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 WORD32 iusace_write_ics_info(ia_bit_buf_struct *it_bit_buf, ia_sfb_params_struct *pstr_sfb_prms, 23 WORD32 ch); 24 25 WORD32 iusace_write_cpe(ia_sfb_params_struct *pstr_sfb_prms, ia_bit_buf_struct *it_bit_buf, 26 WORD32 *tns_data_present, WORD32 const usac_independency_flg, 27 ia_usac_encoder_config_struct *ptr_usac_config, 28 ia_usac_data_struct *ptr_usac_data, WORD32 ch); 29 30 WORD32 iusace_write_fd_data(ia_bit_buf_struct *it_bit_buf, ia_sfb_params_struct *pstr_sfb_prms, 31 WORD32 num_fac_bits, WORD32 usac_independency_flg, 32 ia_usac_data_struct *ptr_usac_data, 33 ia_usac_encoder_config_struct *ptr_usac_config, WORD32 ch_idx, 34 WORD32 ele_id, WORD32 idx); 35 36 WORD32 iusace_count_fd_bits(ia_sfb_params_struct *pstr_sfb_prms, 37 ia_usac_data_struct *ptr_usac_data, WORD32 usac_independency_flg, 38 ia_usac_encoder_config_struct *ptr_usac_config, WORD32 ch_idx, 39 WORD32 idx); 40 41 WORD32 iusace_write_fill_ele(ia_bit_buf_struct *it_bit_buf, WORD32 num_bits); 42 43 WORD32 iusace_write_tns_data(ia_bit_buf_struct *it_bit_buf, ia_tns_info *pstr_tns_info, 44 WORD32 window_sequence, WORD32 core_mode); 45 46 WORD32 iusace_write_cplx_pred_data(ia_bit_buf_struct *it_bit_buf, WORD32 num_win_grps, 47 WORD32 num_sfb, WORD32 complex_coef, 48 WORD32 pred_coeffs_re[MAX_SHORT_WINDOWS][MAX_SFB_LONG], 49 WORD32 pred_coeffs_im[MAX_SHORT_WINDOWS][MAX_SFB_LONG], 50 const WORD32 huff_tab[CODE_BOOK_ALPHA_LAV][2], 51 WORD32 const usac_independency_flg, WORD32 pred_dir, 52 WORD32 cplx_pred_used[MAX_SHORT_WINDOWS][MAX_SFB_LONG], 53 WORD32 cplx_pred_all, WORD32 *ptr_prev_alpha_coeff_re, 54 WORD32 *ptr_prev_alpha_coeff_im, WORD32 *delta_code_time); 55 56 WORD32 iusace_write_ms_data(ia_bit_buf_struct *it_bit_buf, WORD32 ms_mask, 57 WORD32 ms_used[MAX_SHORT_WINDOWS][MAX_SFB_LONG], WORD32 num_win_grps, 58 WORD32 nr_of_sfb); 59 60 WORD32 iusace_write_scf_data(ia_bit_buf_struct *it_bit_buf, WORD32 max_sfb, WORD32 num_sfb, 61 const WORD32 *scale_factors, WORD32 num_win_grps, WORD32 global_gain, 62 const WORD32 huff_tab[CODE_BOOK_ALPHA_LAV][2]); 63