1/******************************************************************************
2 *
3 * Copyright (C) 2018 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#include <stdio.h>
21#include "impd_type_def.h"
22#include "impd_drc_extr_delta_coded_info.h"
23#include "impd_drc_common.h"
24#include "impd_drc_struct.h"
25#include "impd_drc_interface.h"
26#include "impd_drc_selection_process.h"
27#include "impd_drc_filter_bank.h"
28#include "impd_drc_rom.h"
29
30WORD32 impd_set_default_params_selection_process(
31    ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params) {
32  pstr_drc_sel_proc_params->base_channel_count = -1;
33  pstr_drc_sel_proc_params->base_layout = -1;
34  pstr_drc_sel_proc_params->target_config_request_type = 0;
35  pstr_drc_sel_proc_params->num_downmix_id_requests = 0;
36
37  pstr_drc_sel_proc_params->album_mode = 0;
38
39  pstr_drc_sel_proc_params->peak_limiter = 1;
40
41  pstr_drc_sel_proc_params->loudness_normalization_on = 0;
42  pstr_drc_sel_proc_params->target_loudness = -24.0f;
43
44  pstr_drc_sel_proc_params->loudness_deviation_max =
45      LOUDNESS_DEVIATION_MAX_DEFAULT;
46
47  pstr_drc_sel_proc_params->loudness_measurement_method =
48      USER_METHOD_DEFINITION_DEFAULT;
49  pstr_drc_sel_proc_params->loudness_measurement_system =
50      USER_MEASUREMENT_SYSTEM_DEFAULT;
51  pstr_drc_sel_proc_params->loudness_measurement_pre_proc =
52      USER_LOUDNESS_PREPROCESSING_DEFAULT;
53  pstr_drc_sel_proc_params->device_cut_off_frequency = 500;
54  pstr_drc_sel_proc_params->loudness_norm_gain_db_max =
55      LOUDNESS_NORMALIZATION_GAIN_MAX_DEFAULT;
56  pstr_drc_sel_proc_params->loudness_norm_gain_modification_db = 0.0f;
57  pstr_drc_sel_proc_params->output_peak_level_max = 0.0f;
58  if (pstr_drc_sel_proc_params->peak_limiter == 1) {
59    pstr_drc_sel_proc_params->output_peak_level_max = 6.0f;
60  }
61
62  pstr_drc_sel_proc_params->dynamic_range_control_on = 1;
63  pstr_drc_sel_proc_params->num_bands_supported = 4;
64  pstr_drc_sel_proc_params->num_drc_feature_requests = 0;
65
66  pstr_drc_sel_proc_params->boost = 1.f;
67  pstr_drc_sel_proc_params->compress = 1.f;
68  pstr_drc_sel_proc_params->drc_characteristic_target = 0;
69
70  return 0;
71}
72WORD32 impd_set_custom_params(
73    const WORD32 param_set_idx,
74    ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params) {
75  WORD32 i, k;
76
77  const ia_loc_sys_interface_struct* system_interface =
78      &(loc_sys_interface[param_set_idx - 1]);
79
80  const ia_loc_loudness_norm_ctrl_interface_struct*
81      loudness_norm_ctrl_interface =
82          &(loc_loudness_norm_ctrl_interface[param_set_idx - 1]);
83  const ia_loc_loudness_norm_param_interface_struct*
84      loudness_norm_param_interface =
85          &(loc_loudness_norm_param_interface[param_set_idx - 1]);
86
87  const ia_loc_drc_interface_struct* drc_ctrl_interface =
88      &(loc_dyn_range_ctrl_interface[param_set_idx - 1]);
89  const ia_loc_requested_drc_effect_struct* requested_drc_effect_type =
90      &(loc_requested_drc_effect_type_str[param_set_idx - 1]);
91  const ia_loc_drc_parameter_interface_struct* drc_parameter_interface =
92      &(loc_drc_parameter_interface[param_set_idx - 1]);
93
94  pstr_drc_sel_proc_params->target_config_request_type =
95      system_interface->target_config_request_type;
96  switch (system_interface->target_config_request_type) {
97    case 1:
98      pstr_drc_sel_proc_params->requested_target_layout =
99          system_interface->requested_target_layout;
100      break;
101    case 2:
102      pstr_drc_sel_proc_params->requested_target_ch_count =
103          system_interface->requested_target_ch_count;
104      break;
105    case 0:
106    default:
107      pstr_drc_sel_proc_params->num_downmix_id_requests =
108          system_interface->num_downmix_id_requests;
109      for (i = 0; i < system_interface->num_downmix_id_requests; i++) {
110        pstr_drc_sel_proc_params->requested_dwnmix_id[i] =
111            system_interface->requested_dwnmix_id[i];
112      }
113      break;
114  }
115
116  pstr_drc_sel_proc_params->loudness_normalization_on =
117      loudness_norm_ctrl_interface->loudness_normalization_on;
118  pstr_drc_sel_proc_params->target_loudness =
119      loudness_norm_ctrl_interface->target_loudness;
120
121  pstr_drc_sel_proc_params->album_mode =
122      loudness_norm_param_interface->album_mode;
123  pstr_drc_sel_proc_params->peak_limiter =
124      loudness_norm_param_interface->peak_limiter;
125  pstr_drc_sel_proc_params->loudness_deviation_max =
126      loudness_norm_param_interface->loudness_deviation_max;
127  pstr_drc_sel_proc_params->loudness_measurement_method =
128      loudness_norm_param_interface->loudness_measurement_method;
129  pstr_drc_sel_proc_params->loudness_measurement_system =
130      loudness_norm_param_interface->loudness_measurement_system;
131  pstr_drc_sel_proc_params->loudness_measurement_pre_proc =
132      loudness_norm_param_interface->loudness_measurement_pre_proc;
133  pstr_drc_sel_proc_params->device_cut_off_frequency =
134      loudness_norm_param_interface->device_cut_off_frequency;
135  pstr_drc_sel_proc_params->loudness_norm_gain_db_max =
136      loudness_norm_param_interface->loudness_norm_gain_db_max;
137  pstr_drc_sel_proc_params->loudness_norm_gain_modification_db =
138      loudness_norm_param_interface->loudness_norm_gain_modification_db;
139  pstr_drc_sel_proc_params->output_peak_level_max =
140      loudness_norm_param_interface->output_peak_level_max;
141
142  pstr_drc_sel_proc_params->dynamic_range_control_on =
143      drc_ctrl_interface->dynamic_range_control_on;
144  pstr_drc_sel_proc_params->num_drc_feature_requests =
145      drc_ctrl_interface->num_drc_feature_requests;
146  for (i = 0; i < drc_ctrl_interface->num_drc_feature_requests; i++) {
147    pstr_drc_sel_proc_params->drc_feature_req_type[i] =
148        drc_ctrl_interface->drc_feature_req_type[i];
149    switch (drc_ctrl_interface->drc_feature_req_type[i]) {
150      case MATCH_EFFECT_TYPE:
151        pstr_drc_sel_proc_params->requested_num_drc_effects[i] =
152            requested_drc_effect_type->requested_num_drc_effects;
153        pstr_drc_sel_proc_params->desired_num_drc_effects_of_requested[i] =
154            requested_drc_effect_type->desired_num_drc_effects_of_requested;
155        for (k = 0; k < requested_drc_effect_type->requested_num_drc_effects;
156             k++) {
157          pstr_drc_sel_proc_params->requested_drc_effect_type[i][k] =
158              requested_drc_effect_type->requested_drc_effect_type[k];
159        }
160        break;
161      case MATCH_DYNAMIC_RANGE:
162        pstr_drc_sel_proc_params->requested_dyn_range_measur_type[i] =
163            drc_ctrl_interface->requested_dyn_rng_measurement_type;
164        pstr_drc_sel_proc_params->requested_dyn_range_range_flag[i] =
165            drc_ctrl_interface->requested_dyn_range_is_single_val_flag;
166        pstr_drc_sel_proc_params->requested_dyn_range_value[i] =
167            drc_ctrl_interface->requested_dyn_range_value;
168        pstr_drc_sel_proc_params->requested_dyn_range_min_val[i] =
169            drc_ctrl_interface->requested_dyn_range_min_val;
170        pstr_drc_sel_proc_params->requested_dyn_range_max_val[i] =
171            drc_ctrl_interface->requested_dyn_range_max_val;
172        break;
173      case MATCH_DRC_CHARACTERISTIC:
174        pstr_drc_sel_proc_params->requested_drc_characteristic[i] =
175            drc_ctrl_interface->requested_drc_characteristic;
176        break;
177      default:
178        return (UNEXPECTED_ERROR);
179    }
180  }
181
182  pstr_drc_sel_proc_params->boost = drc_parameter_interface->boost;
183  pstr_drc_sel_proc_params->compress = drc_parameter_interface->compress;
184  pstr_drc_sel_proc_params->drc_characteristic_target =
185      drc_parameter_interface->drc_characteristic_target;
186
187  return (0);
188}
189WORD32 impd_eval_custom_params_selection_process(
190    ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params) {
191  pstr_drc_sel_proc_params->loudness_norm_gain_db_max =
192      max(0.0f, pstr_drc_sel_proc_params->loudness_norm_gain_db_max);
193  pstr_drc_sel_proc_params->loudness_deviation_max =
194      max(0, pstr_drc_sel_proc_params->loudness_deviation_max);
195
196  return (0);
197}
198