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 enum { MS_NONE = 0, MS_SOME = 1, MS_ALL = 2 }; 23 24 enum { MS_ON = 1 }; 25 26 typedef struct { 27 WORD32 ms_digest; /* 0 = no MS; 1 = some MS, 2 = all MS */ 28 WORD32 ms_mask[MAXIMUM_GROUPED_SCALE_FACTOR_BAND]; 29 } ixheaace_tools_info; 30 31 typedef struct { 32 WORD32 sfb_count; 33 WORD32 sfb_per_group; 34 WORD32 max_sfb_per_grp; 35 WORD32 window_sequence; 36 WORD32 window_shape; 37 WORD32 grouping_mask; 38 WORD32 sfb_offsets[MAXIMUM_GROUPED_SCALE_FACTOR_BAND + 1]; 39 FLOAT32 *ptr_sfb_energy; 40 FLOAT32 *ptr_sfb_spread_energy; 41 FLOAT32 *ptr_sfb_thr; 42 FLOAT32 *ptr_spec_coeffs; 43 FLOAT32 sfb_sum_ms_energy; 44 FLOAT32 sfb_sum_lr_energy; 45 FLOAT32 pe; 46 FLOAT32 sfb_min_snr[MAXIMUM_GROUPED_SCALE_FACTOR_BAND]; 47 WORD32 ms_digest; /* 0 = no MS; 1 = some MS, 2 = all MS */ 48 WORD32 ms_used[MAXIMUM_GROUPED_SCALE_FACTOR_BAND]; 49 ixheaace_temporal_noise_shaping_params tns_info; 50 } ixheaace_psy_out_channel; 51 52 typedef struct { 53 ixheaace_tools_info tools_info; 54 FLOAT32 weight_ms_lr_pe_ratio; 55 } ixheaace_psy_out_element; 56 57 typedef struct { 58 /* information shared by both channels */ 59 ixheaace_psy_out_element psy_out_element; 60 /* information specific to each channel */ 61 ixheaace_psy_out_channel *psy_out_ch[IXHEAACE_MAX_CH_IN_BS_ELE]; 62 } ixheaace_psy_out; 63 64 VOID ia_enhaacplus_enc_build_interface( 65 FLOAT32 *ptr_grouped_mdct_spec, ixheaace_sfb_energy *ptr_grouped_sfb_thres, 66 ixheaace_sfb_energy *ptr_grouped_sfb_nrg, ixheaace_sfb_energy *ptr_grouped_sfb_spreaded_nrg, 67 const ixheaace_sfb_energy_sum sfb_nrg_sum_lr, const ixheaace_sfb_energy_sum sfb_nrg_sum_ms, 68 const WORD32 win_seq, const WORD32 win_shape, const WORD32 grouped_sfb_cnt, 69 const WORD32 *ptr_grouped_sfb_offset, const WORD32 max_sfb_per_grp, 70 const FLOAT32 *ptr_grouped_sfb_min_snr, const WORD32 total_groups_cnt, 71 const WORD32 *ptr_group_len, ixheaace_psy_out_channel *ptr_psy_out_ch); 72