1 /****************************************************************************** 2 * * 3 * Copyright (C) 2023 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 21 #pragma once 22 23 struct ixheaace_str_sbr_bitstream_data { 24 WORD32 total_bits; 25 WORD32 payload_bits; 26 WORD32 fill_bits; 27 WORD32 header_active; 28 WORD32 crc_active; 29 WORD32 nr_send_header_data; 30 WORD32 count_send_header_data; 31 WORD32 usac_indep_flag; 32 }; 33 34 struct ixheaace_str_sbr_config_data { 35 WORD32 num_ch; 36 WORD32 num_scf[2]; 37 WORD32 num_master; 38 WORD32 sample_freq; 39 WORD32 is_ld_sbr; 40 WORD32 is_esbr; 41 WORD32 xover_freq; 42 UWORD8 sbr_freq_band_tab_lo[MAXIMUM_FREQ_COEFFS / 2 + 1]; 43 UWORD8 sbr_freq_band_tab_hi[MAXIMUM_FREQ_COEFFS + 1]; 44 UWORD8 *ptr_freq_band_tab[2]; 45 UWORD8 *ptr_v_k_master; 46 UWORD8 sbr_v_k_master[MAXIMUM_FREQ_COEFFS + 1]; 47 ixheaace_sbr_stereo_mode stereo_mode; 48 WORD32 detect_missing_harmonics; 49 WORD32 use_parametric_coding; 50 WORD32 xpos_control_switch; 51 WORD32 sbr_ratio_idx; 52 ixheaace_sbr_codec_type sbr_codec; 53 }; 54 55 struct ixheaace_str_sbr_env_data { 56 WORD32 sbr_xpos_ctrl; 57 ixheaace_freq_res freq_res_fix; 58 ixheaace_invf_mode sbr_invf_mode; 59 ixheaace_invf_mode sbr_invf_mode_vec[MAXIMUM_NUM_NOISE_VALUES]; 60 ixheaace_pvc_bs_info pvc_info; 61 ixheaace_sbr_xpos_mode sbr_xpos_mode; 62 WORD32 ienvelope[IXHEAACE_MAX_ENV][MAXIMUM_FREQ_COEFFS]; 63 WORD32 code_book_scf_lav_balance; 64 WORD32 code_book_scf_lav; 65 const WORD32 *ptr_huff_tab_time_c; 66 const WORD32 *ptr_huff_tab_freq_c; 67 const UWORD8 *ptr_huff_tab_time_l; 68 const UWORD8 *ptr_huff_tab_freq_l; 69 const WORD32 *ptr_huff_tab_lvl_time_c; 70 const WORD32 *ptr_huff_tab_bal_time_c; 71 const WORD32 *ptr_huff_tab_lvl_freq_c; 72 const WORD32 *ptr_huff_tab_bal_freq_c; 73 const UWORD8 *ptr_huff_tab_lvl_time_l; 74 const UWORD8 *ptr_huff_tab_bal_time_l; 75 const UWORD8 *ptr_huff_tab_lvl_freq_l; 76 const UWORD8 *ptr_huff_tab_bal_freq_l; 77 const UWORD8 *ptr_huff_tab_noise_time_l; 78 const WORD32 *ptr_huff_tab_noise_time_c; 79 const UWORD8 *ptr_huff_tab_noise_freq_l; 80 const WORD32 *ptr_huff_tab_noise_freq_c; 81 const UWORD8 *ptr_huff_tab_noise_lvl_time_l; 82 const WORD32 *ptr_huff_tab_noise_lvl_time_c; 83 const UWORD8 *ptr_huff_tab_noise_bal_time_l; 84 const WORD32 *ptr_huff_tab_noise_bal_time_c; 85 const UWORD8 *ptr_huff_tab_noise_lvl_freq_l; 86 const WORD32 *ptr_huff_tab_noise_lvl_freq_c; 87 const UWORD8 *ptr_huff_tab_noise_bal_freq_l; 88 const WORD32 *ptr_huff_tab_noise_bal_freq_c; 89 ixheaace_pstr_sbr_grid pstr_sbr_bs_grid; 90 WORD32 synthetic_coding; 91 WORD32 no_harmonics; 92 WORD32 add_harmonic_flag; 93 UWORD8 add_harmonic[MAXIMUM_FREQ_COEFFS]; 94 WORD32 si_sbr_start_env_bits_balance; 95 WORD32 si_sbr_start_env_bits; 96 WORD32 si_sbr_start_noise_bits_balance; 97 WORD32 si_sbr_start_noise_bits; 98 WORD32 no_of_envelopes; 99 WORD32 no_scf_bands[IXHEAACE_MAX_ENV]; 100 WORD32 domain_vec[IXHEAACE_MAX_ENV]; 101 WORD32 domain_vec_noise[IXHEAACE_MAX_ENV]; 102 WORD32 noise_level[MAXIMUM_FREQ_COEFFS_HEAAC]; 103 WORD32 noise_band_count; 104 WORD32 balance; 105 WORD32 init_sbr_amp_res; 106 WORD32 sbr_patching_mode; 107 WORD32 sbr_oversampling_flag; 108 WORD32 sbr_pitchin_bins_flag; 109 WORD32 sbr_coupling; 110 WORD32 sbr_preprocessing; 111 WORD32 sbr_pitchin_bins; 112 WORD32 harmonic_sbr; 113 WORD32 usac_indep_flag; 114 WORD32 usac_harmonic_sbr; 115 WORD32 sbr_pvc_mode; 116 WORD32 sbr_sinusoidal_pos_flag; 117 WORD32 sbr_sinusoidal_pos; 118 WORD32 sbr_inter_tes; 119 WORD32 *ptr_sbr_inter_tes_shape; 120 WORD32 *ptr_sbr_inter_tes_shape_mode; 121 WORD32 curr_sbr_amp_res; 122 }; 123 124 struct ixheaace_str_enc_channel { 125 ixheaace_str_sbr_trans_detector str_sbr_trans_detector; 126 ixheaace_str_sbr_code_envelope str_sbr_code_env; 127 ixheaace_str_sbr_code_envelope str_sbr_code_noise_floor; 128 ixheaace_str_sbr_extr_env str_sbr_extract_env; 129 ixheaace_str_sbr_qmf_filter_bank str_sbr_qmf; 130 ixheaace_str_sbr_env_frame str_sbr_env_frame; 131 ixheaace_str_sbr_ton_corr_est str_ton_corr; 132 ixheaace_str_inter_tes_params str_inter_tes_enc; 133 ixheaace_str_hbe_enc *pstr_hbe_enc; 134 WORD32 sbr_amp_res_init; 135 struct ixheaace_str_sbr_env_data enc_env_data; 136 }; 137 138 typedef struct { 139 WORD32 sbr_num_chan; 140 WORD32 sbr_coupling; 141 UWORD8 sbr_preprocessing; 142 UWORD8 sbr_patching_mode[2]; 143 UWORD8 sbr_oversampling_flag[2]; 144 UWORD8 sbr_pitchin_flags[2]; 145 UWORD8 sbr_pitchin_bins[2]; 146 } ixheaace_str_esbr_bs_data; 147 148 typedef struct ixheaace_str_sbr_bitstream_data *ixheaace_pstr_sbr_bitstream_data; 149 typedef struct ixheaace_str_sbr_config_data *ixheaace_pstr_sbr_config_data; 150 typedef struct ixheaace_str_enc_channel *ixheaace_pstr_enc_channel; 151 typedef struct ixheaace_str_sbr_env_data *ixheaace_pstr_sbr_env_data; 152