/****************************************************************************** * * * Copyright (C) 2018 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ #ifndef IXHEAACD_MPS_DEC_H #define IXHEAACD_MPS_DEC_H #define ABS_THR (1e-9f * 32768 * 32768) #define MAX_NUM_QMF_BANDS_MPS (128) #define MAX_NUM_QMF_BANDS_MPS_NEW (64) #define MAX_PARAMETER_SETS_MPS (9) #define MAX_M2_OUTPUT_MP (MAX_OUTPUT_CHANNELS_MPS) #define BUFFER_LEN_HF_MPS ((QMF_HYBRID_FILT_ORDER - 1) / 2 + MAX_TIME_SLOTS) #define MAX_OUTPUT_CHANNELS_MPS_AT (2) #define HYBRID_BAND_BORDER (12) #define DECORR_FILT_0_ORD (10) #define DECORR_FILT_1_ORD (8) #define DECORR_FILT_2_ORD (3) #define DECORR_FILT_3_ORD (2) #define MAX_DECORR_FIL_ORDER (DECORR_FILT_0_ORD) typedef struct { FLOAT32 re; FLOAT32 im; } ia_cmplx_flt_struct; typedef struct { WORD32 re; WORD32 im; } ia_cmplx_w32_struct; typedef struct { FLOAT32 *re; FLOAT32 *im; } ia_cmplx_fltp_struct; typedef struct ia_mps_decor_filt_struct { WORD32 state_len; WORD32 num_len; WORD32 den_len; ia_cmplx_flt_struct state[MAX_DECORR_FIL_ORDER + 1]; const FLOAT32 *num; const FLOAT32 *den; } ia_mps_decor_filt_struct; typedef struct ia_mps_decor_struct *ia_mps_decor_struct_handle; #define MAX_HYBRID_BANDS_MPS (MAX_NUM_QMF_BANDS_MPS_NEW - 3 + 10) #define MAX_TIME_SLOTS (72) #define MAX_PARAMETER_BANDS (28) #define MAX_M1_INPUT (2) #define MAX_M1_OUTPUT (2) #define MAX_M2_INPUT (2) #define MAX_M_INPUT (2) #define MAX_M_OUTPUT (2) #define QMF_BANDS_TO_HYBRID (3) #define MAX_HYBRID_ONLY_BANDS_PER_QMF (8) #define QMF_HYBRID_FILT_ORDER (13) #define BUFFER_LEN_LF_MPS (QMF_HYBRID_FILT_ORDER - 1 + MAX_TIME_SLOTS) #define MAX_NO_TIME_SLOTS_DELAY (14) #define MAXNRSBRCHANNELS 2 typedef struct ixheaacd_mps_decor_energy_adjust_filt_struct { WORD32 num_bins; FLOAT32 smooth_in_energy[MAX_PARAMETER_BANDS]; FLOAT32 smooth_out_energy[MAX_PARAMETER_BANDS]; } ixheaacd_mps_decor_energy_adjust_filt_struct; typedef struct ia_mps_decor_struct { WORD32 num_bins; ia_mps_decor_filt_struct filter[MAX_HYBRID_BANDS_MPS]; ixheaacd_mps_decor_energy_adjust_filt_struct decor_nrg_smooth; WORD32 delay_sample_count[MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct decor_delay_buffer[71][MAX_TIME_SLOTS + MAX_NO_TIME_SLOTS_DELAY]; } ia_mps_decor_struct; typedef struct ia_mps_hybrid_filt_struct { ia_cmplx_flt_struct hf_buffer[MAX_NUM_QMF_BANDS_MPS][BUFFER_LEN_HF_MPS]; ia_cmplx_w32_struct lf_buffer[QMF_BANDS_TO_HYBRID][BUFFER_LEN_LF_MPS]; } ia_mps_hybrid_filt_struct; typedef struct ia_mps_data_struct { WORD32 bs_xxx_data_mode[MAX_PARAMETER_SETS_MPS]; WORD32 quant_coarse_xxx_flag[MAX_PARAMETER_SETS_MPS]; WORD32 bs_freq_res_stride_xxx[MAX_PARAMETER_SETS_MPS]; WORD8 bs_quant_coarse_xxx[MAX_PARAMETER_SETS_MPS]; WORD8 bs_quant_coarse_xxx_prev; } ia_mps_data_struct; typedef struct ia_mps_bs_frame { WORD8 independency_flag; WORD32 cld_idx[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 icc_idx[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 cld_idx_pre[MAX_PARAMETER_BANDS]; WORD32 icc_idx_pre[MAX_PARAMETER_BANDS]; WORD32 cmp_cld_idx[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 cmp_icc_idx[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 cmp_cld_idx_prev[MAX_PARAMETER_BANDS]; WORD32 cmp_icc_idx_prev[MAX_PARAMETER_BANDS]; ia_mps_data_struct cld_data; ia_mps_data_struct icc_data; ia_mps_data_struct ipd_data; WORD32 ipd_idx_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 ipd_idx_data_prev[MAX_PARAMETER_BANDS]; WORD32 ipd_idx[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 ipd_idx_prev[MAX_PARAMETER_BANDS]; WORD32 bs_smooth_mode[MAX_PARAMETER_SETS_MPS]; WORD32 bs_smooth_time[MAX_PARAMETER_SETS_MPS]; WORD32 bs_freq_res_stride_smg[MAX_PARAMETER_SETS_MPS]; WORD32 bs_smg_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; } ia_mps_bs_frame; typedef struct ia_mps_smoothing_struct { WORD32 prev_smg_time; WORD32 inv_prev_smg_time; WORD32 prev_smg_data[MAX_PARAMETER_BANDS]; } ia_mps_smoothing_struct; typedef struct ia_mps_env_reshape_struct { FLOAT32 pb_energy_prev[3][MAX_PARAMETER_BANDS]; FLOAT32 avg_energy_prev[3]; FLOAT32 frame_energy_prev[3]; } ia_mps_env_reshape_struct; #define BP_SIZE 25 typedef struct ia_mps_stp_struct { FLOAT32 nrg_dir; FLOAT32 nrg_diff[2]; FLOAT32 nrg_dir_prev; FLOAT32 nrg_diff_prev[2]; FLOAT32 tp_scale_last[2]; WORD32 init_flag; WORD32 update_old_ener; } ia_mps_stp_struct; typedef struct ia_mps_opd_smooth_struct { WORD32 smooth_l_phase[MAX_PARAMETER_BANDS]; WORD32 smooth_r_phase[MAX_PARAMETER_BANDS]; } ia_mps_opd_smooth_struct; typedef struct ia_mps_dec_state_struct { WORD32 in_ch_count; WORD32 out_ch_count; FLOAT32 input_gain; WORD32 dir_sig_count; WORD32 decor_sig_count; WORD32 time_slots; WORD32 present_time_slot; WORD32 frame_len; WORD32 temp_shape_enable_ch_stp[2]; WORD32 temp_shape_enable_ch_ges[2]; FLOAT32 env_shape_data[2][MAX_TIME_SLOTS]; WORD8 parse_nxt_frame; WORD32 qmf_band_count; WORD32 hyb_band_count; const WORD32 *hyb_band_to_processing_band_table; WORD32 res_ch_count; WORD32 res_bands; WORD32 max_res_bands; WORD32 bs_param_bands; WORD32 ext_frame_flag; WORD32 num_parameter_sets; WORD32 num_parameter_sets_prev; WORD32 param_slots[MAX_PARAMETER_SETS_MPS]; WORD32 param_slot_diff[MAX_PARAMETER_SETS_MPS]; FLOAT32 inv_param_slot_diff[MAX_PARAMETER_SETS_MPS]; WORD32 inv_param_slot_diff_Q30[MAX_PARAMETER_SETS_MPS]; WORD32 frame_length; WORD32 residual_coding; WORD32 bs_residual_present; WORD32 bs_residual_bands; ia_usac_dec_mps_config_struct *config; ia_mps_bs_frame bs_frame; WORD32 smoothing_time[MAX_PARAMETER_SETS_MPS]; WORD32 inv_smoothing_time[MAX_PARAMETER_SETS_MPS]; WORD32 smoothing_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 bs_tsd_enable; WORD32 bs_tsd_sep_data[MAX_TIME_SLOTS]; WORD32 bs_tsd_tr_phase_data[MAX_TIME_SLOTS]; WORD32 tsd_num_tr_slots; WORD32 tsd_codeword_len; FLOAT32 cld_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; FLOAT32 icc_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; FLOAT32 ipd_data[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 bs_phase_mode; WORD32 opd_smoothing_mode; WORD32 num_bands_ipd; FLOAT32 phase_l[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; FLOAT32 phase_r[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; FLOAT32 phase_l_prev[MAX_PARAMETER_BANDS]; FLOAT32 phase_r_prev[MAX_PARAMETER_BANDS]; WORD32 phase_l_fix[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 phase_r_fix[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS]; WORD32 m1_param_re[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m1_param_im[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m2_decor_re[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m2_decor_im[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m2_resid_re[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m2_resid_im[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 m1_param_re_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 m1_param_im_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 m2_decor_re_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 m2_decor_im_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 m2_resid_re_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 m2_resid_im_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT]; ia_cmplx_flt_struct qmf_in[2][MAX_TIME_SLOTS][MAX_NUM_QMF_BANDS_MPS_NEW]; ia_cmplx_flt_struct hyb_in[2][MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct hyb_res[MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct v[MAX_M1_OUTPUT][MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct w_diff[MAX_M2_INPUT][MAX_TIME_SLOTS] [MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct w_dir[MAX_M2_INPUT][MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct hyb_dir_out[2][MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct hyb_diff_out[2][MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; ia_cmplx_flt_struct qmf_out_dir[2][MAX_TIME_SLOTS][MAX_NUM_QMF_BANDS_MPS]; ia_cmplx_flt_struct scratch[MAX_TIME_SLOTS][MAX_HYBRID_BANDS_MPS]; FLOAT32 (*output_buffer)[4096]; ia_mps_hybrid_filt_struct hyb_filt_state[2]; ia_mps_poly_phase_synth_struct qmf_filt_state[2]; ia_mps_decor_struct mps_decor; ia_mps_smoothing_struct smoothing_filt_state; ia_mps_env_reshape_struct guided_env_shaping; WORD32 bs_high_rate_mode; WORD32 tmp_buf[84 * MAX_NUM_QMF_BANDS_SAC]; FLOAT32 r_out_re_in_m1[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; FLOAT32 r_out_im_in_m1[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 r_out_re_scratch_m1[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 r_out_im_scratch_m1[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; FLOAT32 r_out_re_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; FLOAT32 r_out_im_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; FLOAT32 r_out_diff_re_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; FLOAT32 r_out_diff_im_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 r_out_re_fix_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 r_out_im_fix_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT]; WORD32 r_diff_out_re_fix_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS] [MAX_M_OUTPUT][MAX_M_INPUT]; WORD32 r_diff_out_im_fix_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS] [MAX_M_OUTPUT][MAX_M_INPUT]; FLOAT32 r_out_ph_re_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][2]; FLOAT32 r_out_ph_im_in_m2[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][2]; ia_mps_stp_struct subband_var; ia_mps_opd_smooth_struct opd_smooth; ia_mps_poly_phase_struct poly_phase_filt_kernel; VOID *p_sbr_dec[MAXNRSBRCHANNELS]; VOID *p_sbr_frame[MAXNRSBRCHANNELS]; VOID *p_sbr_header[MAXNRSBRCHANNELS]; } ia_mps_dec_state_struct; VOID ixheaacd_mps_init_pre_and_post_matrix(ia_mps_dec_state_struct *self); VOID ixheaacd_pre_and_mix_matrix_calculation(ia_mps_dec_state_struct *self); WORD32 ixheaacd_mps_apply_pre_matrix(ia_mps_dec_state_struct *self); WORD32 ixheaacd_mps_apply_mix_matrix(ia_mps_dec_state_struct *self); VOID ixheaacd_mps_config(ia_mps_dec_state_struct *self, WORD32 frame_len, WORD32 residual_coding, ia_usac_dec_mps_config_struct *mps212_config); WORD32 ixheaacd_mps_frame_decode(ia_mps_dec_state_struct *self); WORD32 ixheaacd_mps_header_decode(ia_mps_dec_state_struct *self); VOID ixheaacd_mps_env_init(ia_mps_dec_state_struct *self); VOID ixheaacd_mps_time_env_shaping(ia_mps_dec_state_struct *self); VOID ixheaacd_mps_pre_matrix_mix_matrix_smoothing( ia_mps_dec_state_struct *self); VOID ixheaacd_mps_smoothing_opd(ia_mps_dec_state_struct *self); WORD32 ixheaacd_mps_temp_process(ia_mps_dec_state_struct *self); VOID ixheaacd_mps_par2umx_ps(ia_mps_dec_state_struct *self, ia_mps_bs_frame *curr_bit_stream, WORD32 *h_real, WORD32 param_set_idx); VOID ixheaacd_mps_par2umx_ps_ipd_opd(ia_mps_dec_state_struct *self, ia_mps_bs_frame *curr_bit_stream, WORD32 *h_real, WORD32 param_set_idx); VOID ixheaacd_mps_par2umx_pred(ia_mps_dec_state_struct *self, ia_mps_bs_frame *curr_bit_stream, WORD32 *h_imag, WORD32 *h_real, WORD32 param_set_idx, WORD32 res_bands); WORD32 ixheaacd_mps_upmix_interp( WORD32 m_matrix[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT], WORD32 r_matrix[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][MAX_M_OUTPUT] [MAX_M_INPUT], WORD32 m_matrix_prev[MAX_PARAMETER_BANDS][MAX_M_OUTPUT][MAX_M_INPUT], WORD32 num_rows, WORD32 num_cols, ia_mps_dec_state_struct *self); VOID ixheaacd_mps_phase_interpolation( FLOAT32 pl[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS], FLOAT32 pr[MAX_PARAMETER_SETS_MPS][MAX_PARAMETER_BANDS], FLOAT32 pl_prev[MAX_PARAMETER_BANDS], FLOAT32 pr_prev[MAX_PARAMETER_BANDS], FLOAT32 r_re[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][2], FLOAT32 r_im[MAX_TIME_SLOTS][MAX_PARAMETER_BANDS][2], ia_mps_dec_state_struct *self); #endif