Merge branch 'cleanup_20220714' into 'main' (bec0f7af) · Commits · IVAS Codec Public Collaboration / IVAS Codec

lib_com/ivas_cnst.h

+0 −13

Original line number	Diff line number	Diff line
		@@ -945,16 +945,6 @@ typedef enum

		#define SPAR_SID_BITS_TAR_PER_BAND 18

		#ifndef FIX_SBA_CLEAN_UP_OPT
		typedef enum
		{
		WYXZ = 0,
		WY = 0,
		WX,
		WZ,
		WYiX,
		} ivas_spar_foa_pmx_strings_t;
		#else
		typedef enum
		{
		WYXZ = 0,
		@@ -963,7 +953,6 @@ typedef enum
		WZ,
		WYiX,
		} ivas_spar_pmx_strings_t;
		#endif

		#define NUM_MD_Q_COEFS_SET 4

		@@ -1034,7 +1023,6 @@ typedef enum
		PCA_MODE_INACTIVE = 1
		} ivas_pca_bypass_mode;

		#ifdef FIX_SBA_CLEAN_UP_OPT
		enum
		{
		PRED_Q_1 = 0,
		@@ -1068,7 +1056,6 @@ enum
		DECD_Q_11,
		TOTAL_DECD_QUANT_STRATS
		};
		#endif

		/----------------------------------------------------------------------------------
		* MASA constants

lib_com/ivas_dirac_com.c

+0 −8

Original line number	Diff line number	Diff line
		@@ -92,11 +92,7 @@ ivas_error ivas_dirac_config(
		sba_mode = ( (Encoder_Struct *) st_ivas )->sba_mode;
		if ( ( (Encoder_Struct *) st_ivas )->hSpar != NULL )
		{
		#ifndef FIX_SBA_CLEAN_UP_OPT
		hFbMdft = ( (Encoder_Struct *) st_ivas )->hSpar->hSparFoa->hFbMixer;
		#else
		hFbMdft = ( (Encoder_Struct *) st_ivas )->hSpar->hFbMixer;
		#endif
		}
		else
		{
		@@ -121,11 +117,7 @@ ivas_error ivas_dirac_config(
		sba_mode = ( (Decoder_Struct *) st_ivas )->sba_mode;
		if ( ( (Decoder_Struct *) st_ivas )->hSpar != NULL )
		{
		#ifndef FIX_SBA_CLEAN_UP_OPT
		hFbMdft = ( (Decoder_Struct *) st_ivas )->hSpar->hSparFoa->hFbMixer;
		#else
		hFbMdft = ( (Decoder_Struct *) st_ivas )->hSpar->hFbMixer;
		#endif
		}
		else
		{

lib_com/ivas_entropy_coder_common.c

+1 −5

Original line number	Diff line number	Diff line
		@@ -36,11 +36,9 @@
		#include "debug.h"
		#endif
		#include "ivas_prot.h"
		#ifdef FIX_SBA_CLEAN_UP_OPT
		#include "ivas_rom_com.h"
		#include "math.h"
		#include "prot.h"
		#endif
		#include "wmops.h"


		@@ -97,7 +95,6 @@ void ivas_get_cum_freq_model(
		return;
		}

		#ifdef FIX_SBA_CLEAN_UP_OPT
		/-----------------------------------------------------------------------------------------
		* Function ivas_map_num_pred_r_to_idx()
		*
		@@ -452,4 +449,3 @@ void ivas_spar_huff_coeffs_com_init(

		return;
		}
		#endif

lib_com/ivas_fb_mixer.c

+0 −57

Original line number	Diff line number	Diff line
		@@ -276,15 +276,6 @@ ivas_error ivas_FB_mixer_open(

		ivas_get_active_bins( &pActive_bins_per_band, &pActive_bins_per_band_abs, &pStart_offset, &pStart_offset_abs, sampling_rate );

		#ifndef FIX_SBA_CLEAN_UP_OPT
		for ( i = 0; i < num_bands; i++ )
		{
		if ( ( hFbMixer->pFb->fb_bin_to_band.pFb_bin_to_band[i] = (float ) count_malloc( sizeof( float ) pActive_bins_per_band_abs[i] ) ) == NULL )
		{
		return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Can not allocate memory for FB mixer encoder" );
		}
		}
		#else
		if ( fb_cfg->active_w_mixing != -1 )
		{
		for ( i = 0; i < num_bands; i++ )
		@@ -295,7 +286,6 @@ ivas_error ivas_FB_mixer_open(
		}
		}
		}
		#endif

		if ( sampling_rate != 48000 )
		{
		@@ -429,13 +419,6 @@ void ivas_FB_mixer_close(
		{
		num_bands = hFbMixer->pFb->filterbank_num_bands;

		#ifndef FIX_SBA_CLEAN_UP_OPT
		for ( i = 0; i < num_bands; i++ )
		{
		count_free( hFbMixer->pFb->fb_bin_to_band.pFb_bin_to_band[i] );
		hFbMixer->pFb->fb_bin_to_band.pFb_bin_to_band[i] = NULL;
		}
		#else
		if ( fb_cfg->active_w_mixing != -1 )
		{
		for ( i = 0; i < num_bands; i++ )
		@@ -444,7 +427,6 @@ void ivas_FB_mixer_close(
		hFbMixer->pFb->fb_bin_to_band.pFb_bin_to_band[i] = NULL;
		}
		}
		#endif

		if ( sampling_rate != 48000 )
		{
		@@ -816,16 +798,10 @@ void ivas_fb_mixer_get_in_out_mapping(
		* Function to calculate number of active bands
		-----------------------------------------------------------------------------------------/

		#ifndef FIX_SBA_CLEAN_UP_OPT
		static int16_t ivas_calculate_abs_fr(
		ivas_filterbank_t *pFb,
		const int32_t sampling_rate )
		#else
		static int16_t ivas_calculate_abs_fr(
		ivas_filterbank_t *pFb,
		const int32_t sampling_rate,
		const int16_t alloc_fb_resp )
		#endif
		{
		int16_t frame_len;
		float ppFilterbank_FRs_s[L_FRAME48k];
		@@ -963,17 +939,10 @@ static int16_t ivas_calculate_abs_fr(
		temp = 0;
		}

		#ifndef FIX_SBA_CLEAN_UP_OPT
		if ( j < ( abs_active_bins + abs_start_offset ) && j >= abs_start_offset )
		{
		pFb->fb_bin_to_band.pFb_bin_to_band[i][idx++] = temp;
		}
		#else
		if ( j < ( abs_active_bins + abs_start_offset ) && j >= abs_start_offset && alloc_fb_resp != -1 )
		{
		pFb->fb_bin_to_band.pFb_bin_to_band[i][idx++] = temp;
		}
		#endif

		ppFilterbank_FRs_s[j] += temp;
		}
		@@ -987,23 +956,6 @@ static int16_t ivas_calculate_abs_fr(
		}
		}

		#ifndef FIX_SBA_CLEAN_UP_OPT
		for ( j = 0; j < bands; j++ )
		{
		int16_t abs_active_bins = pFb->fb_bin_to_band.pFb_active_bins_per_band[j];
		int16_t abs_start_offset = pFb->fb_bin_to_band.pFb_start_bin_per_band[j];

		for ( i = 0; i < abs_active_bins; i++ )
		{
		pFb->fb_bin_to_band.pFb_bin_to_band[j][i] /= ppFilterbank_FRs_s[i + abs_start_offset];
		/*if(pFb->fb_bin_to_band.pFb_bin_to_band[j][i] > 0.5f)
		{
		num_active_bands = j + 1;
		break;
		}*/
		}
		}
		#else
		if ( alloc_fb_resp != -1 )
		{
		for ( j = 0; j < bands; j++ )
		@@ -1022,7 +974,6 @@ static int16_t ivas_calculate_abs_fr(
		}
		}
		}
		#endif

		return num_active_bands;
		}
		@@ -1164,11 +1115,7 @@ static ivas_error ivas_filterbank_setup(
		offset += pFb->fb_consts.pFilterbank_bins_per_band[j];
		}

		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_calculate_abs_fr( pFb, sampling_rate );
		#else
		ivas_calculate_abs_fr( pFb, sampling_rate, pCfg->active_w_mixing );
		#endif
		}
		else
		{
		@@ -1219,11 +1166,7 @@ static ivas_error ivas_filterbank_setup(
		pFb->fb_consts.ppFilterbank_FRs[1][j] = (const float *) pFb->fb_consts.ppFilterbank_FRs_non48k[1][j];
		}

		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_calculate_abs_fr( pFb, sampling_rate );
		#else
		ivas_calculate_abs_fr( pFb, sampling_rate, pCfg->active_w_mixing );
		#endif
		}
		}

lib_com/ivas_prot.h

+0 −184

Original line number	Diff line number	Diff line
		@@ -3805,19 +3805,11 @@ int16_t ivas_get_spar_num_TCs(
		const int16_t sba_order /* i : IVAS SBA order */
		);

		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_spar_set_bitrate_config(
		ivas_spar_foa_md_com_cfg pSpar_md_cfg, / i/o: SPAR MD config. handle */
		const int16_t table_idx, /* i : config. table index */
		const int16_t num_bands /* i : number of bands */
		);
		#else
		void ivas_spar_set_bitrate_config(
		ivas_spar_md_com_cfg pSpar_md_cfg, / i/o: SPAR MD config. handle */
		const int16_t table_idx, /* i : config. table index */
		const int16_t num_bands /* i : number of bands */
		);
		#endif

		#ifdef FIX_I1_113
		void ivas_spar_bitrate_dist(
		@@ -3836,47 +3828,6 @@ void ivas_imdct( const float pIn, float pOut, const int16_t length );
		void ivas_itda( const float re, float pOut, const int16_t length );

		/* FOA module */
		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_error ivas_spar_foa_enc_open(
		ivas_spar_foa_enc_state_t *hSparFoa, / i/o: SPAR FOA encoder handle */
		const ENCODER_CONFIG_HANDLE hEncoderConfig /* i : configuration structure */
		);

		void ivas_spar_foa_enc_close(
		ivas_spar_foa_enc_state_t *hSparFoa, / i/o: SPAR FOA encoder handle */
		const int32_t input_Fs, /* i : input sampling rate */
		const int16_t nchan_inp /* i : number of input channels */
		);

		ivas_error ivas_spar_foa_enc_process(
		Encoder_Struct st_ivas, / i/o: IVAS encoder structure */
		const ENCODER_CONFIG_HANDLE hEncoderConfig, /* i : configuration structure */
		BSTR_ENC_HANDLE hMetaData, /* i/o: MetaData handle */
		const int16_t front_vad_flag, /* i : front-VAD decision */
		float ppPcm_in[][L_FRAME48k] /* i/o: input/transport audio channels */
		);

		ivas_error ivas_spar_foa_dec_open(
		ivas_spar_foa_dec_state_t *hSparFoa, / i/o: SPAR FOA decoder handle */
		const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : configuration structure */
		#ifdef SBA_CLEANING
		const int16_t sba_order, /* i : Ambisonic (SBA) order */
		#endif
		const int16_t nchan_internal /* i : number of internal channels */
		);

		void ivas_spar_get_cldfb_gains(
		ivas_spar_foa_dec_state_t *hSparFoa,
		HANDLE_CLDFB_FILTER_BANK cldfbAnaDec0,
		HANDLE_CLDFB_FILTER_BANK cldfbSynDec0,
		const DECODER_CONFIG_HANDLE hDecoderConfig
		);

		void ivas_spar_foa_dec_close(
		ivas_spar_foa_dec_state_t *hSparFoa, / i/o: SPAR FOA decoder handle */
		const int32_t output_Fs /* i : output sampling rate */
		);
		#else
		ivas_error ivas_spar_enc_process(
		Encoder_Struct st_ivas, / i/o: IVAS encoder structure */
		const ENCODER_CONFIG_HANDLE hEncoderConfig, /* i : configuration structure */
		@@ -3891,7 +3842,6 @@ void ivas_spar_get_cldfb_gains(
		HANDLE_CLDFB_FILTER_BANK cldfbSynDec0,
		const DECODER_CONFIG_HANDLE hDecoderConfig
		);
		#endif

		/* !r: 1 if prediction residual channel */
		int16_t ivas_is_res_channel(
		@@ -3899,32 +3849,6 @@ int16_t ivas_is_res_channel(
		const int16_t nchan_transport /* i : number of transport channels (1-4) */
		);

		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_spar_foa_dec_upmixer(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		float output[][L_FRAME48k], /* i/o: input/output audio channels */
		const int16_t nchan_internal, /* i : number of internal channels */
		const int16_t output_frame /* i : output frame length */
		);

		/* FOA MD module */
		ivas_error ivas_spar_foa_md_enc_open(
		ivas_spar_foa_md_enc_state_t *hMdEnc, / i/o: SPAR MD encoder handle */
		const ENCODER_CONFIG_HANDLE hEncoderConfig /* i : configuration structure */
		);

		void ivas_spar_foa_md_enc_close(
		ivas_spar_foa_md_enc_state_t *hMdEnc / i/o: SPAR MD encoder handle */
		);

		ivas_error ivas_spar_foa_md_enc_process(
		ivas_spar_foa_md_enc_state_t hMdEnc, / i/o: SPAR MD encoder handle */
		const ENCODER_CONFIG_HANDLE hEncoderConfig, /* i : configuration structure */
		ivas_spar_foa_md_enc_in_buf_t *pIn_buf,
		BSTR_ENC_HANDLE hMetaData, /* i/o: MetaData handle */
		const int16_t dtx_silence_mode
		);
		#else
		void ivas_spar_dec_upmixer(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		float output[][L_FRAME48k], /* i/o: input/output audio channels */
		@@ -3949,7 +3873,6 @@ ivas_error ivas_spar_md_enc_process(
		BSTR_ENC_HANDLE hMetaData, /* i/o: MetaData handle */
		const int16_t dtx_silence_mode
		);
		#endif

		void ivas_compute_spar_params(
		float *pppCov_mat_re[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH],
		@@ -3962,11 +3885,7 @@ void ivas_compute_spar_params(
		const int16_t num_ch,
		const int16_t bands_bw,
		const int16_t active_w,
		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_spar_foa_md_com_cfg *hSparCfg,
		#else
		ivas_spar_md_com_cfg *hSparCfg,
		#endif
		ivas_spar_md_t *hSparMd,
		float *pWscale,
		const int16_t from_dirac
		@@ -3980,11 +3899,7 @@ void ivas_create_fullr_dmx_mat(
		const int16_t start_band,
		const int16_t end_band,
		const int16_t active_w,
		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_spar_foa_md_com_cfg *hMdCfg
		#else
		ivas_spar_md_com_cfg *hMdCfg
		#endif
		);

		void ivas_calc_c_p_coeffs(
		@@ -4007,11 +3922,7 @@ void ivas_get_spar_md_from_dirac(
		const int16_t n_ts,
		float ***mixer_mat,
		ivas_spar_md_t *hSpar_md,
		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_spar_foa_md_com_cfg *hSpar_md_cfg,
		#else
		ivas_spar_md_com_cfg *hSpar_md_cfg,
		#endif
		const int16_t start_band,
		const int16_t end_band,
		const int16_t order,
		@@ -4019,73 +3930,6 @@ void ivas_get_spar_md_from_dirac(
		float Wscale_d[IVAS_MAX_NUM_BANDS]
		);

		#ifndef FIX_SBA_CLEAN_UP_OPT
		ivas_error ivas_spar_foa_md_dec_open(
		ivas_spar_foa_md_dec_state_t *hMdDec_out, / i/o: SPAR MD decoder handle */
		const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : configuration structure */
		const int16_t num_channels /* i : number of internal channels */
		);

		void ivas_spar_foa_md_dec_close(
		ivas_spar_foa_md_dec_state_t *hMdDec / i/o: SPAR MD decoder handle */
		);

		void ivas_spar_foa_dec_MD(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		Decoder_State st0 / i/o: decoder state structure - for bitstream handling*/
		);

		void ivas_spar_get_parameters(
		ivas_spar_foa_dec_state_t hSparFoa, / i/o: SPAR FOA decoder handle */
		const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : configuration structure */
		const int16_t ts, /* i : time slot index */
		const int16_t num_ch_out, /* i : number of channels out */
		const int16_t num_ch_in, /* i : number of channels in */
		const int16_t num_spar_bands, /* i : number of SPAR bands */
		float par_mat[IVAS_SPAR_MAX_CH][IVAS_SPAR_MAX_CH][IVAS_MAX_NUM_BANDS] /* o : mixing matrix */
		);

		ivas_error ivas_spar_foa_md_dec_init(
		ivas_spar_foa_md_dec_state_t hMdDec, / i/o: SPAR MD decoder handle */
		const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : configuration structure */
		const int16_t num_channels /* i : number of internal channels */
		);

		void ivas_spar_foa_md_dec_process(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		Decoder_State st0, / i/o: decoder state structure - for bitstream handling*/
		const int16_t num_bands_out, /* i : number of output bands */
		const int16_t sba_order /* i : SBA order */
		);

		void ivas_spar_to_dirac(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		ivas_spar_foa_md_dec_state_t hMdDec, / i/o: SPAR MD decoder handle */
		const int16_t dtx_vad, /* i : DTX frame flag */
		const int16_t num_bands_out /* i : number of output bands */
		);

		void ivas_spar_foa_update_md_hist(
		ivas_spar_foa_md_dec_state_t hMdDec / i/o: SPAR MD decoder handle */
		);

		void ivas_spar_foa_smooth_md_dtx(
		ivas_spar_foa_md_dec_state_t hMdDec, / i/o: SPAR MD decoder handle */
		const int16_t num_bands_out /* i : number of output bands */
		);

		void ivas_spar_foa_setup_md_smoothing(
		ivas_spar_foa_md_dec_state_t hMdDec, / i/o: SPAR MD decoder handle */
		const int16_t num_bands_out /* i : number of output bands */
		);

		void ivas_spar_foa_dec_gen_umx_mat(
		ivas_spar_foa_md_dec_state_t hMdDec, / i/o: SPAR MD decoder handle */
		const int16_t nchan_transport, /* i : number of transport channels */
		const int16_t num_bands_out, /* i : number of output bands */
		const int16_t bfi /* i : bad frame indicator */
		);
		#else
		ivas_error ivas_spar_md_dec_open(
		ivas_spar_md_dec_state_t *hMdDec_out, / i/o: SPAR MD decoder handle */
		const DECODER_CONFIG_HANDLE hDecoderConfig, /* i : configuration structure */
		@@ -4151,7 +3995,6 @@ void ivas_spar_dec_gen_umx_mat(
		const int16_t num_bands_out, /* i : number of output bands */
		const int16_t bfi /* i : bad frame indicator */
		);
		#endif

		/* Covariance module */
		ivas_error ivas_spar_covar_enc_open(
		@@ -4371,20 +4214,11 @@ int16_t ivas_get_bits_to_encode(
		);

		void ivas_huffman_encode( ivas_huffman_cfg_t huff_cfg, int16_t in, int16_t hcode, int16_t *hlen );
		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_huff_coeffs_enc_init( ivas_huff_coeffs_t *pHuff_coeffs, const int16_t table_idx );
		void ivas_arith_coeffs_enc_init( ivas_arith_coeffs_t pArith_coeffs, ivas_spar_foa_md_com_cfg pSpar_cfg, const int16_t table_idx );
		#else
		void ivas_spar_huff_coeffs_com_init( ivas_huff_coeffs_t pHuff_coeffs, ivas_spar_md_com_cfg pSpar_cfg, const int16_t table_idx, int16_t codec_mode );
		void ivas_spar_arith_coeffs_com_init( ivas_arith_coeffs_t pArith_coeffs, ivas_spar_md_com_cfg pSpar_cfg, const int16_t table_idx, int16_t codec_mode );
		#endif
		void ivas_arith_encode_cmplx_cell_array(ivas_arith_t pArith_re, ivas_arith_t pArith_re_diff, const int16_t pDo_diff, const int16_t nB, int16_t pSymbol_re, int16_t pSymbol_old_re, ivas_cell_dim_t pCell_dims, BSTR_ENC_HANDLE hMetaData, const int16_t any_diff);
		ivas_error ivas_huffman_decode( ivas_huffman_cfg_t huff_cfg, Decoder_State st0, int16_t *dec_out );
		void ivas_arith_decode_cmplx_cell_array( ivas_arith_t pArith_re, ivas_arith_t pArith_re_diff, Decoder_State st0, ivas_cell_dim_t pCell_dims, int16_t pDo_diff, const int16_t nB, int16_t pSymbol_re, int16_t *pSymbol_re_old );
		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_arith_coeffs_dec_init( ivas_arith_coeffs_t pArith_coeffs, ivas_spar_foa_md_com_cfg pSpar_cfg, const int16_t table_idx );
		void ivas_huff_coeffs_dec_init( ivas_huff_coeffs_t pHuff_coeffs, ivas_spar_foa_md_com_cfg pSpar_cfg, const int16_t table_idx );
		#endif

		void ivas_ari_start_decoding_14bits_ext_1_lfe( Decoder_State st, Tastat s, int16_t *extra_bits_read );
		uint16_t ivas_ari_decode_14bits_bit_ext_1_lfe( Decoder_State st, Tastat s, const uint16_t cum_freq, int16_t extra_bits_read );
		@@ -4394,11 +4228,9 @@ void ivas_ari_encode_14bits_ext( BSTR_ENC_HANDLE hBstr, Tastat *s, int32_t symbo

		void ivas_wrap_arround( int16_t *pArr, const int16_t min_val, const int16_t max_val, const int16_t length );
		void ivas_get_cum_freq_model( const int16_t pFreq_model, const int16_t length, int16_t pCum_freq_model );
		#ifdef FIX_SBA_CLEAN_UP_OPT
		int16_t ivas_map_num_pred_r_to_idx( const int16_t num_quant_points_pred_r, const int16_t active_w_flag );
		int16_t ivas_map_num_drct_r_to_idx( const int16_t num_quant_points_drct_r );
		int16_t ivas_map_num_decd_r_to_idx( const int16_t num_quant_points_decd_r );
		#endif

		/* Quantization utilities */
		void ivas_quantise_real_values(
		@@ -4412,38 +4244,22 @@ void ivas_quantise_real_values(
		const int16_t dim2
		);

		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_spar_foa_get_uniform_quant_strat(
		ivas_spar_foa_md_com_cfg *pSpar_md_com_cfg,
		const int16_t table_idx
		);
		#else
		void ivas_spar_get_uniform_quant_strat(
		ivas_spar_md_com_cfg *pSpar_md_com_cfg,
		const int16_t table_idx
		);
		#endif

		void ivas_spar_quant_dtx_init(
		ivas_spar_md_t *spar_md,
		float *min_max
		);

		#ifndef FIX_SBA_CLEAN_UP_OPT
		void ivas_map_prior_coeffs_quant(
		ivas_spar_md_prev_t *pSpar_md_prior,
		ivas_spar_foa_md_com_cfg *pSpar_md_cfg,
		const int16_t qsi,
		const int16_t nB
		);
		#else
		void ivas_map_prior_coeffs_quant(
		ivas_spar_md_prev_t *pSpar_md_prior,
		ivas_spar_md_com_cfg *pSpar_md_cfg,
		const int16_t qsi,
		const int16_t nB
		);
		#endif

		void ivas_copy_band_coeffs_idx_to_arr(
		ivas_band_coeffs_ind_t *pBands_idx,