number Diff line number Diff line
@@ -3288,6 +3288,23 @@ void computeReferencePower_enc_fx( 
    Word16 ref_power_w,                               /* i  : use 0 if hodirac is enabled     */

    const Word16 nchan_ana                            /* i  : number of analysis channels     */

);



void computeReferencePower_enc_fx_dirac(

    const Word16 *band_grouping,                      /* i  : Band grouping for estimation    */

    Word32 Cldfb_RealBuffer[][DIRAC_NO_FB_BANDS_MAX], /* i  : Real part of input signal       */

    Word32 Cldfb_ImagBuffer[][DIRAC_NO_FB_BANDS_MAX], /* i  : Imag part of input signal       */

    Word16 e_Cldfb,                                   /* i  : exponent of Cldfb buffer		  */

    Word32 *reference_power,                          /* o  : Estimated power                 */

    Word16 *e_reference,                              /* o  : exponent of reference_power	  */

    const Word16 enc_param_start_band,                /* i  : first band to process           */

    const Word16 num_freq_bands,                      /* i  : Number of frequency bands       */

    const IVAS_FORMAT ivas_format,                    /* i  : ivas_format                     */

    Word16 ref_power_w,                               /* i  : use 0 if hodirac is enabled     */

    const Word16 nchan_ana,                           /* i  : number of analysis channels     */

    Word16 *mono_frame_count,                         /* i/o: Mono Frame Count                */

    Word16 *dirac_mono_flag                           /* i/o: Mono Flag                       */

);



void ivas_omasa_enc_fx(

    OMASA_ENC_HANDLE hOMasa,          /* i/o: OMASA encoder handle                        */

    MASA_ENCODER_HANDLE hMasa,        /* i/o: MASA encoder handle                         */
@@ -3412,4 +3429,17 @@ ivas_error ivas_param_mc_enc_open_fx( 
ivas_error ivas_param_mc_enc_reconfig_fx(

    Encoder_Struct *st_ivas /* i/o: IVAS encoder handle                                 */

);



Word16 ivas_arith_encode_cmplx_cell_array(

    ivas_arith_t *pArith_re,

    ivas_arith_t *pArith_re_diff,

    const Word16 *pDo_diff,

    const Word16 nB,

    Word16 *pSymbol_re,

    Word16 *pSymbol_old_re,

    ivas_cell_dim_t *pCell_dims,

    BSTR_ENC_HANDLE hMetaData,

    const Word16 any_diff,

    const Word16 wc_strat_arith

);

#endif

lib_com/ivas_spar_com.c

+1 −1
Original line number Diff line number Diff line
@@ -1551,7 +1551,7 @@ void ivas_create_fullr_dmx_mat_fx( 
        {

            FOR( b = start_band; b < end_band; b++ )

            {

                tmp_p1_re[j][j][b] = L_shl( 1, q_dm_fv_re );

                tmp_p1_re[j][j][b] = L_shl_sat( 1, q_dm_fv_re );

                move32();

                max_val = L_max( max_val, L_abs( tmp_p1_re[j][j][b] ) );

            }