| /****************************************************************************** |
| * |
| * 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 IMPD_DRC_LOUDNESS_CONTROL_H |
| #define IMPD_DRC_LOUDNESS_CONTROL_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| WORD32 |
| impd_mixing_level_info( |
| ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct, |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested, |
| WORD32 eq_set_id_requested, FLOAT32* mixing_level); |
| VOID impd_signal_peak_level_info( |
| ia_drc_config* pstr_drc_config, |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| ia_drc_instructions_struct* str_drc_instruction_str, |
| WORD32 requested_dwnmix_id, WORD32 album_mode, |
| WORD32 num_compression_eq_count, WORD32* num_compression_eq_id, |
| WORD32* peak_info_count, WORD32 eq_set_id[], FLOAT32 signal_peak_level[], |
| WORD32 explicit_peak_information_present[]); |
| |
| WORD32 |
| impd_extract_loudness_peak_to_average_info( |
| ia_loudness_info_struct* loudness_info, WORD32 dyn_range_measurement_type, |
| WORD32* loudness_peak_2_avg_value_present, |
| FLOAT32* loudness_peak_2_avg_value); |
| |
| WORD32 |
| impd_loudness_peak_to_average_info( |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| ia_drc_instructions_struct* str_drc_instruction_str, |
| WORD32 requested_dwnmix_id, WORD32 dyn_range_measurement_type, |
| WORD32 album_mode, WORD32* loudness_peak_2_avg_value_present, |
| FLOAT32* loudness_peak_2_avg_value); |
| |
| WORD32 |
| impd_overall_loudness_present(ia_loudness_info_struct* loudness_info, |
| WORD32* loudness_info_present); |
| |
| WORD32 |
| impd_find_overall_loudness_info( |
| ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct, |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested, |
| WORD32* overall_loudness_info_present, WORD32* loudness_info_count, |
| ia_loudness_info_struct* loudness_info[]); |
| |
| WORD32 |
| impd_high_pass_loudness_adjust_info(ia_loudness_info_struct* loudness_info, |
| WORD32* loudness_hp_adjust_present, |
| FLOAT32* loudness_hp_adjust); |
| |
| WORD32 |
| impd_find_high_pass_loudness_adjust( |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested, WORD32 album_mode, |
| FLOAT32 device_cutoff_freq, WORD32* loudness_hp_adjust_present, |
| FLOAT32* loudness_hp_adjust); |
| |
| WORD32 |
| impd_init_loudness_control( |
| ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct, |
| ia_drc_loudness_info_set_struct* pstr_loudness_info, |
| WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested, |
| WORD32 num_compression_eq_count, WORD32* num_compression_eq_id, |
| WORD32* loudness_info_count, WORD32 eq_set_id[], |
| FLOAT32 loudness_normalization_gain_db[], FLOAT32 loudness[]); |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif |